CN113439749A - Pesticide composition for regulating crop growth - Google Patents
Pesticide composition for regulating crop growth Download PDFInfo
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- CN113439749A CN113439749A CN202011598841.9A CN202011598841A CN113439749A CN 113439749 A CN113439749 A CN 113439749A CN 202011598841 A CN202011598841 A CN 202011598841A CN 113439749 A CN113439749 A CN 113439749A
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- polyoxyethylene ether
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/22—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom rings with more than six members
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a pesticide composition for regulating the growth of crops. Belongs to the technical field of pesticides. The pesticide composition comprises the following components in parts by weight: 28-homobrassinolide 1-4999 parts and mepiquat chloride 1-4999 parts. Compared with the prior art, the invention has the following beneficial effects: the 28-high brassinolide and the mepiquat chloride are compounded, so that the 28-high brassinolide and the mepiquat chloride have a synergistic effect, the growth of crops can be regulated, and the yield of the crops can be increased.
Description
Technical Field
The invention relates to the technical field of pesticides, in particular to a pesticide composition for regulating the growth of crops.
Background
China is a big agricultural country and has a plurality of varieties of planted crops. The agricultural production efficiency is improved, and the method is a good matter benefiting the nation and the people in the aspect of agriculture.
In the prior art, a single pesticide is often adopted to regulate the growth period of crops. However, the regulation effect of a single pesticide on crops is not obvious, and the compounding of different pesticide varieties is a common method in modern agriculture.
In conclusion, how to provide a pesticide composition for regulating the growth of crops is a problem that needs to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In view of the above, the present invention provides a pesticide composition for regulating the growth of crops. The 28-high brassinolide and the mepiquat chloride are compounded, so that the 28-high brassinolide and the mepiquat chloride have a synergistic effect, the growth of crops can be regulated, and the yield of the crops can be increased.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pesticide composition for regulating crop growth comprises the following components in parts by weight: 28-homobrassinolide 1-4999 parts and mepiquat chloride 1-4999 parts.
28-high brassinolide is one of steroid compounds with higher biological activity, and is widely present in plants. Can promote cell division and elongation, improve enzyme activity, improve seed activity, promote early development, regulate crop growth, and relieve injury during freezing injury, drought, and phytotoxicity. During each stage of plant growth and development, it can promote the vegetative growth and is favorable for fertilization. The artificially synthesized brassinolide has high activity, can be absorbed by leaves, stems and roots of plants and then is conducted to acting parts, and the acting concentration is trace.
The mepiquat chloride has better systemic and conductive effects on plants, can promote the reproductive growth of the plants, inhibit the overgrowth of stems and leaves, control lateral branches, shape ideal plant types, improve the quantity and activity of root systems, increase the weight of fruits and improve the quality.
The 28-high brassinolide and the mepiquat chloride are compounded, so that the 28-high brassinolide and the mepiquat chloride have a synergistic effect, the growth of crops can be regulated, and the yield of the crops can be increased.
Preferably, the pesticide composition for regulating the growth of crops comprises the following components in parts by weight: 28-homobrassinolide 1 part and mepiquat chloride 4999 parts.
Preferably, the compound can be prepared into suspending agents, water dispersible granules, aqueous emulsion, microemulsion, wettable powder, granules or solution agents.
Preferably, the composition further comprises auxiliary components.
Preferably, the total mass of the 28-homobrassinolide and the mepiquat chloride in the pesticide composition is 0.5-75%.
Preferably, the auxiliary component is one or more of a solvent, an emulsifier, a wetting agent, a disintegrating agent, a stabilizer, a dispersing agent, a thickening agent, a pH regulator, an antifoaming agent, an antifreezing agent and a filler.
Preferably, the solvent is one or more of trimethylbenzene, tetramethylbenzene, methylnaphthalene, methyl oleate, fatty acid methyl ester, pine-base oil, soybean oil, biodiesel, sec-butyl acetate, dimethyl carbonate, diesel oil, white oil, machine oil, absolute ethyl alcohol, glycerol and n-butyl alcohol;
the emulsifier is one or more of calcium dodecyl benzene sulfonate, fatty alcohol polyoxyethylene ether, triphenylethylphenol polyoxypropylene polyoxyethylene block polymer, dibenzyl biphenyl polyoxyethylene ether, phenethyl phenol polyoxyethylene ether, castor oil polyoxyethylene ether, phenethyl phenol formaldehyde resin polyoxyethylene ether, phenethyl phenol polyoxypropylene polyoxyethylene ether, alkylaryl polyoxypropylene polyoxyethylene ether, phenethyl phenol formaldehyde resin polyoxyethylene ether, sorbitan fatty acid ester polyoxyethylene ether, natural fatty alcohol and ethylene oxide adduct, fatty alcohol and ethylene oxide condensate, alkyl polyglycoside and polyoxyethylene fatty acid ester;
the wetting agent is one or more of sodium butylnaphthalene sulfonate, sodium dodecyl sulfate, fatty alcohol polyoxyethylene (6-7) ether, dioctyl sodium sulfosuccinate, Morwet EFW and alkyl naphthalene sulfonate;
the disintegrating agent is one or more of sodium bicarbonate, magnesium chloride, aluminum chloride, sodium chloride, urea, ammonium sulfate and bentonite;
the dispersing agent is one or more of a formaldehyde condensate of sodium methyl naphthalene sulfonate, sodium lignosulfonate, calcium lignosulfonate, p-methoxy fatty amido benzenesulfonic acid, desugarized and graded sodium lignosulfonate, a sodium salt of a naphthalene sulfonic acid condensate, a sodium salt of an alkyl naphthalene sulfonic acid polycondensate and an alkylphenol polyoxyethylene ether formaldehyde condensate sulfuric acid;
the thickening agent is one or more of xanthan gum, magnesium aluminum silicate, bentonite and white carbon black;
the pH regulator is one or more of ammonium hydroxide, potassium hydroxide, sodium hydroxide, hydrochloric acid, acetic acid, citric acid and phosphoric acid;
the stabilizer is one or more of epoxidized soybean oil, epoxy chloropropane, butyl hydroxy anisole, dibutyl hydroxy toluene, propyl gallate and tert-butyl hydroquinone;
the defoaming agent is one or more of silicone compounds, methanol, silicone oil and carbazone;
the antifreezing agent is one or more of glycerol, ethylene glycol, propylene glycol, sorbitol and polyethylene glycol;
the binder can be one or more of water, 1-2% naphthalene sulfonate formaldehyde condensate water solution, 1-2% naphthalene sulfonic acid condensate sodium salt and 1-2% alkyl naphthalene sulfonic acid condensate sodium salt.
The filler is one or more of kaolin, diatomite, bentonite, white carbon black, light calcium carbonate, attapulgite, clay, talcum powder, quartz sand, starch, soluble starch and potassium fulvate.
According to the technical scheme, compared with the prior art, the invention has the following beneficial effects: the 28-high brassinolide and the mepiquat chloride are compounded, so that the 28-high brassinolide and the mepiquat chloride have a synergistic effect, the growth of crops can be regulated, and the yield of the crops can be increased.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The required medicament is a conventional experimental medicament purchased from a market channel; the unrecited experimental method is a conventional experimental method, and is not described in detail herein.
Example 1
The pesticide composition is processed into a suspending agent, and the mass percentage of each component is shown in table 1.
TABLE 1 suspending agent formulation
| Components | Mass percentage of |
| 28-homobrassinolide + mepiquat chloride | 25(0.005+24.995) |
| Wetting agent (Morwet EFW) | 3 |
| Dispersant (alkyl naphthalene sulfonic acid polycondensate sodium salt) | 4 |
| Antifreeze (propylene glycol) | 5 |
| Thickening agent (xanthan gum) | 0.1 |
| Defoaming agent (silicon oil) | 0.2 |
| PH regulator (citric acid) | 2 |
| Water (W) | Balance of |
The preparation method comprises the following steps: mixing the auxiliary components, shearing and mixing uniformly in a shearing machine, adding 28-high brassinolide and mepiquat chloride, and grinding for 2.5h in a ball mill to make the particle diameter below 5mm, thus obtaining the suspending agent preparation.
Example 2
The pesticide composition is processed into an aqueous emulsion, and the mass percentage of each component is shown in table 2.
TABLE 2 aqueous emulsion formulations
The preparation method comprises the following steps: firstly, mixing 28-high brassinolide, mepiquat chloride, a solvent and an emulsifier together, and dissolving into a uniform oil phase. Then mixing part of water and other auxiliary components together, and dissolving them to obtain uniform water phase. Then adding the oil phase into the water phase while stirring at high speed (1500 revolutions) in a reaction kettle, slowly adding water until reaching a phase inversion point, then carrying out high-speed shearing (3000 revolutions), adding the rest water, and shearing for 30min to obtain the aqueous emulsion preparation.
Example 3
The pesticide composition is processed into microemulsion, and the mass percentage of each component is shown in table 3.
TABLE 3 microemulsion formulation
The preparation method comprises the following steps: dissolving 28-high brassinolide and mepiquat chloride with solvent completely, adding other auxiliary components, mixing, adding water, and stirring to obtain microemulsion.
Example 4
The pesticide composition is processed into wettable powder, and the mass percentage of each component is shown in table 4.
TABLE 4 wettable powder formulation
The preparation method comprises the following steps: the wettable powder preparation can be prepared by mixing the raw materials, fully stirring in a stirring kettle, crushing by a jet mill and uniformly mixing.
Example 5
The pesticide composition is processed into water dispersible granules, and the mass percentage of each component is shown in table 5.
TABLE 5 Water dispersible granule formulation
The preparation method comprises the following steps: the water dispersible granule preparation is prepared by uniformly mixing the raw materials, crushing the raw materials by using an ultramicro jet mill, kneading the crushed raw materials, adding the kneaded raw materials into a fluidized bed granulation dryer, and granulating, drying and screening the kneaded raw materials.
Example 6
The pesticide composition is processed into granules, and the mass percentage of each component is shown in table 6.
TABLE 6 granule formulation
| Components | Mass percentage of |
| 28-homobrassinolide + mepiquat chloride | 5(0.001+4.999) |
| Dispersing agent (Sulfosuccinate)Sodium dioctyl phthalate) | 6 |
| Stabilizer (tert-butyl hydroquinone) | 2 |
| Disintegrating agent (Urea) | 5 |
| Filler (Potassium fulvate) | Balance of |
The preparation method comprises the following steps: mixing the raw materials, adding 10-12% of water, kneading, granulating, drying with fluidized bed, and sieving.
Example 7
The pesticide composition is processed into a soluble solution, and the mass percentage of each component is shown in table 7.
TABLE 7 soluble agent formulation
The preparation method comprises the following steps: dissolving 28-high brassinolide and mepiquat chloride with solvent completely, adding other auxiliary components, mixing, adding water, and stirring to obtain soluble solution preparation.
Example 8
(1) The test agent used 95% of 28-homobrassinolide and 95% of mepiquat chloride.
(2) The cotton variety is Hongyu hybrid No. 5, and cotton plants in the first ear flowering period and young fruit period are selected as test objects.
(3) Grouping experiments:
firstly, 28-high brassinolide is independently used, and the concentration is respectively 0.01, 0.015, 0.025, 0.03375 and 0.050625 mg/L;
② the mepiquat chloride is used alone, the concentration is 24.995, 37.4295, 49.99, 74.985 and 99.98mg/L respectively
③ 28-high brassinolide and mepiquat chloride are mixed for use, and the concentration of the mixture is 0.015mg/L and 74.985mg/L respectively;
and fourthly, taking a Tween 80 aqueous solution with the mass concentration of 0.1 percent as a contrast.
(4) Measurement indexes are as follows: fruit setting effect and single fruit weight increase rate.
(5) The determination method comprises the following steps: reference is made to the laboratory bioassay experimental guidelines NY/T2061.2-2011 and NY/T2061.5-2016 for pesticides. Experimental agents were treated for 4 replicates per concentration, each replicate being 15 strains.
(6) Data processing: with reference to NY1155.7-2006, Gowing was used to calculate the theoretical setting efficiency/theoretical single fruit weight gain rate E0(E0 ═ X + Y-X Y/100) for each treatment mix combination, and then compared to the measured setting efficiency/measured single fruit weight gain rate (E) to evaluate the combined effect of the two mixes on cotton growth regulation. Wherein X is the fruit setting effect/single fruit weight growth rate when the dosage of 28-high brassinolide is P, and Y is the fruit setting effect/single fruit weight growth rate when the dosage of mepiquat chloride is Q.
When the E-E0 value is more than 10 percent, the synergistic effect is obtained, when the E-E0 value is less than-10 percent, the antagonistic effect is obtained, and when the E-E0 value is between-10 percent and 10 percent, the additive effect is obtained.
(7) The experimental results are as follows: the results of the experiment are shown in Table 8.
TABLE 8 results of the experiment
After the two are mixed in pairs, the combined action type of the two is evaluated by a Gowing method, and the E-E0 value of the treatment that the 28-high brassinolide and the mepiquat chloride are 0.015mg/L +74.985mg/L is more than 10 percent in the aspects of fruit setting effect and single fruit weight increasing rate, the effect is synergistic, the yield synergistic effect is obvious, and the two have certain synergistic effect when the ratio of the two is 1: 4999. Experimental results show that when the mass ratio of 28-high brassinolide to mepiquat chloride is 1: 4999, the fruit setting rate of cotton can be improved, the single fruit weight can be increased, and the adjusting effect is obvious.
The observation of the experimental process shows that the two agents and the treatment of each dosage are safe to the growth of the test cotton and have no phytotoxicity.
Example 9 test report of field drug efficacy
(1) And (3) test crops: the cotton variety is Hongyu hybrid No. 5.
(2) Test start time: 6 months and 11 days 2019; test completion time: year 2019, month 10 and day 16.
(3) Reagent to be tested: as shown in table 9.
TABLE 9 test Agents
(4) The application method and the water consumption are as follows: spraying, 675 liters of water is used for hectare.
(5) And (3) test results: as shown in table 10.
TABLE 10 results of the field experiments
Note: the difference grade, Aa is obviously different, Bb is generally different, and Cd is not obviously different
And (4) conclusion: the 25% 28-high Brassica mepiquat chloride soluble solution can regulate the growth of cotton, and is recommended to be diluted 3000-4000 times (the effective component is 62.5-85mg/kg) and applied at the initial flowering stage and the full flowering stage of the cotton at intervals of 8-18 days for 2 times. The pesticide is safe to cotton, and has no adverse effect on surrounding target organisms and other plant diseases and insect pests.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The pesticide composition for regulating the growth of crops is characterized by comprising the following components in parts by weight: 28-homobrassinolide 1-4999 parts and mepiquat chloride 1-4999 parts.
2. The agricultural chemical composition for regulating the growth of crops as claimed in claim 1, which comprises the following components in parts by weight: 28-homobrassinolide 1 part and mepiquat chloride 4999 parts.
3. The agricultural chemical composition for regulating crop growth according to any one of claims 1 to 2, which can be prepared into a suspension, a water dispersible granule, an aqueous emulsion, a microemulsion, a wettable powder, a granule or a solution.
4. The agricultural chemical composition for regulating crop growth of claim 3, further comprising an auxiliary ingredient.
5. The agricultural chemical composition for regulating crop growth according to claim 4, wherein the total mass of the 28-homobrassinolide and the mepiquat chloride in the agricultural chemical composition is 0.5 to 75 percent by mass.
6. The agricultural chemical composition for regulating the growth of crops as claimed in claim 4, wherein the auxiliary component is one or more of solvent, emulsifier, wetting agent, disintegrant, stabilizer, dispersant, thickener, pH regulator, defoamer, antifreeze, and filler.
7. The agricultural chemical composition for regulating the growth of crops as claimed in claim 6, wherein the solvent is one or more of trimethylbenzene, tetramethylbenzene, methylnaphthalene, methyl oleate, fatty acid methyl ester, pine-base oil, soybean oil, biodiesel, sec-butyl acetate, dimethyl carbonate, diesel oil, white oil, machine oil, absolute ethyl alcohol, glycerol, n-butanol and water;
the emulsifier is one or more of calcium dodecyl benzene sulfonate, fatty alcohol polyoxyethylene ether, triphenylethylphenol polyoxypropylene polyoxyethylene block polymer, dibenzyl biphenyl polyoxyethylene ether, phenethyl phenol polyoxyethylene ether, castor oil polyoxyethylene ether, phenethyl phenol formaldehyde resin polyoxyethylene ether, phenethyl phenol polyoxypropylene polyoxyethylene ether, alkylaryl polyoxypropylene polyoxyethylene ether, phenethyl phenol formaldehyde resin polyoxyethylene ether, sorbitan fatty acid ester polyoxyethylene ether, natural fatty alcohol and ethylene oxide adduct, fatty alcohol and ethylene oxide condensate and polyoxyethylene fatty acid ester;
the wetting agent is one or more of sodium butylnaphthalene sulfonate, sodium dodecyl sulfate, fatty alcohol polyoxyethylene (6-7) ether, dioctyl sodium sulfosuccinate, Morwet EFW and alkyl naphthalene sulfonate;
the disintegrating agent is one or more of sodium bicarbonate, magnesium chloride, aluminum chloride, sodium chloride, urea, ammonium sulfate and bentonite;
the dispersing agent is one or more of a formaldehyde condensate of sodium methyl naphthalene sulfonate, sodium lignosulfonate, calcium lignosulfonate, p-methoxy fatty amido benzenesulfonic acid, desugarized and graded sodium lignosulfonate, a sodium salt of a naphthalene sulfonic acid condensate, a sodium salt of an alkyl naphthalene sulfonic acid polycondensate and an alkylphenol polyoxyethylene ether formaldehyde condensate sulfuric acid;
the thickening agent is one or more of xanthan gum, magnesium aluminum silicate, bentonite and white carbon black;
the pH regulator is one or more of ammonium hydroxide, potassium hydroxide, sodium hydroxide, hydrochloric acid, acetic acid, citric acid and phosphoric acid;
the stabilizer is one or more of epoxidized soybean oil, epoxy chloropropane, butyl hydroxy anisole, dibutyl hydroxy toluene, propyl gallate and tert-butyl hydroquinone;
the defoaming agent is one or more of silicone compounds, methanol, silicone oil and carbazone;
the antifreezing agent is one or more of glycerol, ethylene glycol, propylene glycol, sorbitol and polyethylene glycol;
the filler is one or more of kaolin, diatomite, bentonite, white carbon black, light calcium carbonate, attapulgite, clay, talcum powder, quartz sand, starch, soluble starch, potassium fulvate and alkyl polyglycoside.
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| CN202011598841.9A CN113439749A (en) | 2020-12-30 | 2020-12-30 | Pesticide composition for regulating crop growth |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114052015A (en) * | 2021-11-26 | 2022-02-18 | 山东省农业科学院 | Cotton flower-promoting ripening agent and flower-promoting ripening method |
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| CN102204543A (en) * | 2011-04-18 | 2011-10-05 | 河北省农林科学院粮油作物研究所 | Brassinolide and paclobutrazol compound soybean growth regulator |
| CN102613246A (en) * | 2011-12-13 | 2012-08-01 | 四川龙蟒福生科技有限责任公司 | Plant growth regulating composition and its application |
| CN111109310A (en) * | 2020-01-13 | 2020-05-08 | 江西鑫邦生化有限公司 | Multi-effect pesticide composition and application thereof |
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2020
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1230340A (en) * | 1999-03-16 | 1999-10-06 | 新疆农业科学院微生物应用研究所 | Synergistic mepiquat chloride and its production |
| CN102204543A (en) * | 2011-04-18 | 2011-10-05 | 河北省农林科学院粮油作物研究所 | Brassinolide and paclobutrazol compound soybean growth regulator |
| CN102613246A (en) * | 2011-12-13 | 2012-08-01 | 四川龙蟒福生科技有限责任公司 | Plant growth regulating composition and its application |
| CN111109310A (en) * | 2020-01-13 | 2020-05-08 | 江西鑫邦生化有限公司 | Multi-effect pesticide composition and application thereof |
Non-Patent Citations (1)
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| 高振 等: "缩节胺与萘乙酸和芸苔素内酯配施在杂交棉上的化学调控互作效应", 《贵州农业科学》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114052015A (en) * | 2021-11-26 | 2022-02-18 | 山东省农业科学院 | Cotton flower-promoting ripening agent and flower-promoting ripening method |
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Application publication date: 20210928 |