CN101774852B - Multifunctional composite seed coating agent - Google Patents

Multifunctional composite seed coating agent Download PDF

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Publication number
CN101774852B
CN101774852B CN2010100193345A CN201010019334A CN101774852B CN 101774852 B CN101774852 B CN 101774852B CN 2010100193345 A CN2010100193345 A CN 2010100193345A CN 201010019334 A CN201010019334 A CN 201010019334A CN 101774852 B CN101774852 B CN 101774852B
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CN
China
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agent
fertilizer
agents
water
seed
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CN2010100193345A
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Chinese (zh)
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CN101774852A (en
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刘鹏
邹勇
谢石发
颜石雷
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湖南农大海特农化有限公司
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Abstract

The invention discloses a multifunctional composite seed coating agent, which is a crop seed treatment agent prepared by mixing active ingredients such as pesticides, fertilizers, plant growth regulators and the like with inactive ingredients such as film forming agents, emulsifying agents, dispersing agents, anti-freezing agents, defoaming agents, antiseptic agents, pH value regulators, pigments and the like. The invention not only can effectively prevent and control plant diseases and insect pests in the seedling stage but also can promote and control seedling growth, ensures that seedlings grow regularly and luxuriantly with multiple tillers, and obviously improves the seedling survival rate. The traditional method can be used for soaking coated seeds in flowing water to accelerate germination for carrying out water breeding, dry breeding or direct seeding, and the coated seeds can be stored safely.

Description

A kind of multifunctional composite seed coating agent
Technical field
The present invention relates to a kind of preparation for the crop seed processing, specifically a kind of kind clothing agent of suitable paddy rice use, it is with agricultural chemicals, fertilizer, plant growth regulator isoreactivity composition, the crop seed inorganic agent that the non-active ingredients such as film forming agent, emulsifier, dispersant, antifreezing agent, defoamer, preservative, pH value conditioning agent, colorant mix.
Background technology
The growth of crop in natural world always all can not be very smooth or easily success with growing, and it can run into invasion and attack and the destruction of various damage by disease and insect etc., causes crop not grow normally and growth.Can cause death when serious and die, particularly in seedling stage, a little less than the crop disease-resistant worm ability, it is especially important that the effectively preventing seedling stage diseases and pests just seems.Traditional method is to adopt the seed disinfection method such as dressing seed, seed soaking and soil disinfection method to prevent and treat the damage by disease and insect of crops seedling stage, although these methods have certain effect, effect is not very desirable.Adopt method for soaking seed that medicament is diluted in the water, dosage is large, and waste is many, adopts dressing seed easily to cause seed dressing inhomogeneous, or causes kind of a daughter lesion.It is the poor adhesive force of medicament on seed that these methods have a common shortcoming, Habitat or easily come off when after planting meeting water, and the lasting period is short, and dosing is large.Seed disinfection is carried out in the short time prior to seeding, is difficult to realize the seed treatment industrialization.The soil disinfection dosing is large, and cost is high, and time-consuming, environmental pollution is serious.
The agent of kind of clothing is for seed pelleting, a class preparation with film forming characteristics.Plant the clothing agent and can make the breeding standardization, have again the several functions such as plant protection effect.The dressing function of planting the clothing agent is mainly manifested in following three aspects: the one, and the harm of prevention disease in seedling stage, worm, mouse reduces dosage and medication number of times, is conducive to protect pest natural enemy, protection of the environment.The 2nd, the part in kind of the clothing agent (such as little fertilizer) can have additional nutrients to seed, guarantees full stand, shape seedling, improves seedling quality.The 3rd, promote and the standardization of guarantee breeding, commercialization and socialization.
At present, the development and production technology of dry crop (comprising paddy drought seedling) kind clothing agent is fairly perfect, and in application, obtained reasonable effect, but the kind clothing agent of paddy rice, particularly seed soaking are with dressing agent for rice large breakthrough not being arranged still with live under water.Main cause is that the seed soaking seedling of paddy rice and field production mode are different from growing seedlings of dry crop and planting type.Dressing agent for rice to filmogen in water dissolubility and the requirement of corresponding film forming slow release method far above the agent of dry crop kind clothing, require film forming agent to be insoluble in water under water at rice seed soaking with when live, active component can slowly discharge in the clothing film, in the Seed Germination of Rice process of growth, be difficult for running off, and require that film forming agent will be breathed freely, good water permeability, guarantee that seed can absorb the required oxygen of normal germination and growth and moisture.
Chinese patent discloses the relevant technologies of relevant dressing agent for rice, and what relate to such as the CN1102944A patent publication is the agent of rice direct-seeding kind clothing, but requires seed to select presoaking and germinating, carries out dressing again, and capsuled seed can't be stored, and is difficult to realize the seed treatment industrialization.What the CN1117343A patent publication related to also is paddy rice seed coating agent, but used film forming agent is polyacrylamide soluble in water, and the clothing film is very easily water-soluble and cause active component to lose in a large number during seed soaking.
Summary of the invention
Purpose of the present invention is exactly the above-mentioned deficiency for prior art, adapt to each veriety and can carry out the dressing agent for rice that presoaking and germinating can be not destroyed for different regions, different soil, various seasons provide a kind of, effective prevention and control seedling stage diseases and pests, and can urge the control growth of seedling, guarantee that seedling is neat, strong, it is many to tiller, and percentage establishment of seedling obviously improves.Capsuled seed can adopt conventional method running water presoaking and germinating, carries out that water is educated, drought is educated or live.Capsuled seed can safe storage.
The present invention is achieved in that with water-fast filmogen and makes film forming agent, namely gets the present invention and plants the clothing agent with the non-active ingredients such as emulsifier, dispersant, antifreezing agent, preservative, defoamer, pH value conditioning agent, colorant and insecticide, bactericide, trace element fertilizer, plant growth regulator isoreactivity composition mixed preparing.
Described composition is:
The film forming agent of 0.5%-8% by weight, film forming agent be water-insoluble chitin derivativ or water-insoluble chitin derivativ with polyvinyl acetate, acetyl cellulose in one or both mix.
The emulsifier of 1%-5% by weight, emulsifier is alkylbenzenesulfonate series, fatty alcohol-polyoxyethylene ether, phenethyl phenol polyoxyethylene polyoxypropylene ether, the mixing of one or more in castor oil polyoxyethylene ether, phenethyl polyoxy ethyl polyoxyethyl propyl ether, first contracting polyoxyethylene nonylphenol ether, phenethyl phenol APEO, the alkylphenol polyoxyethylene phosphate etc.
The dispersant of 0.5%-5% by weight, dispersant are one or more the mixing in lignin and derivative sulfonate, fatty acid ethane additive product phosphate, alkyl phenol polyvinylether sulfonate, polyvinylpyrrolidone, polyvinyl alcohol, polyethylene glycol, naphthalene or Fluhyzon formaldehyde condensation products and salt, the alkylphenol-polyethenoxy based phosphates etc.
The antifreezing agent of 0.1%-3% by weight, antifreezing agent are one or more the mixing in glycerine, ethylene glycol, propane diols, the sorbierite etc.
The defoamer of 0.1%-1% by weight, defoamer are one or more the mixing in organic silicone oil, ethanol, epoxidized soybean oil, iodoxy amine, the ester ethers etc.
The preservative of 0.1%-1% by weight, preservative are one or both the mixing in methyl p-hydroxybenzoate or the Sodium Benzoate.
The pH value conditioning agent of 0%-1% by weight, pH value conditioning agent are one or more the mixing in sodium hydroxide, oxyammonia, acetic acid, the hydrochloric acid etc.
The colorant of 0.2%-1% by weight, colorant are one or both the mixing in acid red or the disperse red.
The insecticide of 0.5%-15% by weight, insecticide is Imidacloprid.
The bactericide of 0.5%-15% by weight, bactericide is Difenoconazole.
The plant growth regulator of 0.01%-0.5% by weight, plant growth regulator are that a kind of in a kind of and methyl α-naphthyl acetate, heteroauxin, gibberellin, compound sodium nitrophenolate, diethyl aminoethyl hexanoate in paclobutrazol, the uniconazole P mixes mutually.
The trace element fertilizer of 1%-10% by weight, trace element fertilizer are one or more the mixing in zinc fertilizer, boron fertilizer, the manganese fertilizer.
Complemented to for 100% (by weight) with deionized water at last.
The production method that the present invention plants the clothing agent is as follows:
By the prescription requirement, with non-active ingredients such as emulsifier, dispersant, antifreezing agent, preservative, colorants, and insecticide, bactericide, plant growth regulator, trace element fertilizer isoreactivity composition drop in the modulation kettle, add to pump into again in the sand milling still after deionized water is fully dissolved, stirred and ground 1.5-2.0 hour, add at last defoamer froth breaking, pH value conditioning agent adjusting pH value, plant the clothing agent through namely making the present invention after the assay was approved.
The beneficial effect of mechanism of action of the present invention and generation:
When planting the clothing agent to coating paddy seeds with the present invention, the film forming agent of planting in the clothing agent can form water insoluble but ventilative, the permeable good clothing film with fenestra road at the surface of the seed, and with insecticidal bactericide, plant growth regulator isoreactivity composition and other nonactive composition anastomose together, thereby around seed, form one miniature " active substance storehouse ".During the capsuled seed seed soaking, water insoluble because of the clothing film, the active ingredient loss is few, and the clothing film has the fenestra road of water-permeable and air permeable, thereby seed can normally be sprouted.Behind the planting seed, under the effect of hydrone, the active ingredient in " active substance storehouse " discharges lentamente by the fenestra road utmost point and progressively contacts with seed and adjacent soil, thereby participates in the physiological and biochemical procedure of rice seedling growth and development stage.Insecticidal bactericide in " active substance storehouse " with the surface of the seed and inner the contact, kills kind of a biography germ, insect pest under the effect of water; And around seed, form protective barrier, and the damage by disease and insect around making is difficult to existence, thus effectively control soil passes and the biologies such as air borne germ, soil insect and mouse, sparrow.After emerging, long-acting interior absorption insecticidal bactericide (Imidacloprid, Difenoconazole) in " active substance storehouse " is under emulsifier, dispersant etc. help, progressively by the seedlings root Assimilation and conductivity to dispenser position not on the ground, continued the preventing disease pest control effect, thus effective prevention and control rice seedling damage by disease and insect.Because the efficacy of a drug is concentrated, availability is higher, contacts with soil in addition, be not subject to expose to the sun and rain and the impact of high temperature, thereby the drug effect phase reach 45-60 days, seedling stage substantially needn't dispenser, saving of work and time; Add that agricultural chemicals is wrapped in the film, make it low and poison, insecticide-applying way is by the open hidden that becomes, thereby can effectively reduce poisoning chance, the environmental contamination reduction of people and animals, pest natural enemy.Growth hormone methyl α-naphthyl acetate in " active substance storehouse ", heteroauxin, gibberellin, compound sodium nitrophenolate, diethyl aminoethyl hexanoate can promote to sprout, promote root growth, improve emergence rate, resistance and planting percent; Growth retardant paclobutrazol, uniconazole P can be alleviated the apical growth advantage, promote to tiller, increase thick cane, promote well developed root system, thus raising rate in strong sprout, for volume increase lays the first stone.Trace element fertilizer zinc in " active substance storehouse ", manganese, boron fertilizer can remedy the soil fertility deficiency, satisfy the required trace element of rice shoot normal growth, effectively prevent and treat nutritional deficiency disease.
The present invention proves through indoor pot, residential quarter, field and field experiment: behind the capsuled seed presoaking and germinating no matter be that water is educated, drought is educated or live, within 45-60 days lasting period, the control rate of rice thrips, rice fulgorid, rice gall midge reached 90-99%; Control rate to bakanae disease, banded sclerotial blight, pythium rot, oriental sesame leaf pinta, damping off reaches 81-95%.Germination rate, percentage establishment of seedling, strong seedling rate, tillering obviously exceeds control group, wherein the high 1-5 of germination rate contrast percentage point, the high 8-15% of percentage establishment of seedling.Production technology of the present invention is simple, and cost is lower, and raw material is easy to get, but capsuled seed safe storage 8-14 month.
Embodiment
In order to understand better essence of the present invention, be described further by following examples, but the present invention is not limited to these embodiment.In these embodiments, unless otherwise indicated, all percentages all are weight percentage.
Embodiment 1
Film forming agent: water-insoluble chitin derivativ 1%, polyvinyl acetate 0.8%, acetyl cellulose 5%; Emulsifier: fatty alcohol-polyoxyethylene ether 2.5%; Dispersant: lignin 1%, octylphenol polyethylene vinethene sulfonate 2%; Antifreezing agent: ethylene glycol 2%; Defoamer: organic silicone oil 0.3%; Preservative: Sodium Benzoate 0.1%; PH value conditioning agent: oxyammonia 0.1%; Colorant: acid red 0.5%; Plant growth regulator: paclobutrazol 0.01%, heteroauxin 0.01%; Insecticide: Imidacloprid 4%; Bactericide: Difenoconazole 2.5%; Trace element fertilizer: zinc fertilizer 2.5%, boron fertilizer 0.5%, manganese fertilizer 0.5%; Deionized water is mended to 100%.Above-mentioned prescription is namely made the present invention by foregoing production method processing plant the clothing agent.
Embodiment 2
Film forming agent: water-insoluble chitin derivativ 1.5%, polyvinyl acetate 0.5%, acetyl cellulose 4.5%; Emulsifier: dodecyl benzene sulfonate 4%; Dispersant: sodium lignin sulfonate 2%, polyvinylpyrrolidone 3%; Antifreezing agent: glycerine 3%; Defoamer: ethanol 0.5%; Preservative: methyl p-hydroxybenzoate 0.2%; PH value conditioning agent: sodium hydroxide 0.1%; Colorant: disperse red 0.5%; Plant growth regulator: uniconazole P 0.01%, methyl α-naphthyl acetate 0.01%; Insecticide: Imidacloprid 1.5%; Bactericide: Difenoconazole 0.5%; Trace element fertilizer: zinc fertilizer 3%, boron fertilizer 0.4%, manganese fertilizer 1.2%; Deionized water is mended to 100%.Above-mentioned prescription is namely made the present invention by foregoing production method processing plant the clothing agent.
Embodiment 3
Film forming agent: water-insoluble chitin derivativ 2%, polyvinyl acetate 0.5%, acetyl cellulose 3%; Emulsifier: phenethyl phenol polyoxyethylene polyoxypropylene ether 5%; Dispersant: octylphenol polyethylene vinethene sulfonate 4%; Antifreezing agent: propane diols 1%; Defoamer: organic silicone oil 0.4%; Preservative: Sodium Benzoate 0.18%; PH value conditioning agent: acetic acid 0.05%; Colorant: acid red 0.5%; Plant growth regulator: paclobutrazol 0.01%, compound sodium nitrophenolate 0.1%, diethyl aminoethyl hexanoate 0.01%; Insecticide: Imidacloprid 3.5%; Bactericide: Difenoconazole 3%; Trace element fertilizer: zinc fertilizer 3.5%, boron fertilizer 0.6%, manganese fertilizer 1.0%; Deionized water is mended to 100%.Above-mentioned prescription is namely made the present invention by foregoing production method processing plant the clothing agent.
Embodiment 4
Film forming agent: water-insoluble chitin derivativ 3.5%; Emulsifier: fatty alcohol-polyoxyethylene ether 4%; Dispersant: lignin 1.5%, first contracting polyoxyethylene nonylphenol ether 3%; Antifreezing agent: ethylene glycol 1%; Defoamer: tributyl phosphate 0.2%; Preservative: Sodium Benzoate 0.15%; PH value conditioning agent: sodium hydroxide 0.1%; Colorant: acid red 0.5%; Plant growth regulator: uniconazole P 0.02%, methyl α-naphthyl acetate 0.01%; Insecticide: Imidacloprid 10%; Bactericide: Difenoconazole 5%; Trace element fertilizer: zinc fertilizer 4%, boron fertilizer 0.3%, manganese fertilizer 1.5%; Deionized water is mended to 100%.Above-mentioned prescription is namely made the present invention by foregoing production method processing plant the clothing agent.
Embodiment 5
Film forming agent: water-insoluble chitin derivativ 2.5%, polyvinyl acetate 0.6%, acetyl cellulose 3%; Emulsifier: neopelex 2%, castor oil polyoxyethylene ether 3%; Dispersant: sodium lignin sulfonate 2%, polyvinylpyrrolidone 2.5%; Antifreezing agent: sorbierite 0.8%; Defoamer: epoxidized soybean oil 0.7%; Preservative: methyl p-hydroxybenzoate 0.15%; PH value conditioning agent: sodium hydroxide 0.15%; Colorant: acid red 0.8%; Plant growth regulator: paclobutrazol 0.01%, heteroauxin 0.02%; Insecticide: Imidacloprid 5%; Bactericide: Difenoconazole 8%; Trace element fertilizer: zinc fertilizer 5%, boron fertilizer 0.5%, manganese fertilizer 1%; Deionized water is mended to 100%.Above-mentioned prescription is namely made the present invention by foregoing production method processing plant the clothing agent.

Claims (1)

1. a multifunctional composite seed coating agent is characterized in that, it is that component mixed preparing by following weight percentage forms: film forming agent: water-insoluble chitin derivativ 2%, polyvinyl acetate 0.5%, acetyl cellulose 3%; Emulsifier: phenethyl phenol polyoxyethylene polyoxypropylene ether 5%; Dispersant: octylphenol polyethylene vinethene sulfonate 4%; Antifreezing agent: propane diols 1%; Defoamer: organic silicone oil 0.4%; Preservative: Sodium Benzoate 0.18%; PH value conditioning agent: acetic acid 0.05%; Colorant: acid red 0.5%; Plant growth regulator: paclobutrazol 0.01%, compound sodium nitrophenolate 0.1%, diethyl aminoethyl hexanoate 0.01%; Insecticide: Imidacloprid 3.5%; Bactericide: Difenoconazole 3%; Trace element fertilizer: zinc fertilizer 3.5%, boron fertilizer 0.6%, manganese fertilizer 1.0%; Deionized water is mended to 100%.
CN2010100193345A 2010-01-12 2010-01-12 Multifunctional composite seed coating agent CN101774852B (en)

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