CN111406568A - Cultivation method of vegetable mulberry - Google Patents
Cultivation method of vegetable mulberry Download PDFInfo
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- CN111406568A CN111406568A CN202010333522.9A CN202010333522A CN111406568A CN 111406568 A CN111406568 A CN 111406568A CN 202010333522 A CN202010333522 A CN 202010333522A CN 111406568 A CN111406568 A CN 111406568A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0206—Canopies, i.e. devices providing a roof above the plants
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0262—Mulches, i.e. covering material not-pre-formed in mats or sheets
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Abstract
The invention discloses a cultivation method of mulberry for vegetables, which comprises the steps of cultivation soil preparation, mulberry seedling selection, field planting, tree form cultivation, harvesting, nutrient solution spraying and the like, wherein mulberry varieties comprise Guisangyou 12, Guisangyou 62 and Guisang No. 6, the planting density is set to be 15-20 cm of plant spacing and 120cm of row spacing, the mulberry is cut at a position 20-25 cm away from the ground for 1 time after 3-4 continuous sprouts are harvested, and the mulberry is sprayed after being cut and comprises vitamin C, zeatin and NaHSO3、NaNO3、KH2PO4、H3BO3、ZnSO4·7H2O、(NH4)6Mo7O24·4H2O, a nutrient solution. The method has the beneficial effects of remarkably increasing the yield of the mulberry buds and improving the DNJ content in the mulberry buds.
Description
Technical Field
The invention relates to the field of plant planting. More specifically, the invention relates to a cultivation method of vegetable mulberry.
Background
The mulberry leaves have high food and medicinal values, and in recent years, the mulberry leaves are used as raw materials to be processed into delicious dishes, mulberry leaf tea, mulberry leaf walnut cakes, mulberry leaf pastries and other foods, so that the mulberry leaves are well popular with consumers. With the adjustment of agricultural industrial structure and the proposal of new concept of mulberry industry, vegetable mulberry as a special emerging industry develops rapidly in recent years, has obvious market development prospect and is expected to be cultivated into new members of vegetable varieties. The vegetable mulberry means a mulberry which is eaten as a vegetable by people, and usually mainly includes edible mulberry buds, young leaves and young shoots. However, in the cultivation and production of the vegetable mulberry, no mature cultivation technology of the vegetable mulberry exists, especially the proper planting density and cutting mode are important for improving the yield and quality of mulberry buds of the vegetable mulberry and guiding the cultivation of the vegetable mulberry.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
Still another object of the present invention is to provide a cultivation method of vegetable mulberry, which has the beneficial effects of significantly increasing the yield of mulberry buds and increasing the DNJ content in the mulberry buds.
To achieve these objects and other advantages in accordance with the present invention, there is provided a method for cultivating a vegetable mulberry, comprising the steps of:
s1, preparing cultivation soil, namely selecting sandy loam with the pH value of 6.0-7.5, deeply turning over the land, excavating planting ditches with the width of 40cm and the depth of × 40cm, wherein the ditch bottom is 667m each2Laying 4000kg of decomposed manure or 200-300 kg of decomposed cake fertilizer, backfilling ditch soil and leveling the land;
s2, selecting mulberry seedlings: selecting a hybrid mulberry variety, wherein the seedling diameter of a mulberry seedling is more than 4.0mm, the length of a main root is more than or equal to 100mm, and the purity is more than or equal to 95.0%;
s3, planting: when transplanting, cutting off the tender and weak part at the top of the mulberry seedling to ensure that the height of the mulberry seedling is 30-40 cm, and cutting the root system to 20 cm; planting density: planting mulberry seedlings with the plant spacing of 15cm and the row spacing of 120cm, and watering in a drip irrigation mode;
s4, tree formation and harvesting: in the first year, cutting off seedling trunks at a position 20-25 cm away from the ground after transplanting, thinning buds for the first time when young shoots grow to 10-15 cm, selecting 3-4 uniformly grown and strong young shoots, picking off buds of the first crop when the young shoots grow to 40-45 cm away from the ground, determining the buds as first branches, thinning buds for the second time when the young shoots on the first branches grow to 10-15 cm, selecting 3-4 young shoots on each branch, namely selecting 10-12 branches on each mulberry, cutting the branches into strips when the branches are 55-60 cm away from the ground, determining a fist, allowing the branches to continue growing lateral branches, picking up mulberry buds when the young shoots grow to 25-30 cm each time, removing leaves at the top end, and cutting off 1 time from a position 20-25 cm away from the ground after 3-4 continuous buds picking; harvesting mulberry buds every time when young shoots grow to 25-30 cm in spring every year, removing leaves close to the top ends, in order to uniformly harvest the mulberry buds in the growth period of the mulberry, batch-wise pruning the whole mulberry field in an interlaced mode, pruning 50% of the mulberry trees in the middle ten days of 5 months, continuing to grow the rest of the mulberry trees, harvesting buds in the same mode to the late ten days of 6 months, thinning the mulberry trees after pruning, keeping 3-4 young shoots on each mulberry fist, and cutting 1 time from a position 20-25 cm away from the ground after 3-4 continuous sprouts harvesting;
s5, spraying nutrient solution: spraying a nutrient solution on the same day or every other day of mulberries which are cut off from 20-25 cm of the ground after 3-4 continuous shoots are picked, wherein the nutrient solution comprises vitamin C, zeatin and NaHSO3、NaNO3、KH2PO4、H3BO3、ZnSO4·7H2O、(NH4)6Mo7O24·4H2O, wherein the concentration of the vitamin C is 6 mg/L, and the concentration of the zeatin is 2 mg/L3At a concentration of 100 mg/L3Has a concentration of 1000 mg/L2PO4At a concentration of 200 mg/L, H3BO3At a concentration of 3 mg/L4·7H2The concentration of O is 0.15 mg/L, (NH)4)6Mo7O24·4H2The concentration of O was 0.01 mg/L.
Preferably, the method further comprises the following steps:
s6, fertilizing: picking off bud of mulberry in the first year, opening fertilizing hole 20cm away from main trunk of mulberry, and applying nitrogen fertilizer, phosphate fertilizer and potassium fertilizer every 667m2Applying 25kg of pure nitrogen, 20kg of pure phosphorus and 20kg of pure potassium, and covering soil after applying the fertilizer; after 1 sprout harvest in the growth period of the mulberry, applying nitrogen fertilizer once per 667m2Applying 10-15 kg of pure nitrogen, and applying organic fertilizer after the mulberry enters a dormant period in winter in combination with ploughing, wherein the amount of the organic fertilizer is 667m2Applying 2000-3000 kg of decomposed organic fertilizer; later, every 667m of mulberry bud is bud-off in winter until magpie is in mouth2Applying 50-100 kg of compound fertilizer, wherein the content of main components of the compound fertilizer is N: P2O5︰K2O24: 6: 10, and the fertilization mode during bud picking and in winter is the same as that in the first year;
s7, irrigation: in plum rain season, the ditching and drainage are paid attention to, in summer and autumn, the irrigation is paid attention to, and the water should be irrigated once after continuous drought for 7-10 days;
s8, controlling diseases, pests and weeds: adopting 1000 times of liquid of 80% dichlorvos emulsion to prevent and control the mulberry borers, and forbidding to use any pesticide 15-20 days before harvesting; each 667m21 insecticidal lamp is installed, and 30-40 yellow insect sticking plates are hung at positions 100-110 cm away from the ground.
Preferably, the hybrid mulberry varieties comprise Guisang you 12, Guisang you 62 and Guisang No. 6.
Preferably, the specific method of cutting 1 time from a position 20-25 cm away from the ground after every 3-4 continuous sprouts harvesting in the step S4 is as follows: and marking the mulberry according to the number of rows, cutting the mulberry from a position 20-25 cm away from the ground after every two consecutive shoots of the mulberry in odd rows are picked for 3, and cutting the mulberry from a position 20-25 cm away from the ground after every two consecutive shoots of the mulberry in even rows are picked for 4.
Preferably, in step S4, a composite biological agent solution is irrigated on the day when 3-4 continuous shoots are picked and mulberry trees are cut off from 20-25 cm near the ground, the composite biological agent comprises a bacillus subtilis agent, a trichoderma viride agent and amino-oligosaccharin, the composite biological agent solution is obtained by mixing the bacillus subtilis agent and the trichoderma viride agent according to the mass ratio of 2.5: 1, diluting by 600 times, and adding the amino-oligosaccharin to ensure that the solubility is 0.5%, wherein the number of effective viable bacteria in the bacillus subtilis agent is more than or equal to 2 × 1010CFU/g, the number of effective viable bacteria in the trichoderma viride is more than or equal to 2 × 1010CFU/g。
Preferably, in step S4, when cutting off mulberry trees 20-25 cm from the ground after continuously picking up 3-4 sprouts, cutting a cut perpendicular to a branch where the mulberry trees are, watering by drip irrigation after cutting off, paving straws around the cut mulberry trees to form a water-retaining layer 2-3 cm thick, after spraying nutrient solution, erecting a sun-shading net above each row of mulberry trees, wherein the height of two sides of each sun-shading net from the ground is 5-8 cm, and removing the sun-shading net after 3-4 days.
The invention at least comprises the following beneficial effects:
firstly, the mulberry bud yield can be remarkably increased and the DNJ content in the mulberry buds can be increased by appropriate planting density, 3-4 times of cutting treatment of cutting every time of continuously picking buds and spraying nutrient solution;
secondly, the mulberry bud is cut and then irrigated with the composite biological agent solution for treatment, so that the yield of the mulberry buds can be further increased, and the DNJ content in the mulberry buds can be improved;
thirdly, after cutting, the water-retaining layer is laid and the sunshade net is erected, so that the DNJ content in the mulberry buds can be guaranteed, and the number of single-branch sprouting heads can be increased, and the yield of the mulberry buds can be further improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Detailed Description
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials are commercially available unless otherwise specified.
< example 1>
A cultivation method of vegetable mulberry trees comprises the following steps:
s1, preparing cultivation soil, namely selecting slightly acidic to neutral sandy loam with thick soil layer, rich soil and good drainage, adjusting the pH value to 6.0-7.5, deeply turning over the soil, planning and planting in the north and south ridge directions, excavating planting ditches with the width of 40cm and the depth of × 40cm, wherein the width of each ditch bottom is 667m2And laying 4000kg of decomposed manure or 250kg of decomposed cake fertilizer, backfilling ditch soil and leveling the land.
S2, selecting mulberry seedlings: the mulberry seedling of hybrid mulberry variety Guisangyou 12 is selected, the size of the mulberry seedling is uniform, the diameter of the seedling is larger than 4.0mm, the root length is larger than or equal to 100mm, and the purity is larger than or equal to 95.0%.
S3, planting: when transplanting, cutting off the tender and weak part at the top of the mulberry seedling to ensure that the height of the mulberry seedling is 30-40 cm, and cutting off the thick roots to 20 cm; planting density: the row spacing is 15cm, the row spacing is 120cm, the line is pulled according to the row spacing to fix the mulberry seedlings, the root planting depth is preferably that the earth covers the root stems of the mulberry seedlings, the seedlings are vertically placed in planting holes to straighten the root systems, keep the roots stretched, pile up the roots with fine surface soil, slightly lift the seedlings to be dry while piling up, tightly connect the soil and the root systems, and finally, pile up and step on the soil; and (5) installing a drip irrigation system, and watering in time after planting.
S4, tree formation and harvesting: in the first year, cutting off seedling trunks at a position 20-25 cm away from the ground after transplanting, thinning buds for the first time when young shoots grow to 10-15 cm, selecting 3-4 uniformly grown and strong young shoots, picking off buds of the first crop when the young shoots grow to 40-45 cm away from the ground, determining the buds as first branches, thinning buds for the second time when the young shoots on the first branches grow to 10-15 cm, selecting 3-4 young shoots on each branch, namely selecting 10-12 branches on each mulberry, cutting the branches into strips when the branches are 55-60 cm away from the ground, determining a fist, allowing the branches to continue growing lateral branches, picking up mulberry buds when the young shoots grow to 25-30 cm each time, removing leaves at the top end, and cutting off 1 time from a position 20-25 cm away from the ground after 3-4 continuous buds picking; in the next year, harvesting mulberry buds every time when young shoots grow to 25-30 cm in spring every year, removing leaves close to the top ends, in order to uniformly harvest the mulberry buds in the growth period of the mulberry, batch-wise pruning is carried out on the whole mulberry field in an interlaced mode, pruning is carried out on 50% of the mulberry trees in the middle and upper ten days of 5 months, the rest of the mulberry trees continue to grow, the buds are harvested in the same mode to the late ten days of 6 months, bud thinning is carried out on the mulberry trees after pruning, 3-4 young shoots are reserved on each mulberry fist, and then 1 cutting is carried out from a position 20-25 cm away from the ground after 3-4 continuous shoots are harvested, wherein the specific method for cutting 1 time from a position 20-25 cm away from the ground after 3-4 continuous shoots are harvested each time is as follows: and marking the mulberry according to the number of rows, cutting the mulberry from a position 20-25 cm away from the ground after every two consecutive shoots of the mulberry in odd rows are picked for 3, and cutting the mulberry from a position 20-25 cm away from the ground after every two consecutive shoots of the mulberry in even rows are picked for 4.
S5, spraying nutrient solution: spraying a nutrient solution on the same day or every other day of mulberries which are cut off from 20-25 cm of the ground after 3-4 continuous shoots are picked, wherein the nutrient solution comprises vitamin C, zeatin and NaHSO3、NaNO3、KH2PO4、H3BO3、ZnSO4·7H2O、(NH4)6Mo7O24·4H2O, wherein the concentration of the vitamin C is 6 mg/L, and the concentration of the zeatin is 2 mg/L3At a concentration of 100 mg/L3Has a concentration of 1000 mg/L2PO4At a concentration of 200 mg/L, H3BO3At a concentration of 3 mg/L4·7H2The concentration of O is 0.15 mg/L, (NH)4)6Mo7O24·4H2The concentration of O was 0.01 mg/L.
S6, fertilizing: picking off buds of mulberry in the first year, and separating from the mulberry treeOpening a fertilizing hole at a position of 20cm dry, and applying nitrogenous fertilizer, phosphate fertilizer and potash fertilizer every 667m2Applying 25kg of pure nitrogen, 20kg of pure phosphorus and 20kg of pure potassium, and covering soil after applying the fertilizer; after 1 sprout harvest in the growth period of the mulberry, applying nitrogen fertilizer once per 667m2Applying 13kg of pure nitrogen, and applying organic fertilizer after the mulberry enters dormancy stage in winter in combination with ploughing, wherein each 667m2Applying 2500kg of decomposed organic fertilizer; later, every 667m of mulberry bud is bud-off in winter until magpie is in mouth2Applying 75kg of compound fertilizer with main component content of N: P2O5︰K2O24: 6: 10, and the fertilization mode during bud picking and in winter is the same as that in the first year.
S7, irrigation: in plum rain season, the ditching and the drainage are paid attention to, in summer and autumn, the irrigation is paid attention to, and the water should be irrigated once after continuous drought for 7-10 days.
S8, controlling diseases, pests and weeds: adopting 1000 times of liquid of 80% dichlorvos emulsion to prevent and control the mulberry borers, and forbidding to use any pesticide 15-20 days before harvesting; each 667m21 insecticidal lamp is installed, and 30-40 yellow insect sticking plates are hung at positions 100-110 cm away from the ground.
< example 2>
A cultivation method of vegetable mulberry is characterized in that a mulberry seedling of a hybrid mulberry variety Guisangyou 62 is selected, and other steps and parameters are the same as those in the embodiment 1.
< example 3>
A cultivation method of vegetable mulberry is characterized in that a mulberry seedling of a hybrid mulberry variety Guisang No. 6 is selected, and other steps and parameters are the same as those in the embodiment 1.
< example 4>
A cultivation method of mulberry for vegetables comprises the steps of irrigating a solution of a compound biological agent on the day of cutting 3-4 sprouts for 1 time every time, wherein the compound biological agent comprises a bacillus subtilis agent, a trichoderma viride agent and amino-oligosaccharin, the solution of the compound biological agent is obtained by mixing the bacillus subtilis agent and the trichoderma viride agent according to the mass ratio of 2.5: 1, diluting by 600 times, adding the amino-oligosaccharin to enable the solubility to be 0.5%, and the number of effective live bacteria in the bacillus subtilis agent is not less than 2 × 1010CFU/g, effective in the Trichoderma viride agentThe number of viable bacteria is more than or equal to 2 × 1010CFU/g, other steps and parameters were the same as in example 1.
< example 5>
A cultivation method of mulberry for vegetables comprises the steps of cutting 3-4 sprouts for 1 time continuously, enabling cut openings of cut mulberry to be perpendicular to branches where the cut mulberry is located, watering the mulberry by means of drop irrigation after cutting, paving straw around the cut mulberry to form a water-retaining layer with the thickness of 2-3 cm, after nutrient solution is sprayed, erecting a sun-shading net above each row of mulberry, enabling the height of two sides of each sun-shading net to be 5-8 cm from the ground, removing the sun-shading net after 3-4 days, and enabling other steps and parameters to be the same as those of embodiment 1.
< comparative example 1>
A cultivation method of vegetable mulberry trees is characterized in that the cultivation density is set to be 50cm, the row spacing is 120cm, cutting is carried out for 1 time only in the middle 7 th of each year during harvesting, nutrient solution is not sprayed after cutting, and other steps and parameters are the same as those of example 1.
< comparative example 2>
A cultivation method of vegetable mulberry trees is characterized in that the cultivation density is set to be 50cm, the row spacing is 120cm, 1 crop of each vegetable bud is cut for 1 time during harvesting, nutrient solution is not sprayed after cutting, and other steps and parameters are the same as those of example 1.
The mulberry for vegetables is planted by using the method provided by the invention, and the mulberry bud yield, the mulberry bud number, the single-branch sprouting head number and the content of 1-Deoxynojirimycin (DNJ) in the mulberry buds of the examples 1-5 and the comparative examples 1-2 are measured, wherein the mulberry bud yield is the average value of the yields in the second year and the third year all year round, the mulberry bud number is the average value of the number of mulberry buds obtained by picking one crop, the DNJ content is measured by adopting a pre-column fluorescence derivatization-high performance liquid chromatography, and the results are as follows:
TABLE 1 comparison of Mulberry shoot yields, Mulberry shoot counts, Single shoot Top counts and DNJ content for the different examples and comparative examples
As shown in table 1, both the number of mulberry buds and the yield of mulberry buds of examples 1, 4 and 5 were significantly increased and DNJ content in mulberry buds was significantly improved as compared with comparative example 1 and comparative example 2, and the yield of mulberry buds of example 4 was increased and DNJ content in mulberry buds was significantly improved as compared with example 1, the yield of mulberry buds of example 5 was significantly increased and the number of single sprouting heads was significantly increased, and further, the yield of mulberry buds of examples 2 and 3 and the DNJ content in mulberry buds were maintained at a high level. Therefore, the cultivation method disclosed by the invention has the beneficial effects of improving the yield of the mulberry buds and the DNJ content in the mulberry buds.
While embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications may readily be effected by those skilled in the art, so that the invention is not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.
Claims (6)
1. The cultivation method of the vegetable mulberry is characterized by comprising the following steps:
s1, preparing cultivation soil, namely selecting sandy loam with the pH value of 6.0-7.5, deeply turning over the land, excavating planting ditches with the width of 40cm and the depth of × 40cm, wherein the ditch bottom is 667m each2Laying 4000kg of decomposed manure or 200-300 kg of decomposed cake fertilizer, backfilling ditch soil and leveling the land;
s2, selecting mulberry seedlings: selecting a hybrid mulberry variety, wherein the seedling diameter of a mulberry seedling is more than 4.0mm, the length of a main root is more than or equal to 100mm, and the purity is more than or equal to 95.0%;
s3, planting: when transplanting, cutting off the tender and weak part at the top of the mulberry seedling to ensure that the height of the mulberry seedling is 30-40 cm, and cutting the root system to 20 cm; planting density: planting mulberry seedlings with the row spacing of 15-20 cm and the row spacing of 120cm, and watering in a drip irrigation mode;
s4, tree formation and harvesting: in the first year, cutting off seedling trunks at a position 20-25 cm away from the ground after transplanting, thinning buds for the first time when young shoots grow to 10-15 cm, selecting 3-4 uniformly grown and strong young shoots, picking off buds of the first crop when the young shoots grow to 40-45 cm away from the ground, determining the buds as first branches, thinning buds for the second time when the young shoots on the first branches grow to 10-15 cm, selecting 3-4 young shoots on each branch, namely selecting 10-12 branches on each mulberry, cutting the branches into strips when the branches are 55-60 cm away from the ground, determining a fist, allowing the branches to continue growing lateral branches, picking up mulberry buds when the young shoots grow to 25-30 cm each time, removing leaves at the top end, and cutting off 1 time from a position 20-25 cm away from the ground after 3-4 continuous buds picking; harvesting mulberry buds every time when young shoots grow to 25-30 cm in spring every year, removing leaves close to the top ends, in order to uniformly harvest the mulberry buds in the growth period of the mulberry, batch-wise pruning the whole mulberry field in an interlaced mode, pruning 50% of the mulberry trees in the middle ten days of 5 months, continuing to grow the rest of the mulberry trees, harvesting buds in the same mode to the late ten days of 6 months, thinning the mulberry trees after pruning, keeping 3-4 young shoots on each mulberry fist, and cutting 1 time from a position 20-25 cm away from the ground after 3-4 continuous sprouts harvesting;
s5, spraying nutrient solution: spraying a nutrient solution on the same day or every other day of mulberries which are cut off from 20-25 cm of the ground after 3-4 continuous shoots are picked, wherein the nutrient solution comprises vitamin C, zeatin and NaHSO3、NaNO3、KH2PO4、H3BO3、ZnSO4·7H2O、(NH4)6Mo7O24·4H2O, wherein the concentration of the vitamin C is 6 mg/L, and the concentration of the zeatin is 2 mg/L3At a concentration of 100 mg/L3Has a concentration of 1000 mg/L2PO4At a concentration of 200 mg/L, H3BO3At a concentration of 3 mg/L4·7H2The concentration of O is 0.15 mg/L, (NH)4)6Mo7O24·4H2The concentration of O was 0.01 mg/L.
2. The method for cultivating vegetable mulberry trees according to claim 1, further comprising the steps of:
s6, fertilizing: picking off bud of mulberry in the first year, opening fertilizing hole 20cm away from main trunk of mulberry, and applying nitrogen fertilizer, phosphate fertilizer and potassium fertilizer every 667m2Applying 25kg of pure nitrogen, 20kg of pure phosphorus and 20kg of pure potassium, and covering soil after applying the fertilizer; after 1 sprout harvest in the growth period of the mulberry, applying nitrogen fertilizer once per 667m2Purifying10-15 kg of nitrogen, and applying organic fertilizer in combination with ploughing after the mulberry enters a dormant period in winter, wherein each 667m of the organic fertilizer is2Applying 2000-3000 kg of decomposed organic fertilizer; later, every 667m of mulberry bud is bud-off in winter until magpie is in mouth2Applying 50-100 kg of compound fertilizer, wherein the content of main components of the compound fertilizer is N: P2O5︰K2O24: 6: 10, and the fertilization mode during bud picking and in winter is the same as that in the first year;
s7, irrigation: in plum rain season, the ditching and drainage are paid attention to, in summer and autumn, the irrigation is paid attention to, and the water should be irrigated once after continuous drought for 7-10 days;
s8, controlling diseases, pests and weeds: adopting 1000 times of liquid of 80% dichlorvos emulsion to prevent and control the mulberry borers, and forbidding to use any pesticide 15-20 days before harvesting; each 667m21 insecticidal lamp is installed, and 30-40 yellow insect sticking plates are hung at positions 100-110 cm away from the ground.
3. The cultivation method of vegetable mulberry as claimed in claim 1, wherein the hybrid mulberry varieties include Guisang you 12, Guisang you 62 and Guisang 6.
4. The method for cultivating a vegetable mulberry as claimed in claim 1, wherein the specific method of cutting the vegetable mulberry from a place 20 to 25cm away from the ground 1 time after 3 to 4 continuous shoots are picked in step S4 is as follows: and marking the mulberry according to the number of rows, cutting the mulberry from a position 20-25 cm away from the ground after every two consecutive shoots of the mulberry in odd rows are picked for 3, and cutting the mulberry from a position 20-25 cm away from the ground after every two consecutive shoots of the mulberry in even rows are picked for 4.
5. The method for cultivating a vegetable mulberry as claimed in claim 1, wherein in step S4, a solution of a complex biological agent is irrigated on the day of continuously harvesting 3 to 4 shoots of a mulberry cut 20 to 25cm from the ground, the complex biological agent comprises a Bacillus subtilis preparation, a Trichoderma viride preparation and an amino-oligosaccharin, the solution of the complex biological agent is obtained by mixing the Bacillus subtilis preparation and the Trichoderma viride preparation at a mass ratio of 2.5: 1, diluting the mixture by a factor of 600, and adding the amino-oligosaccharin to make the solubility of the amino-oligosaccharin 0.5%, wherein the solution of the complex biological agent is obtained by mixing the Bacillus subtilis preparation and the Trichoderma viride preparation at a mass ratio of 2.5: 1The effective viable count of the bacillus subtilis preparation is more than or equal to 2 × 1010CFU/g, the number of effective viable bacteria in the trichoderma viride is more than or equal to 2 × 1010CFU/g。
6. The method for cultivating mulberry trees for vegetables according to claim 4, wherein in step S4, when cutting off mulberry trees 20-25 cm from the ground after continuously picking up 3-4 sprouts, the cut is perpendicular to the branch, watering is performed by drip irrigation after cutting, rice straws are laid around the cut mulberry trees to form a water-retaining layer 2-3 cm thick, a sunshade net is laid above each row of mulberry trees after spraying nutrient solution, the height of two sides of the sunshade net from the ground is 5-8 cm, and the sunshade net is removed after 3-4 days.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN112088670B (en) * | 2020-09-29 | 2022-02-08 | 黄昌源 | Cultivation method of vegetable mulberry variety |
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