CN104642211A - Artificial breeding method for procypris rabaudi - Google Patents
Artificial breeding method for procypris rabaudi Download PDFInfo
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- CN104642211A CN104642211A CN201310578279.7A CN201310578279A CN104642211A CN 104642211 A CN104642211 A CN 104642211A CN 201310578279 A CN201310578279 A CN 201310578279A CN 104642211 A CN104642211 A CN 104642211A
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- 241001489464 Procypris rabaudi Species 0.000 title claims abstract description 32
- 238000009395 breeding Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 241000251468 Actinopterygii Species 0.000 claims abstract description 60
- 230000001488 breeding effect Effects 0.000 claims abstract description 11
- 241000252234 Hypophthalmichthys nobilis Species 0.000 claims abstract description 4
- 230000000384 rearing effect Effects 0.000 claims description 38
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 239000003814 drug Substances 0.000 claims description 12
- 229940079593 drug Drugs 0.000 claims description 12
- 230000012447 hatching Effects 0.000 claims description 12
- 241000361919 Metaphire sieboldi Species 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 230000002196 ecbolic effect Effects 0.000 claims description 9
- 235000013601 eggs Nutrition 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 239000004568 cement Substances 0.000 claims description 7
- 235000019750 Crude protein Nutrition 0.000 claims description 6
- XUMBMVFBXHLACL-UHFFFAOYSA-N Melanin Chemical compound O=C1C(=O)C(C2=CNC3=C(C(C(=O)C4=C32)=O)C)=C2C4=CNC2=C1C XUMBMVFBXHLACL-UHFFFAOYSA-N 0.000 claims description 6
- 241000700141 Rotifera Species 0.000 claims description 6
- 230000037396 body weight Effects 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 claims description 6
- 238000004659 sterilization and disinfection Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 241000252233 Cyprinus carpio Species 0.000 claims description 3
- 102000002322 Egg Proteins Human genes 0.000 claims description 3
- 108010000912 Egg Proteins Proteins 0.000 claims description 3
- 206010062767 Hypophysitis Diseases 0.000 claims description 3
- 241001465754 Metazoa Species 0.000 claims description 3
- 241000269801 Perca Species 0.000 claims description 3
- 108010064851 Plant Proteins Proteins 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 3
- 241001439627 Schistostoma Species 0.000 claims description 3
- 229920004933 Terylene® Polymers 0.000 claims description 3
- 210000001015 abdomen Anatomy 0.000 claims description 3
- 238000005276 aerator Methods 0.000 claims description 3
- 210000004556 brain Anatomy 0.000 claims description 3
- 235000019994 cava Nutrition 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000002354 daily effect Effects 0.000 claims description 3
- 210000002969 egg yolk Anatomy 0.000 claims description 3
- 230000003203 everyday effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 235000013305 food Nutrition 0.000 claims description 3
- 239000004512 granular bait Substances 0.000 claims description 3
- 239000005556 hormone Substances 0.000 claims description 3
- 229940088597 hormone Drugs 0.000 claims description 3
- 230000009027 insemination Effects 0.000 claims description 3
- 230000002262 irrigation Effects 0.000 claims description 3
- 238000003973 irrigation Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 210000001595 mastoid Anatomy 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 210000004379 membrane Anatomy 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims description 3
- 239000008239 natural water Substances 0.000 claims description 3
- 210000004681 ovum Anatomy 0.000 claims description 3
- 238000006213 oxygenation reaction Methods 0.000 claims description 3
- 210000000006 pectoral fin Anatomy 0.000 claims description 3
- YVUQSNJEYSNKRX-UHFFFAOYSA-N pimozide Chemical compound C1=CC(F)=CC=C1C(C=1C=CC(F)=CC=1)CCCN1CCC(N2C(NC3=CC=CC=C32)=O)CC1 YVUQSNJEYSNKRX-UHFFFAOYSA-N 0.000 claims description 3
- 229960003634 pimozide Drugs 0.000 claims description 3
- 235000021118 plant-derived protein Nutrition 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 239000003488 releasing hormone Substances 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 210000001325 yolk sac Anatomy 0.000 claims description 3
- 241000269800 Percidae Species 0.000 claims description 2
- 230000004720 fertilization Effects 0.000 abstract description 2
- 230000017448 oviposition Effects 0.000 abstract 2
- 238000012258 culturing Methods 0.000 abstract 1
- 239000003643 water by type Substances 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004083 survival effect Effects 0.000 description 3
- 241001275898 Mylopharyngodon piceus Species 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 241000269799 Perca fluviatilis Species 0.000 description 1
- 241001489469 Procypris Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The present invention relates to an artificial breeding method for procypris rabaudi. The artificial breeding method includes the following steps: selecting adult procypris rabaudi or procypris rabaudi fries from natural waters and culturing the adult procypris rabaudi or the procypris rabaudi fries into parent fishes, wherein the parent fishes used for breeding should meet requirements of parent fish selecting biological characteristics and each should have a weight above 1.2kg; placing primiparity parent fishes in a parent fish cultivating pool 1 year before egg-laying, and placing the egg-lay parent fishes in the parent fish cultivating pool after egg-laying, wherein a breeding amount of the parent fishes per mu is 120 to 150, 90 to 100 spotted silver carps can be matched and cultured with the parent fishes, and a ratio of female and male parent fishes is 1 : 1; carrying out artificial induced spawning at a spawning season of procypris rabaudi, wherein the ratio of the female and male is 1 : 1, a range of spawning water temperature is 18 to 26 DEG C, and a suitable water temperature is 20 to 24 EDG C; after the artificial spawning, carrying out fertilization; then carrying out fish fry cultivation in a fish fry cultivating pool; and finally carrying out fingerling cultivation. The artificial breeding method greatly improves fish fry production, and increases economic efficiency of enterprises.
Description
Technical field
The present invention relates to a kind of rock carp artificial breeding method.
Background technology
The fish that rock carp (formal name used at school: Procypris rabaudi) is Cyprinidae Procypris, popular name water, black carp, rock carp, black carp are the endemic species of China.Be distributed in Middle And Upper Reaches of The Yangtze River tributary, Yunnan is distributed in Jinsha jiang River etc., be more common in the many rocks of substrate in rivers.The type locality of these species in Leshan sichuan, Fengdu.Be distributed in Hydro-electricity.In Upper Yangtze River fishery, economic worth is higher.Output is not high, but it to have body cavity little, meat protoplasm is tender, the advantages such as delicious, by people are liked, medium-sized first-class economic fish.Built a dam lock in Upper Yangtze River tributary in the last few years, intercepted rock carp and migrated path to spawning ground; Moreover high strength is fished for, especially large-scale electric fishing, very serious to the destruction of its resource; In addition riverine plant effuent discharge causes the Threatening factors impacts such as water quality deterioration, and this kind of fish growth speed is comparatively slow, and colony can not get supplementing in time, therefore wild population is just being tending towards reducing year by year.But its artificial propagation and cultivation survival rate only have about 43%.
Summary of the invention
Technical problem to be solved by this invention is: in order to solve the problem mentioned in above-mentioned background technology, the invention provides the rock carp artificial breeding method that a kind of survival rate of seedling is higher.
For solving the problems of the technologies described above, the invention provides rock carp artificial breeding method, it is characterized in that, from natural water area, first select rock carp adult fish or seed through cultivating into parent population, the parent population being used as breeding should meet the biology thing feature of parent population selection and the requirement of body weight more than 1.2 kilograms; Primiparity parent population enters parent fish rearing pond for 1 year before laying eggs and cultivates, and through laying eggs, namely parent population enters the cultivation of parent fish rearing pond postpartum, and every mu of stocking rate is 120 tail ~ 150 tails, flower silver carp 90 tail-100 tail of can arranging in pairs or groups, and female, the male parent population ratio of stocking is arranged in pairs or groups with 1:1; Then the spawning season having arrived rock carp adopts artificial induced spawning, and female, male parent population ratio is 1: 1, and water temperature range of laying eggs is 18 DEG C ~ 26 DEG C, and suitable water temperature is 20 DEG C ~ 24 DEG C; Stage of fertilisation is carried out after artificial induced spawning; Then carry out fry rearing, adopt fry rearing pond; Finally carry out nurture of fish fingerlings.
By above scheme, meet the biology thing feature that parent population selects as follows: body is microscler, flat-sided, and back is swelled, and belly is round and straight, short, closely conical, and the head back of the body often caves in front, nostril; Kiss is point slightly, and kiss is grown up in eye footpath, is less than a back long; Mouth is sub-the next, dark arc, the below before nostril, schistostoma end position; Lip is flourishing, tool mastoid process; After lip, ditch interrupts; Tool must, kiss must and bicker must be each 1 right, bicker slightly must be longer than kiss must; Eye is greatly medium, and side is upper; Wide and slightly prominent between eye; Eye spacing is greater than a footpath; Branchiostegal membrane is connected with isthmus in the below of front branchial skeleton trailing edge; Isthmus is wider; Squama is greatly medium, and isthmus squama is little; Side line is straight, stretches backward and reaches tail squama base; The individuality of the long 10.92 ~ 47.3cm of body, measured trait ratio value is as follows: long for height 2.83 ~ 3.21 times of body, is long 3.88 ~ 4.66 times, is long 5.18 ~ 6.42 times of caudal peduncle, is high 6.45 ~ 7.57 times of caudal peduncle; Long is long 2.57 ~ 3.61 times of kiss, is 5. 04 ~ 5. 86 times of eye footpath, is 2. 47 ~ 2. 89 times of eye spacing, is long 1. 22 ~ 1. 76 times of caudal peduncle, is high 1. 51 ~ 2. 08 times of caudal peduncle, and caudal peduncle is long is high 1.18 ~ 1. 47 times of caudal peduncle.
By above scheme, the environmental condition of described parent fish rearing: parent fish rearing pond is Tu Chi, area is 1000 ㎡ ~ 1500 ㎡; The depth of water is 1.5m ~ 2.0m; Have abundant water resources, water quality should meet outside the regulation of GB 11607, and dissolved oxygen should remain on 6 ㎎/more than L, pH value 6.8 ~ 8.5, water temperature is 4 DEG C ~ 30 DEG C, be advisable with 18 DEG C ~ 26 DEG C, in parent fish rearing pond, place large-scale crock so that parent population perches, described crock bore is greater than 40cm.
By above scheme, described parent population feed kind: have fresh animality water earthworm, crude protein content 40 ~ 43% is dynamic, and to plant protein ratio be 1:1.15 mixed bait, should meet the regulation of GB 13078; Sinl'Perca chuatsT and daily ration, feeding quantity: in parent fish rearing pond every 666.7 ㎡ take bait platform 2, granular bait for fish is dropped on bait or water earthworm platform, day feeding volume by parent population body weight 1.5% ~ 3.5%, after each bait throwing in eat up in 1h into degree, throw something and feed every day 2 times.
By above scheme, the oxytocic drug carrying out employing during artificial induced spawning comprises carp brain hypophysis (PG), pimozide DOM (DOM), fish human chorionic gonadtropin (HCG), fish luteotropin releasing hormone d-ala analog (LRH-A), alepidote hormone and fish efficient induced spawning mixture.
By above scheme, described oxytocic drug adopts pectoral fin base portion or muscle of back injection, and raun oxytocic drug accumulated dose is injected at twice, and injected dose is 1/8 ~ 1/10 of accumulated dose for the first time, carry out second time injection after the 10h ~ 16h of interval, injected dose is whole surplus; Milter disposable injection when the injection of raun second time, its drug dose is 1/3 ~ 1/2 of raun accumulated dose.
By above scheme, stage of fertilisation is carried out after artificial induced spawning, when natural insemination, spawning pond cleans up, a brown sheet laying nest is set bottom pond, presses solidly with gravel, add water to 0. 6m ~ 0.8m dark, 1:1 combo is pressed after parent population second time injection ocyodinic, put into spawning pond, support temporarily with miniflow water, produced after ovum until parent population and pulled fish nest out; Be suspended on Lotic hatching in hatching pail; Hatching water quality should meet the regulation of GB 11607, and wherein the dissolved oxygen amount of water body should at 6 ㎎/more than L, and pH value is 6.8 ~ 8.2, keeps water quality pure and fresh, and Spawning water specification is that 24 Kong/㎝ polyamide fibres or terylene mesh filter, and enters for preventing harmful organisms; Hatching water temperature range is 20 DEG C ~ 26 DEG C, and suitable water temperature is 22 DEG C ~ 24 DEG C.
By above scheme, described fry rearing pond is flowing water cement pit, and its shape is rectangle, and area is 3 ㎡ ~ 5 ㎡, and the depth of water is 50 ㎝ ~ 60 ㎝; The screen cloth screen window of discharge outlet aperture 6mm prevents fry from fleeing, and flowing water cement lucifuge object is covered lucifuge condition; Put Miao Qianying by the clear pond sterilization of the regulation of SC/T 1008; Environmental condition: fry rearing pond water quality should meet the regulation of GB 11607, and water quality is pure and fresh, wherein water body dissolved oxygen amount should be 6.8 ~ 8.5 at 6 ㎎/more than L, pH, and transparency is 40 ㎝ ~ 45 ㎝; Suitable water temperature is 20 DEG C ~ 28 DEG C, when fry puts into fry rearing pond water temperature difference be no more than ± 2 DEG C; Breeding density is that every cubic metre of water body puts 2 × 104 tail ~ 3 × 104 tails, treat that fry can freely move about and fish body is covered with melanin, after yolk sac major part absorbs, start first to open food with yolk water liquid, to throw something and feed again living body biological bait wheel animalcule, cultivate into the fry that total length is 1.5 ㎝ ~ 2.0 ㎝, then proceed to pond and carry out seed rearing; Fry rearing pond should keep uninterrupted flowing water, every 2d, the water body in fry rearing pond is changed once (about 80%) and blowdown, or with aerator to water oxygenation; Directly to throw something and feed living body biological bait wheel animalcule in cultivation pond when fry starts to ingest.
By above scheme, be that the fry of 1.5 more than ㎝ is put into pond and puts in a suitable place to breed and carry out nurture of fish fingerlings by the total length of cultivating in fry rearing pond; Described fry neat specification, body colour are consistent, travelling active, anosis, without wound, without deformity, can ingest zooplankton; Outside the regulation of described pond by SC/T 1008, pond area is 1 500 ㎡ ~ 2 000 ㎡, and pond shape is neat, and smooth at the bottom of pond, silt depth 6 ㎝ ~ 10 ㎝, has abundant water resources, pollution-free source, and irrigation and drainage are convenient; Pond disinfection should meet the regulation of SC/T 1008 and NY 5071 respectively with cultivating quality of water, after cultivating a large amount of zooplankton and transparency and being 45 ㎝, throw in fry again; Fingerling total length be less than 4 ㎝ to throw time raise 3 times (morning six up to seven time, afternoon five up to six time, evening ten time each once); Fingerling total length be greater than 4 ㎝ to throw something and feed time 2 times (morning six up to seven time, afternoon five up to six time each once); Pond planted agent arranges throwing and raises platform, and feed of fixing a point to throw something and feed, adopts the throwing feeding method that ingesting in limit, throws something and feeds in limit; Manufactured feed hygienic requirements should meet the regulation of GB 13078 and NY 5072, and the material that wherein crude protein content is not less than 40% ~ 42% mixes soft bulk and throws something and feeds, and feed of animal origin (zooplankton, water earthworm) requires fresh, pollution-free;
The breeding density of fry with go out pond specification as following table:
Manufactured feed day in fingerling stage throws the rate of raising and sees the following form:
Technique scheme of the present invention has the following advantages compared with existing general approach: the survival rate that rock carp is hatched improves greatly, drastically increases the output of fry, adds the economic benefit of enterprise.
Embodiment
Embodiment of the present invention rock carp artificial breeding method, is characterized in that, from natural water area, first select rock carp adult fish or seed through cultivating into parent population, and the parent population being used as breeding should meet the biology thing feature of parent population selection and the requirement of body weight more than 1.2 kilograms; The biology thing feature meeting parent population selection is as follows: body is microscler, flat-sided, and back is swelled, and belly is round and straight.Short, closely conical, the head back of the body often caves in front, nostril; Kiss is point slightly, and kiss is grown up in eye footpath, is less than a back long; Mouth is sub-the next, dark arc, the below before nostril, schistostoma end position; Lip is flourishing, tool mastoid process; After lip, ditch interrupts; Tool must, kiss must and bicker must be each 1 right, bicker slightly must be longer than kiss must; Eye is greatly medium, and side is upper; Wide and slightly prominent between eye; Eye spacing is greater than a footpath; Branchiostegal membrane is connected with isthmus in the below of front branchial skeleton trailing edge; Isthmus is wider; Squama is greatly medium, and isthmus squama is little; Side line is straight, stretches backward and reaches tail squama base; The individuality of the long 10.92 ~ 47.3cm of body, measured trait ratio value is as follows: long for height 2.83 ~ 3.21 times of body, is long 3.88 ~ 4.66 times, is long 5.18 ~ 6.42 times of caudal peduncle, is high 6.45 ~ 7.57 times of caudal peduncle.Long is long 2.57 ~ 3.61 times of kiss, is 5. 04 ~ 5. 86 times of eye footpath, is 2. 47 ~ 2. 89 times of eye spacing, is long 1. 22 ~ 1. 76 times of caudal peduncle, is high 1. 51 ~ 2. 08 times of caudal peduncle, and caudal peduncle is long is high 1.18 ~ 1. 47 times of caudal peduncle; The environmental condition of parent fish rearing: parent fish rearing pond is Tu Chi, area is advisable with 1000 ㎡ ~ 1500 ㎡; The depth of water is 1.5m ~ 2.0m; Have abundant water resources, water quality should meet outside the regulation of GB 11607, and dissolved oxygen should remain on 6 ㎎/more than L, pH value 6.8 ~ 8.5, and water temperature is 4 DEG C ~ 30 DEG C, be advisable with 18 DEG C ~ 26 DEG C, place in parent fish rearing pond large-scale crock (bore is greater than 40cm) just parent population perch.Primiparity parent population enters parent fish rearing pond for 1 year before laying eggs and cultivates; Through laying eggs, namely parent population enters the cultivation of parent fish rearing pond postpartum, and every mu of stocking rate is 120 tail ~ 150 tails, and collocation flower silver carp 90 tail-100 tail is advisable, and female, the male parent population ratio of stocking is advisable with 1:1 collocation; Parent population feed kind: have fresh animality water earthworm, crude protein content 40 ~ 43% is dynamic, and to plant protein ratio be 1:1.15 mixed bait, should meet the regulation of GB 13078; Sinl'Perca chuatsT and daily ration, feeding quantity: in parent fish rearing pond every 666.7 ㎡ take bait platform 2, granular bait for fish is dropped on bait or water earthworm platform, day feeding volume by parent population body weight 1.5% ~ 3.5%, after each bait throwing in eat up in 1h into degree, throw something and feed every day 2 times;
Then the spawning season having arrived rock carp adopts artificial induced spawning, and female, male parent population ratio is 1: 1, and water temperature range of laying eggs is 18 DEG C ~ 26 DEG C, and suitable water temperature is 20 DEG C ~ 24 DEG C; Oxytocic drug has carp brain hypophysis (PG), pimozide DOM (DOM), fish human chorionic gonadtropin (HCG), fish luteotropin releasing hormone d-ala analog (LRH-A), alepidote hormone and fish efficient induced spawning mixture; Oxytocic drug adopts pectoral fin base portion or muscle of back injection, and raun oxytocic drug accumulated dose is injected at twice, and injected dose is 1/8 ~ 1/10 of accumulated dose for the first time, and carry out second time injection after the 10h ~ 16h of interval, injected dose is whole surplus; Milter disposable injection when the injection of raun second time, its drug dose is 1/3 ~ 1/2 of raun accumulated dose; Stage of fertilisation is carried out after artificial induced spawning, when natural insemination, spawning pond cleans up, a brown sheet laying nest is set bottom pond, press solidly with gravel, add water to 0. 6m ~ 0.8m dark, press 1:1 combo after parent population second time injection ocyodinic, put into spawning pond, support temporarily with miniflow water, produced after ovum until parent population and pulled fish nest out; Be suspended on Lotic hatching in hatching pail; Hatching water quality should meet the regulation of GB 11607, and wherein the dissolved oxygen amount of water body should at 6 ㎎/more than L, and pH value is 6.8 ~ 8.2, keeps water quality pure and fresh, and Spawning water specification is that 24 Kong/㎝ polyamide fibres or terylene mesh filter, and is strictly on guard against that harmful organisms enters; Hatching water temperature range is 20 DEG C ~ 26 DEG C, and suitable water temperature is 22 DEG C ~ 24 DEG C; Then fry rearing is carried out: adopt flowing water cement pit.Its shape is rectangle, and area is 3 ㎡ ~ 5 ㎡, and the depth of water is 50 ㎝ ~ 60 ㎝; The screen cloth screen window of discharge outlet aperture 6mm prevents fry from fleeing, and flowing water cement lucifuge object is covered lucifuge condition; Put Miao Qianying by the clear pond sterilization of the regulation of SC/T 1008; Environmental condition: flowing water cement pit water quality should meet the regulation of GB 11607, and water quality is pure and fresh, wherein water body dissolved oxygen amount should be 6.8 ~ 8.5 at 6 ㎎/more than L, pH, and transparency is 40 ㎝ ~ 45 ㎝; Suitable water temperature is 20 DEG C ~ 28 DEG C, fry put into cultivate pond time water temperature difference be no more than ± 2 DEG C; Breeding density is that every cubic metre of water body puts 2 × 104 tail ~ 3 × 104 tails, treat that fry can freely move about and fish body is covered with melanin, after yolk sac major part absorbs, start first to open food with yolk water liquid, to throw something and feed again living body biological bait wheel animalcule, cultivate into the fry that total length is 1.5 ㎝ ~ 2.0 ㎝, then proceed to pond and carry out seed rearing; Flowing water pond should keep uninterrupted flowing water, every 2d, the water body in flowing water pond is changed once (about 80%) and blowdown, or with aerator to water oxygenation; Directly to throw something and feed living body biological bait wheel animalcule in cultivation pond when fry starts to ingest; Finally carry out nurture of fish fingerlings: cultivate into by above-mentioned steps the fry that total length is 1.5 more than ㎝, can ingest zooplankton.Fry neat specification, body colour are consistent, travelling active, anosis, nothing wound, nothing deformity, then put into pond to put in a suitable place to breed, outside the regulation of pond by SC/T 1008, pond area is 1 500 ㎡ ~ 2 000 ㎡, and pond shape is neat, smooth at the bottom of pond, silt depth 6 ㎝ ~ 10 ㎝, have abundant water resources, pollution-free source, irrigation and drainage are convenient; Pond disinfection should meet the regulation of SC/T 1008 and NY 5071 respectively with cultivating quality of water, after cultivating a large amount of zooplankton and transparency and being 45 ㎝, throw in fry again; Fingerling total length be less than 4 ㎝ to throw time raise 3 times (morning six up to seven time, afternoon five up to six time, evening ten time each once); Fingerling total length be greater than 4 ㎝ to throw something and feed time 2 times (morning six up to seven time, afternoon five up to six time each once); Pond planted agent arranges throwing and raises platform, and feed of fixing a point to throw something and feed, adopts the throwing feeding method that ingesting in limit, throws something and feeds in limit; Manufactured feed hygienic requirements should meet the regulation of GB 13078 and NY 5072, and the material that wherein crude protein content is not less than 40% ~ 42% mixes soft bulk and throws something and feeds, and feed of animal origin (zooplankton, water earthworm) requires fresh, pollution-free; The breeding density of fry with go out pond specification and throw rate of raising manufactured feed day in fingerling stage to see following two tables respectively:
spawning rate according to above-mentioned technical requirement parent population can reach more than 85%, and fertilization rate reached is to 85%, and emergence rate reaches more than 98%, and fry is trained motility rate up to more than 90%.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to right.
Claims (9)
1. rock carp artificial breeding method, is characterized in that, from natural water area, first select rock carp adult fish or seed through cultivating into parent population, and the parent population being used as breeding should meet the biology thing feature of parent population selection and the requirement of body weight more than 1.2 kilograms; Primiparity parent population enters parent fish rearing pond for 1 year before laying eggs and cultivates, and through laying eggs, namely parent population enters the cultivation of parent fish rearing pond postpartum, and every mu of stocking rate is 120 tail ~ 150 tails, flower silver carp 90 tail-100 tail of can arranging in pairs or groups, and female, the male parent population ratio of stocking is arranged in pairs or groups with 1:1; Then the spawning season having arrived rock carp adopts artificial induced spawning, and female, male parent population ratio is 1: 1, and water temperature range of laying eggs is 18 DEG C ~ 26 DEG C, and suitable water temperature is 20 DEG C ~ 24 DEG C; Stage of fertilisation is carried out after artificial induced spawning; Then carry out fry rearing, adopt fry rearing pond; Finally carry out nurture of fish fingerlings.
2. rock carp artificial breeding method as claimed in claim 1, is characterized in that, meets the biology thing feature that parent population selects as follows: body is microscler, flat-sided, and back is swelled, and belly is round and straight, short, closely conical, and the head back of the body often caves in front, nostril; Kiss is point slightly, and kiss is grown up in eye footpath, is less than a back long; Mouth is sub-the next, dark arc, the below before nostril, schistostoma end position; Lip is flourishing, tool mastoid process; After lip, ditch interrupts; Tool must, kiss must and bicker must be each 1 right, bicker slightly must be longer than kiss must; Eye is greatly medium, and side is upper; Wide and slightly prominent between eye; Eye spacing is greater than a footpath; Branchiostegal membrane is connected with isthmus in the below of front branchial skeleton trailing edge; Isthmus is wider; Squama is greatly medium, and isthmus squama is little; Side line is straight, stretches backward and reaches tail squama base; The individuality of the long 10.92 ~ 47.3cm of body, measured trait ratio value is as follows: long for height 2.83 ~ 3.21 times of body, is long 3.88 ~ 4.66 times, is long 5.18 ~ 6.42 times of caudal peduncle, is high 6.45 ~ 7.57 times of caudal peduncle; Long is long 2.57 ~ 3.61 times of kiss, is 5. 04 ~ 5. 86 times of eye footpath, is 2. 47 ~ 2. 89 times of eye spacing, is long 1. 22 ~ 1. 76 times of caudal peduncle, is high 1. 51 ~ 2. 08 times of caudal peduncle, and caudal peduncle is long is high 1.18 ~ 1. 47 times of caudal peduncle.
3. rock carp artificial breeding method as claimed in claim 1, it is characterized in that, the environmental condition of described parent fish rearing: parent fish rearing pond is Tu Chi, area is 1000 ㎡ ~ 1500 ㎡; The depth of water is 1.5m ~ 2.0m; Have abundant water resources, water quality should meet outside the regulation of GB 11607, and dissolved oxygen should remain on 6 ㎎/more than L, pH value 6.8 ~ 8.5, water temperature is 4 DEG C ~ 30 DEG C, be advisable with 18 DEG C ~ 26 DEG C, in parent fish rearing pond, place large-scale crock so that parent population perches, described crock bore is greater than 40cm.
4. rock carp artificial breeding method as claimed in claim 1, is characterized in that, described parent population feed kind: have fresh animality water earthworm, and crude protein content 40 ~ 43% is dynamic, and to plant protein ratio be 1:1.15 mixed bait, should meet the regulation of GB 13078; Sinl'Perca chuatsT and daily ration, feeding quantity: in parent fish rearing pond every 666.7 ㎡ take bait platform 2, granular bait for fish is dropped on bait or water earthworm platform, day feeding volume by parent population body weight 1.5% ~ 3.5%, after each bait throwing in eat up in 1h into degree, throw something and feed every day 2 times.
5. rock carp artificial breeding method as claimed in claim 1, it is characterized in that, the oxytocic drug carrying out employing during artificial induced spawning comprises carp brain hypophysis (PG), pimozide DOM (DOM), fish human chorionic gonadtropin (HCG), fish luteotropin releasing hormone d-ala analog (LRH-A), alepidote hormone and fish efficient induced spawning mixture.
6. rock carp artificial breeding method as claimed in claim 5, it is characterized in that, described oxytocic drug adopts pectoral fin base portion or muscle of back injection, raun oxytocic drug accumulated dose is injected at twice, injected dose is 1/8 ~ 1/10 of accumulated dose for the first time, carry out second time injection after the 10h ~ 16h of interval, injected dose is whole surplus; Milter disposable injection when the injection of raun second time, its drug dose is 1/3 ~ 1/2 of raun accumulated dose.
7. rock carp artificial breeding method as claimed in claim 1, it is characterized in that, carry out stage of fertilisation after artificial induced spawning, when natural insemination, spawning pond cleans up, and arranges a brown sheet laying nest bottom pond, press solidly with gravel, add water to 0. 6m ~ 0.8m dark, press 1:1 combo after parent population second time injection ocyodinic, put into spawning pond, support temporarily with miniflow water, produced after ovum until parent population and pulled fish nest out; Be suspended on Lotic hatching in hatching pail; Hatching water quality should meet the regulation of GB 11607, and wherein the dissolved oxygen amount of water body should at 6 ㎎/more than L, and pH value is 6.8 ~ 8.2, keeps water quality pure and fresh, and Spawning water specification is that 24 Kong/㎝ polyamide fibres or terylene mesh filter, and enters for preventing harmful organisms; Hatching water temperature range is 20 DEG C ~ 26 DEG C, and suitable water temperature is 22 DEG C ~ 24 DEG C.
8. rock carp artificial breeding method as claimed in claim 1, it is characterized in that, described fry rearing pond is flowing water cement pit, and its shape is rectangle, and area is 3 ㎡ ~ 5 ㎡, and the depth of water is 50 ㎝ ~ 60 ㎝; The screen cloth screen window of discharge outlet aperture 6mm prevents fry from fleeing, and flowing water cement lucifuge object is covered lucifuge condition; Put Miao Qianying by the clear pond sterilization of the regulation of SC/T 1008; Environmental condition: fry rearing pond water quality should meet the regulation of GB 11607, and water quality is pure and fresh, wherein water body dissolved oxygen amount should be 6.8 ~ 8.5 at 6 ㎎/more than L, pH, and transparency is 40 ㎝ ~ 45 ㎝; Suitable water temperature is 20 DEG C ~ 28 DEG C, when fry puts into fry rearing pond water temperature difference be no more than ± 2 DEG C; Breeding density is that every cubic metre of water body puts 2 × 104 tail ~ 3 × 104 tails, treat that fry can freely move about and fish body is covered with melanin, after yolk sac major part absorbs, start first to open food with yolk water liquid, to throw something and feed again living body biological bait wheel animalcule, cultivate into the fry that total length is 1.5 ㎝ ~ 2.0 ㎝, then proceed to pond and carry out seed rearing; Fry rearing pond should keep uninterrupted flowing water, every 2d, the water body in fry rearing pond is changed once (about 80%) and blowdown, or with aerator to water oxygenation; Directly to throw something and feed living body biological bait wheel animalcule in cultivation pond when fry starts to ingest.
9. rock carp artificial breeding method as claimed in claim 1, is characterized in that, is that the fry of 1.5 more than ㎝ is put into pond and puts in a suitable place to breed and carry out nurture of fish fingerlings by the total length of cultivating in fry rearing pond; Described fry neat specification, body colour are consistent, travelling active, anosis, without wound, without deformity, can ingest zooplankton; Outside the regulation of described pond by SC/T 1008, pond area is 1 500 ㎡ ~ 2 000 ㎡, and pond shape is neat, and smooth at the bottom of pond, silt depth 6 ㎝ ~ 10 ㎝, has abundant water resources, pollution-free source, and irrigation and drainage are convenient; Pond disinfection should meet the regulation of SC/T 1008 and NY 5071 respectively with cultivating quality of water, after cultivating a large amount of zooplankton and transparency and being 45 ㎝, throw in fry again; Fingerling total length be less than 4 ㎝ to throw time raise 3 times (morning six up to seven time, afternoon five up to six time, evening ten time each once); Fingerling total length be greater than 4 ㎝ to throw something and feed time 2 times (morning six up to seven time, afternoon five up to six time each once); Pond planted agent arranges throwing and raises platform, and feed of fixing a point to throw something and feed, adopts the throwing feeding method that ingesting in limit, throws something and feeds in limit; Manufactured feed hygienic requirements should meet the regulation of GB 13078 and NY 5072, and the material that wherein crude protein content is not less than 40% ~ 42% mixes soft bulk and throws something and feeds, and feed of animal origin (zooplankton, water earthworm) requires fresh, pollution-free;
The breeding density of fry with go out pond specification as following table:
Manufactured feed day in fingerling stage throws the rate of raising and sees the following form:
。
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| CN106508743A (en) * | 2016-10-27 | 2017-03-22 | 武汉中科瑞华生态科技股份有限公司 | Procypris rabaudi breeding method |
| CN107593530A (en) * | 2017-09-26 | 2018-01-19 | 西南大学 | Neat mouth schizothoracin is cultivated and propagation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105360035A (en) * | 2015-12-03 | 2016-03-02 | 天津市金水族水产养殖有限公司 | Ornamental carp breeding method |
| CN105360035B (en) * | 2015-12-03 | 2018-03-30 | 天津市金水族水产养殖有限公司 | The mating system of fancy carp |
| CN106035142A (en) * | 2016-05-30 | 2016-10-26 | 铜陵东晟生态农业科技有限公司 | Procypris rabaudi cultivation method |
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| CN107593530A (en) * | 2017-09-26 | 2018-01-19 | 西南大学 | Neat mouth schizothoracin is cultivated and propagation method |
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