CN108782561A - A kind of nursery lot Herbicidal combinations and its application - Google Patents
A kind of nursery lot Herbicidal combinations and its application Download PDFInfo
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- CN108782561A CN108782561A CN201810482788.2A CN201810482788A CN108782561A CN 108782561 A CN108782561 A CN 108782561A CN 201810482788 A CN201810482788 A CN 201810482788A CN 108782561 A CN108782561 A CN 108782561A
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- nursery lot
- herbicidal combinations
- acetochlor
- oxyfluorfen
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/26—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof containing the group; Thio analogues thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
- A01N33/18—Nitro compounds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
- A01N33/18—Nitro compounds
- A01N33/20—Nitro compounds containing oxygen or sulfur attached to the carbon skeleton containing the nitro group
- A01N33/22—Nitro compounds containing oxygen or sulfur attached to the carbon skeleton containing the nitro group having at least one oxygen or sulfur atom and at least one nitro group directly attached to the same aromatic ring system
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/02—Sulfur; Selenium; Tellurium; Compounds thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/26—Phosphorus; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B9/00—Fertilisers based essentially on phosphates or double phosphates of magnesium
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- 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
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Dentistry (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of nursery lot Herbicidal combinations, include following active ingredient：20-40 parts of 5-20 parts of pendimethalin, 5-20 parts of Oxyfluorfen and Acetochlor, compounding is reasonable, it has significant synergies to the preventive effect of the weeds such as grassy weed, broad leaved weed and nutgrass flatsedge, herbicide controlling spectrum is widened, it is obviously improved weed control efficacy, dosage is reduced, the pollution to ecological environments such as soil is reduced.
Description
Technical field
The present invention relates to pesticide herbicide technical field, more particularly to a kind of nursery lot Herbicidal combinations and its application.
Background technology
Nursery is forest seedling growth, is provided for places such as cities and towns gardens, roadside greening, building construction, park arrangements high-quality
Forest, occupied an important position in terms of afforestation.And found in practical cultivating process, grassy weed, broad leaved weed and
Nutgrass flatsedge etc. causes larger obstruction to the cultivation of nursery stock in nursery, such as eleusine indica, barnyard grass, lady's-grass, green bristlegrass, moleplant seed, dent
Amaranth, amaranth, lamb's-quarters, Tong fiber crops, black nightshade, Mitsubishi's grass, cyperus iria, difformed galingale herb etc., seriously affect the quality of nursery stock in nursery lot.
Chemical method weeding generally use herbicide, utilizes the active ingredient in herbicide so that weeds developmental deformity, directly
It is one of the main means of nursery lot control weeds to achieve the purpose that weeding to death.Herbicide weeding is easy to operate, imitates
Fruit is notable, cost is relatively low, has become the indispensable component part of nursery lot weeding, not only ensure that nursery lot cultivating seedlings
High yield, stable yields, also reduce labor intensity, improve working condition.
And the single dose herbicide kind containing single active ingredient in Weeds in nursery prevention there are different degrees of defect,
For example, long-term or continuous administration causes weeds to develop immunity to drugs, preventive effect is remarkably decreased, and herbicide controlling spectrum narrows, and cannot be met anti-
Except the requirement of a variety of weeds in nursery, nursery lot soil environment is influenced, the growth of nursery stock is adversely affected.
Invention content
In view of the shortcomings of the prior art, the present invention provides a kind of nursery lot Herbicidal combinations, have to a variety of nursery lot weeds
Significant preventive effect.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of nursery lot Herbicidal combinations, which is characterized in that include following active ingredient by weight：Pendimethalin 5-
20-40 parts of 20 parts, 5-20 parts of Oxyfluorfen and Acetochlor.
Preferably, including following active ingredient：25 parts of 10 parts of pendimethalin, 10 parts of Oxyfluorfen and Acetochlor.
By using said program, pendimethalin be selective bud before, upland field soil handles herbicide after bud.Weeds pass through
The young shoot sprouted absorbs medicament, and into the medicament and tubulin binding in plant, inhibit plant cell has silk point
It splits, to cause weeds dead.Annual gramineous weed, part broad leaved weed and nutgrass flatsedge are prevented and kill off, such as barnyard grass, lady's-grass, dog tail
Grass, moleplant seed, eleusine indica, dent look for, look for, multitude, lotus fiber crops, black nightshade, cyperus iria, difformed galingale herb etc., grassy weed is prevented
Except effect is better than broad leaved weed.
Oxyfluorfen is contact killing type herbicide, its activity of weeding is played in the case where there is light, mainly by plumule,
Mesocotyl enters in plant, less through root absorption, and has denier to be transported up into leaf portion by root, before bud, bud
After apply, prevent and kill off barnyard grass, field work, downy brome, green bristlegrass, datura, quackgrass, artemisiifolia, thorn chrysanthemum twist, lotus fiber crops, charlock
Equal unifacial leaves and broad leaved weed.
Acetochlor is selective bud pre-treatment herbicide, mainly passes through monocotyledonous plumule or dicotyledon
Hypocotyl absorbs, and is conducted upwards after absorption, mainly inhibits cell growth by hindering protein synthesis, makes weed bud, children
Root growth stops, and then dead.The ability that grassy weed absorbs Acetochlor is stronger than broad leaved weed, so preventing and kill off grassy weed
Effect be better than broad leaved weed.
The dosage of herbicide active ingredient has larger impact to herbicidal effect, and above-mentioned three kinds of weeding active ingredient is in weeds
Each tool advantage of aspect is prevented and kill off, by a large number of experiments, above-mentioned three kinds of weeding active ingredient is subjected to scientific and reasonable compounding, is eliminated single
The application drawback of one active ingredient, widens the herbicide controlling spectrum of herbicide, is obviously improved weed control efficacy, reduces the use of herbicide
Amount reduces the pollution to soil etc..
Preferably, including following component：20-40 parts of 5-20 parts of pendimethalin, 5-20 parts of Oxyfluorfen and Acetochlor,
2-10 parts of ammonium sulfate, 2-10 parts of ammonium phosphate.
Preferably, including following component：10 parts of pendimethalin, 10 parts of Oxyfluorfen, 25 parts of Acetochlor, ammonium sulfate 4
Part, 4 parts of ammonium phosphate.
By using said program, ammonium sulfate and ammonium phosphate can promote the absorption of herbicide, release Ca2+、Mg2+、Fe3+
Equal metal ions to the antagonism of herbicide, promote permeability of the cell membrane to herbicide, to significantly improve herbicide to miscellaneous
The preventive effect of grass.
Ammonium sulfate, ammonium phosphate is added by scientific and reasonable proportioning in the present invention, promotes herbicide emulsifying liquid, diffusion, wet
Profit, spread and adhesive performance inhibit or weaken the detoxification system to herbicide active ingredient inside weeds, to delay weeding
Metabolism of the agent active ingredient in weeds, acceleration or increase biological preventive effect, the resistance for delaying or preventing part weeds to herbicide,
Extend the lifetime of herbicide.
In addition, ammonium sulfate is excellent nitrogenous fertilizer, ammonium phosphate is a kind of high concentration N phosphorus composite fertilizer, herbicide of the invention
After, while management of weeds, it is soil injection nitrogen and P elements, is absorbed for later stage nursery stock, improve soil ring
The cultivation advantage of nursery lot nursery stock is brought up in border.
Preferably, above-mentioned nursery lot Herbicidal combinations are using pendimethalin, Oxyfluorfen and Acetochlor as active ingredient, with
The auxiliary agent allowed on pesticide is configured to any one dosage form.
Preferably, the dosage form of the nursery lot Herbicidal combinations is missible oil, suspending agent.
The purpose of the present invention two：The application of above-mentioned nursery lot Herbicidal combinations is provided, weeding field is applied to.
Preferably, being applied to nursery lot weeding field.
By using said program, grassy weed, broad leaved weed and nutgrass flatsedge etc. to the cultivation of nursery stock in nursery cause compared with
Big obstruction such as eleusine indica, barnyard grass, lady's-grass, green bristlegrass, moleplant seed, purslane, amaranth, lamb's-quarters, Tong fiber crops, black nightshade, Mitsubishi's grass, is cracked rice
Nutgrass flatsedge, difformed galingale herb etc., nursery lot Herbicidal combinations of the invention have a variety of grassy weeds, broad leaved weed and nutgrass flatsedge aobvious
The preventive effect of work can effectively improve the cultivation quality of nursery stock in nursery lot.
Preferably, the 3-5 leaf phases can apply the nursery lot Herbicidal combinations after period, weeds bud before weeds bud.
By using said program, before weeds bud, using the nursery lot Herbicidal combinations of the present invention, underground is easily penetrated,
Pesticide-clay mixture layer is formed in the soil, is effectively inhibited the sprouting of weed seed, is played the role of soil sealer.3-5 leaves after weeds bud
Phase can handle the early stage cauline leaf of weeds, play the work of herbicide using the nursery lot Herbicidal combinations of the present invention
With.
In conclusion the invention has the advantages that：
1, by a large number of experiments, three kinds of pendimethalin, Oxyfluorfen and Acetochlor weeding active ingredients are carried out scientific and reasonable
Compounding, eliminate the application drawback of single active ingredient, widen the herbicide controlling spectrum of herbicide, be obviously improved weed control efficacy, drop
The dosage of low herbicide reduces the pollution to soil etc.；
2, the addition of ammonium sulfate, ammonium phosphate can promote herbicide emulsifying liquid, diffusion, moistening, spread and adhesive performance, suppression
The detoxification system to herbicide active ingredient inside system or reduction weeds, to delay herbicide active ingredient in weeds
Metabolism accelerates or increases biological preventive effect, delays or part weeds is prevented to extend the lifetime of herbicide to the resistance of herbicide；
3, ammonium sulfate is excellent nitrogenous fertilizer, and ammonium phosphate is a kind of high concentration N phosphorus composite fertilizer, after herbicide application of the invention,
While management of weeds, it is soil injection nitrogen and P elements, is absorbed for later stage nursery stock, improve soil environment, bring up
The cultivation advantage of nursery stock；
4, nursery lot Herbicidal combinations of the invention, before weeds bud and after weeds bud the 3-5 leaf phases it is anti-to all have significant weeds
Except effect.
Specific implementation mode
Invention is further described in detail below.
Embodiment 1
Missible oil：Pendimethalin 5%+ Oxyfluorfen 20%+ Acetochlor 20%+ calcium dodecyl benzene sulfonate 5%+ phenethyl phenol
Polyoxyethylene ether 5%+ fatty alcohol polyoxyethylene ether 3%+200# solvent naphtha complementaries.
Embodiment 2
Missible oil：Pendimethalin 10%+ Oxyfluorfen 10%+ Acetochlor 25%+ calcium dodecyl benzene sulfonate 5%+ phenethyl benzene
Phenol polyethenoxy ether 5%+ fatty alcohol polyoxyethylene ether 3%+200# solvent naphtha complementaries.
Embodiment 3
Missible oil：Pendimethalin 20%+ Oxyfluorfen 5%+ Acetochlor 40%+ calcium dodecyl benzene sulfonate 5%+ phenethyl phenol
Polyoxyethylene ether 5%+ fatty alcohol polyoxyethylene ether 3%+200# solvent naphtha complementaries.
Embodiment 4
Suspending agent：Pendimethalin 10%+ Oxyfluorfen 10%+ Acetochlor 25%+ calcium dodecyl benzene sulfonate 5%+ phenethyls
Phenol polyoxyethylene ether 5%+ fatty alcohol polyoxyethylene ether 3%+ ammonium sulfate 2%+ ammonium phosphate 2%+ xanthans 0.2%+ water complementaries.
Preparation method：It is by said ratio, active ingredient (pendimethalin, Oxyfluorfen, Acetochlor), auxiliary agent and water is mixed
It closes, is uniformly mixed through high speed shear, 2-3h is sanded by sand mill, make its average grain diameter at 5 μm hereinafter, can be made into corresponding
Suspending agent.
Embodiment 5
Suspending agent：Pendimethalin 10%+ Oxyfluorfen 10%+ Acetochlor 25%+ calcium dodecyl benzene sulfonate 5%+ phenethyls
Phenol polyoxyethylene ether 5%+ fatty alcohol polyoxyethylene ether 3%+ ammonium sulfate 4%+ ammonium phosphate 4%+ xanthans 0.2%+ water complementaries.
Preparation method：With embodiment 4.
Embodiment 6
Suspending agent：Pendimethalin 10%+ Oxyfluorfen 10%+ Acetochlor 25%+ calcium dodecyl benzene sulfonate 5%+ phenethyls
Phenol polyoxyethylene ether 5%+ fatty alcohol polyoxyethylene ether 3%+ ammonium sulfate 10%+ ammonium phosphate 10%+ xanthans 0.2%+ water is mended
It is remaining.
Preparation method：With embodiment 4.
The indoor biological active testing of active ingredient synergy：Observation processing after 21 days target weeds damage symptoms and
Suppressed situation is grown, aerial part is weighed, calculates practical weeds survival rate (%)：
Using the mode of application of the herbicide of Colby methods (NY/T 1155.7-2006) the evaluation present invention, formula is as follows：
In formula：
The survival rate of target weeds when A-herbicide active ingredient 1 is applied alone with certain dosage；
The survival rate of target weeds when B-herbicide active ingredient 2 is applied alone with certain dosage；
The survival rate of target weeds when C-herbicide active ingredient 3 is applied alone with certain dosage；
E0The theoretical value of the survival rate of target weeds when-herbicide A, B, C are mixed；
The measured value of the survival rate of target weeds when E-herbicide A, B, C is mixed,
Criterion：
E0- E < -10% are antagonism；
E0- E > 10% are synergistic effect；
- 10%≤E0- E≤10% is summation action,
Test result is listed in table 1-4.
The toxicity test result of 1 pendimethalin of table, Oxyfluorfen, Acetochlor and its mixture to eleusine indica.
The toxicity test result of 2 pendimethalin of table, Oxyfluorfen, Acetochlor and its mixture to barnyard grass.
The toxicity test result of 3 pendimethalin of table, Oxyfluorfen, Acetochlor and its mixture to purslane.
The toxicity test result of 4 pendimethalin of table, Oxyfluorfen, Acetochlor and its mixture to difformed galingale herb.
Evaluating drug effect：Pendimethalin, Oxyfluorfen, Acetochlor it is all for trial ratio in eleusine indica, barnyard grass, dent
Synergy or summation action are shown in the preventive effect of amaranth and difformed galingale herb, wherein are with pendimethalin+Oxyfluorfen+Acetochlor
The mixture composition of 20+20+50 is most apparent to the synergistic effect of eleusine indica, barnyard grass, purslane and difformed galingale herb, E0- E values point
Not Wei 15.3%, 14.8%, 14.2%, 13.9%, illustrate the present invention active ingredient compounding it is scientific and reasonable.
The indoor biological active testing of auxiliary agent synergy：21 days target weeds damage symptoms and growth are suppressed after observation processing
Situation processed weighs aerial part, calculates fresh weight preventive effect (%), is as a result listed in table 5.
5 complex herbicidal composition of table was to 21 days after weeds medicine control effects.
Test result：To the grassy weeds such as eleusine indica, barnyard grass, purslane, difformed galingale herb, broad leaved weed and nutgrass flatsedge etc.
Preventive effect is excellent, and for the fresh weight preventive effect of weeds 92% or more, the addition of auxiliary agent ammonium sulfate, ammonium phosphate effectively increases herbicide
To the preventive effect of weeds, wherein with pendimethalin：Oxyfluorfen：Acetochlor：Ammonium sulfate：Ammonium phosphate is 10：10：25：4:4
Mixture composition is most apparent to the fresh weight preventive effect of eleusine indica, barnyard grass, purslane and difformed galingale herb.
Ammonium sulfate, the ammonium phosphate of rational proportion can promote the emulsification of herbicide, diffusion, moistening, spread, adhesive performance,
Promote absorption of the plant to herbicide, inhibits or weaken the detoxification system inside weeds to herbicide active ingredient, release Ca2+、
Mg2+、Fe3+Equal metal ions to the antagonism of herbicide, promote permeability of the cell membrane to herbicide, it is miscellaneous to significantly improve
Careless preventive effect.
In addition, ammonium sulfate is excellent nitrogenous fertilizer, ammonium phosphate is a kind of high concentration N phosphorus composite fertilizer, herbicide of the invention
After, while management of weeds, it can be soil injection nitrogen and P elements, be absorbed for later stage nursery stock, improve soil
Environment brings up the cultivation advantage of nursery stock.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (9)
1. a kind of nursery lot Herbicidal combinations, which is characterized in that include following active ingredient by weight：Pendimethalin
20-40 parts of 5-20 parts, 5-20 parts of Oxyfluorfen and Acetochlor.
2. nursery lot Herbicidal combinations according to claim 1, which is characterized in that include following to have by weight
Imitate ingredient：25 parts of 10 parts of pendimethalin, 10 parts of Oxyfluorfen and Acetochlor.
3. nursery lot Herbicidal combinations according to claim 1, which is characterized in that by weight, include it is following at
Point：20-40 parts of 5-20 parts of pendimethalin, 5-20 parts of Oxyfluorfen and Acetochlor, 2-10 parts of ammonium sulfate, 2-10 parts of ammonium phosphate.
4. nursery lot Herbicidal combinations according to claim 3, which is characterized in that by weight, include it is following at
Point：10 parts of pendimethalin, 10 parts of Oxyfluorfen, 25 parts of Acetochlor, 4 parts of ammonium sulfate, 4 parts of ammonium phosphate.
5. according to any nursery lot Herbicidal combinations of claim 1-4, it is characterised in that：The nursery lot Herbicidal combination
Object is configured to any one agent by the auxiliary agent allowed in active ingredient, with pesticide of pendimethalin, Oxyfluorfen and Acetochlor
Type.
6. according to any nursery lot Herbicidal combinations of claim 5, it is characterised in that：The nursery lot Herbicidal combinations
Dosage form be missible oil, suspending agent.
7. a kind of application of nursery lot Herbicidal combinations as described in claim 1-6 is any, it is characterised in that：Applied to weeding
Field.
8. the application of nursery lot Herbicidal combinations according to claim 7, it is characterised in that：It is led applied to nursery lot weeding
Domain.
9. the application of nursery lot Herbicidal combinations according to claim 7, it is characterised in that：The nursery lot Herbicidal combination
The 3-5 leaf phases can apply object after period, weeds bud before weeds bud.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112369274A (en) * | 2020-11-27 | 2021-02-19 | 河北省林业和草原科学研究院 | Application method of pre-emergence herbicide for peppers |
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| CN112369274A (en) * | 2020-11-27 | 2021-02-19 | 河北省林业和草原科学研究院 | Application method of pre-emergence herbicide for peppers |
| CN112369274B (en) * | 2020-11-27 | 2022-07-12 | 河北省林业和草原科学研究院 | Application method of pre-emergence herbicide for peppers |
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Application publication date: 20181113 |
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