CN103342616B - Superfine powder type rape seed coating agent - Google Patents
Superfine powder type rape seed coating agent Download PDFInfo
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- CN103342616B CN103342616B CN201310318525.5A CN201310318525A CN103342616B CN 103342616 B CN103342616 B CN 103342616B CN 201310318525 A CN201310318525 A CN 201310318525A CN 103342616 B CN103342616 B CN 103342616B
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Abstract
The invention relates to a superfine powder type rape seed coating agent. The superfine powder type rape seed coating agent is prepared by ultrasonically crushing active ingredients including bactericide hymexazol, insecticide imidacloprid, plant growth regulator compound sodium nitrophenolate, trace element fertilizer boric acid and the like, and inactive ingredients including film-forming agent carboxymethyl chitin, pigment, auxiliaries and the like. The superfine powder type rape seed coating agent is suitable for coating treatment of various rape seeds under different ecological conditions; the mass ratio of coated drug to seeds is as high as 1 to 150-180; a coated film with a film pore path is formed on the surface of the seed during a coating process; the active ingredients can be slowly released by the film pore path, so that the prevention and treatment agent for stalk break at the rape seedling period is 83%-97%, and the prevention and treatment rate for aphids and soil insects is 85%-96%; a rape root system is developed and strong in stress resistance, so that the emergence rate is improved by 10%-19%, the seedling emergency percentage is improved by 8%-17% and a yield-increasing effect is obvious. Besides, the superfine powder type rape seed coating agent is simple and convenient to produce, low in cost and convenient to use.
Description
Technical field
The present invention relates to a kind of preparation for crop seed Cotton seeds, belong to novel agrochemical technology of preparing and rape cultivation technical field.Specifically a kind of Ultramicro-powder type rape seed coat agent, it is by bactericide, insecticide, plant growth regulator, micro-isoreactivity composition, with non-active ingredients such as film forming agent, colorant and auxiliary agents, pulverize formulated rape seed seed coating medicine through ultrasonic.
Background technology
Crop seed dressing is an agricultural high-tech, agricultural chemicals, growth regulator, micro-fertile isoreactivity composition can be coated in the clothing film of the surface of the seed formation, in seed germination, process of growth, slowly discharge, effectively prevention and control seedling stage diseases and pests, short control growth of seedling, economize and kind economize medicine, a saving of work and time, economize on resources, reduce environmental pollution, be that corresponding seed quality criteria, processing mechanization, sowing essence quantize, cultivation lightness and the important channel of increasing income and economizing on spending.Seed coat agent, from birth, has been subject to the great attention of many countries, has at present more than 30 country's research and development and applies crop seed coat agent.
More than 30 years, seed coat agent technology is updated, and by the early stage seed coat agent that does not contain active component, has developed into seed standardization is prevented and treated to the seed coat agent with Modern Significance combining with seedling stage diseases and pests; Develop multiple Dry crop seed coat agent and dressing agent for rice, obtained good economic benefit and ecological benefits.
China has classified the development of crops seed coating agent, propagation and employment as the major project of Eleventh Five-Year Plan, " 12 ", the plan of enforcement seed engineering in succession, and seed pelleting is processed to demonstration project and list current hi-tech industrialization major fields of first developing in.The crop seed coat agents such as wheat, soybean, corn, cotton are in China spread, and have obtained good economic benefit, social benefit and ecological benefits.But up to the present, the seed coat agent of development, application is mainly the staple crop such as wheat, corn seed coat agent, and rape seed coat agent is failed spread always, still less than 16% of rape seed dressing rate.Main cause is that developing rape seed coat agent on probation is at present Pelleting type rape seed coat agent and suspension type rape seed coating agent substantially, after wherein Pelleting type rape seed coat agent capsuled seed, obducens easily comes off, after planting seed, thicker obducens is difficult to split, ventilative water permeability is poor, that capsuled seed germinates is slow, emergence rate and planting percent low; Existing suspension type rape seed coating agent adopts wet production, and complex process, active constituent content be low, produce with to store and transport cost high.
Prior art exists following main not enough: the very thick obducens that (1) Pelleting type rape seed coat agent forms at the surface of the seed, its compression strength is poor, the obducens that capsuled seed contains agricultural chemicals, plant growth regulator isoreactivity composition in transport, storage and seeding process easily comes off, not only active ingredient loss is large, seed coat agent action effect is poor, and contaminated environment.(2) after planting, obducens rate of cleavage is very slow for pelleted seed, and rape seed is normal in obducens sprouts required moisture, oxygen and be difficult to meet, cause germination vigor low, emerge and significantly postpone.(3) when obducens cracking, active component dissolves rapidly and makes around seed too highly in the activity component concentration short time, suppresses rape seed to sprout, and causes emergence rate, planting percent low.(4) existing suspension type rape seed coating agent, need to add the auxiliary elements such as emulsifier, dispersant, antifreezing agent, and cost of material is high; Adopt wet production, complex process, production cost are high; Active constituent content is low, and dressing pharmacopoeia mass ratio is only 1:20～50, and storage is high with cost of transportation.(5) the easy layering of existing suspension type rape seed coating agent lay up period, precipitation, active component easily decomposes.
Therefore, research efficient and cheap, effect comprehensively, produce easy, pharmacopoeia mass ratio is high, stable performance, eco-friendly rape seed coat agent novel form, is one of main direction of rape seed coat agent development in the world.
Summary of the invention
The object of the invention is to: for the above-mentioned deficiency of prior art, use new type natural macromolecule filming material and slow release method and ultrasonic crushing technology, a kind of all kinds of rape seed dressings under different ecological condition of being suitable for are provided, have efficient and cheap, effect comprehensively, the Ultramicro-powder type rape seed coat agent of the feature such as the lasting period is long, it is easy to produce, pharmacopoeia mass ratio is high, stable performance, environmental friendliness, effectively prevention and control seedling stage diseases and pests and nutritional deficiency disease, and can urge the growth of control Brassica campestris L seedling, enhancing resistance, planting percent and output improve obviously; It is a kind of rape seed coat agent novel form that is different from existing Pelleting type rape seed coat agent and suspension type rape seed coating agent.
The present invention is achieved in that with new type natural macromolecule filming material as film forming agent, with bactericide, insecticide, plant growth regulator, trace element fertilizer isoreactivity composition, and the non-active ingredient such as colorant, auxiliary agent, pulverize through ultrasonic, obtain Ultramicro-powder type rape seed coat agent.
(1) described bactericide is for disliking mould spirit; Consumption is 5.0%～8.0% of gross mass;
(2) described insecticide is Imidacloprid; Consumption is 16.0%～19.0% of gross mass;
(3) described plant growth regulator is compound sodium nitrophenolate; Consumption is 0.01%～0.04% of gross mass;
(4) described trace element fertilizer is boric acid; Consumption is 0.01%～0.06% of gross mass;
(5) described film forming agent is carboxymethyl chitin; Consumption is 1.0%～4.0% of gross mass;
(6) described colorant is light green; Consumption is 1.0%～2.0% of gross mass;
(7) described auxiliary agent is kaolin; Consumption is the surplus of gross mass to 100%.
When dressing, seed coat agent quality is 1:150～180 with seed quality ratio.
Production method of the present invention is summarized as follows:
By formula requirement, more than bactericide, insecticide, plant growth regulator, trace element fertilizer, film forming agent, colorant and auxiliary agent are crushed to 200 orders with Ordinary pulverization machine respectively, then each component is dropped in cone-type mixer, fully mix, more than being ground to 350 orders with planetary-type grinding machine again, finally be crushed to granularity with ultrasonic grinder and be less than 2.0 microns, according to production standard with require quantitative package, obtain Ultramicro-powder type rape seed coat agent.
Using method of the present invention and mechanism of action:
The present invention is applicable to all kinds of rape seed dressings, dressing pharmacopoeia mass ratio, i.e. seed coat agent quality: seed quality is 1:150～180; Dressing mode can be with dry-method coating or wet method dressing.When dry-method coating, first with running water, rape seed surface uniform is squirted, more slowly add seed coat agent to carry out conventional mechanical or manual dressing.When wet method dressing, first to adding running water in seed coat agent, stirring becomes suspension, then with conventional mechanical or carry out dressing by hand, until seed pelleting is even.
After dressing rape seed of the present invention, novel film forming agent--carboxymethyl chitin in seed coat agent, meet water and can form that one deck has fenestra road, ventilative water permeability well but clothing film not soluble in water at the surface of the seed, and by bactericide, insecticide, plant growth regulator, micro-fertile isoreactivity composition " anastomose " together, around seed, form one miniature " active component storehouse ".After planting seed, clothing film has the fenestra road of air-and water-permeable, and oxygen and moisture arrive Interior Seed in time by fenestra road, thereby can ensure normal seed germination; Under the effect of hydrone, the active component in " active component storehouse " passes through fenestra road slowly-releasing, also progressively contacts with seed and adjacent soil, participates in the physiological and biochemical procedure in rape Seedlings development stage.Insecticide in " active component storehouse ", bactericide, under the effect of water, with the surface of the seed and inner contact, kill kind of a biography germ, insect pest lentamente; And around seed, form protective barrier, make damage by disease and insect around be difficult to existence, thereby effectively prevent and treat the pests such as soil-borne disease bacterium, soil insect and mouse, sparrow.After emerging, long-acting systemic fungicide, insecticide (as disliked mould spirit, Imidacloprid) in " active component storehouse " are progressively absorbed by seedlings root, conduct to not dispenser position of overground part, have continued preventing disease pest control effect, thus effective prevention and control rape seedling damage by disease and insect.Because the efficacy of a drug is concentrated, availability is high, contact 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 to be long, seedling stage needn't dispenser, saving of work and time; Add that low-toxin farm chemicals is wrapped in clothing film, make it micro-and poison, insecticide-applying way is from the open hidden that becomes, thus can effectively reduce people and animals, pest natural enemy poisoning chance, reduce environmental pollution.Plant growth regulator compound sodium nitrophenolate in " active component storehouse " can promote seed germination and root growth, improves emergence rate, resistance and planting percent, thereby improves the overall qualities of seedling, for volume increase lays the first stone.Trace element fertilizer boric acid in " active component storehouse " can make up soil fertility deficiency, meets the needed boron element of rape normal growth, effectively prevents and treats nutritional deficiency disease.
The present invention is one of main contents of national science and technology supporting plan project (2010BAD01B01) and Hunan Province's plan of science and technology project (2013NK3034), prove through the indoor pot more than 3 years, field seedling raising and experiment in cultivation: dressing rape seed after planting, within the lasting period that reaches 60～75 days, the present invention reaches 83%～97% to the control rate of rape seedling stalk break; Control rate to aphid, soil insect reaches 85%～96%.Brassica campestris L seedling well developed root system, strong stress resistance, emergence rate, planting percent, effective branch amount, individual plant angle fruit number are all apparently higher than control group, and wherein emergence rate raising 10%～19%, planting percent improve 8%～17%, volume increase 8%～16%.
Compared with prior art, major advantage of the present invention:
(1) dressing firmly, clothing film is thin and do not come off.The present invention selects new type natural macromolecular material to be mixed with film, when dressing, forms one deck very thin clothing film at the surface of the seed, and dressing firmly, do not come off; The shortcomings such as the obducens that formed while having overcome existing Pelleting type rape seed coat agent technology coatings is thick, compression strength is poor, and obducens easily comes off in capsuled seed transport, storage and seeding process, the large and contaminated environment of active ingredient loss.
(2) clothing membrane permeability is good, the lasting period is long.The present invention can form one deck and have at the surface of the seed the clothing film in dense film duct, and ventilative water permeability is good, has both ensured the normal sprouting of seed, has ensured again the real slowly-releasing of seed coat agent active component in seed germination and process of growth, and the lasting period is long.The obducens rate of cleavage that has overcome existing Pelleting type rape seed coat agent technology coatings formation is slow, and capsuled seed is difficult to normal sprouting; That active component discharges is fast, suppress seed germination, causes the shortcomings such as emergence rate, planting percent are low.
(3) produce easy, with low cost, stable performance.Compared with existing suspension type rape seed coating agent, the present invention is without adding the compositions such as emulsifier, dispersant, antifreezing agent, and cost of material is low; Adopt dry method superfine grinding, simpler than wet method grinding technics, cost is low; Storage of the present invention is good, does not have the shortcomings such as the easy decomposition of suspending agent rape seed coat agent lay up period common easy layering, precipitation and active component.
(4) dressing is easy, and storing cost is low.Dressing of the present invention once completes, and is more conducive to mechanization dressing; And Pelleting type rape seed coat agent needs just can complete for 2～4 times, consuming time taking a lot of work.Active constituent content is high, and dressing pharmacopoeia mass ratio is up to 1:150～180, is 5～7 times of common Pelleting type seed coat agent, is 3～5 times of common suspending agent seed coat agent, and storage is low with cost of transportation.
(5) high-efficiency low-toxicity, action effect is obvious.It is active component that the present invention selects insecticide, bactericide, plant growth regulator and the trace element of low toxicity, effectively prevention and control rape damage by disease and insect and nutritional deficiency disease, promote seed germination, strengthen resistance, cultivate healthy seedling, improve overall qualities, planting percent and the output of seedling, economize kind of province's medicine, saving of work and time, cutting down expenditures and increasing income is obvious.The shortcomings such as prior art effect is single, action effect is not obvious are overcome.
Embodiment
Non-limiting examples of the present invention is described below:
To produce 100Kg Ultramicro-powder type rape seed coat agent as example, 5 non-limiting Example formulations are as shown in table 1, and production method as previously mentioned.
The non-limiting enforcement formula of table 1 the present invention (unit: Kg)
| Component title | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Dislike mould spirit | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 |
| Imidacloprid | 18.5 | 18.0 | 17.5 | 17.0 | 16.5 |
| Compound sodium nitrophenolate | 0.04 | 0.03 | 0.02 | 0.03 | 0.01 |
| Boric acid | 0.04 | 0.03 | 0.05 | 0.02 | 0.05 |
| Carboxymethyl chitin | 2.0 | 3.0 | 2.5 | 3.5 | 1.5 |
| Light green | 1.8 | 1.4 | 1.6 | 1.2 | 1.8 |
| Kaolin | Surplus | Surplus | Surplus | Surplus | Surplus |
By formula requirement, more than above-mentioned component is crushed to 200 orders with Ordinary pulverization machine respectively, then each component is dropped in cone-type mixer, fully mix, more than being ground to 350 orders with planetary-type grinding machine again, finally be crushed to granularity with ultrasonic grinder and be less than 2.0 microns, according to production standard with require quantitative package, obtain Ultramicro-powder type rape seed coat agent.
Claims (1)
1. a Ultramicro-powder type rape seed coat agent, formulated through ultrasonic pulverizing by bactericide, insecticide, plant growth regulator, trace element fertilizer and film forming agent, colorant and auxiliary agent, it is characterized in that:
(1) described bactericide is for disliking mould spirit; Consumption is 5.0%～8.0% of gross mass;
(2) described insecticide is Imidacloprid; Consumption is 16.0%～19.0% of gross mass;
(3) described plant growth regulator is compound sodium nitrophenolate; Consumption is 0.01%～0.04% of gross mass;
(4) described trace element fertilizer is boric acid; Consumption is 0.01%～0.06% of gross mass;
(5) described film forming agent is carboxymethyl chitin; Consumption is 1.0%～4.0% of gross mass;
(6) described colorant is light green; Consumption is 1.0%～2.0% of gross mass;
(7) described auxiliary agent is kaolin; Consumption is the surplus of gross mass to 100%;
When dressing, seed coat agent quality is 1:150～180 with seed quality ratio;
By formula requirement, more than bactericide, insecticide, plant growth regulator, trace element fertilizer, film forming agent, colorant and auxiliary agent are crushed to 200 orders with Ordinary pulverization machine respectively, then each component is dropped in cone-type mixer, fully mix, more than being ground to 350 orders with planetary-type grinding machine again, finally be crushed to granularity with ultrasonic grinder and be less than 2.0 microns, according to production standard with require quantitative package, obtain Ultramicro-powder type rape seed coat agent.
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| CN201310318525.5A CN103342616B (en) | 2013-07-26 | 2013-07-26 | Superfine powder type rape seed coating agent |
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| CN201310318525.5A CN103342616B (en) | 2013-07-26 | 2013-07-26 | Superfine powder type rape seed coating agent |
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| CN103342616B true CN103342616B (en) | 2014-09-03 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103947673B (en) * | 2014-04-11 | 2015-10-28 | 山东省潍坊市农业科学院 | Antibacterial root-growing agent of a kind of slowly-releasing and preparation method thereof |
| CN104478584A (en) * | 2014-12-11 | 2015-04-01 | 福建农林大学 | Cruciferous vegetable seed coating agent and preparation method |
| CN105000984A (en) * | 2015-07-21 | 2015-10-28 | 湖南农业大学 | Ultrafine powder type corn seed coating agent |
| CN107347897A (en) * | 2017-08-24 | 2017-11-17 | 山东旭日农业科技有限公司 | Treat preparation of dead of seedling stage and Pesticidal and sterilizing and its preparation method and application |
| CN108142465A (en) * | 2018-01-17 | 2018-06-12 | 安徽省华禾种业有限公司 | A kind of wheat seed high-efficiency coating agent and its application method |
| CN108586039A (en) * | 2018-05-16 | 2018-09-28 | 湖南农业大学 | A kind of pest-resistant drop cadmium rape seed coat agent of diseases prevention |
| CN108552231A (en) * | 2018-05-16 | 2018-09-21 | 湖南农业大学 | A kind of diseases prevention insect prevention cold-resistant dressing agent for rice |
| CN112136415A (en) * | 2020-09-24 | 2020-12-29 | 四川省农业科学院植物保护研究所 | Seed coating agent suitable for blanket seedling of rape and application thereof |
| CN113812236A (en) * | 2021-10-21 | 2021-12-21 | 华中农业大学 | Rape seed coating agent and preparation method thereof |
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| CN1498075A (en) * | 2001-03-21 | 2004-05-19 | ������ɽ���� | Method of controlling release of agricultural active ingredient from treated seed |
| CN1887089A (en) * | 2006-07-28 | 2007-01-03 | 湖南农业大学 | Multifunctional superfine powder rice seed coating agent |
| CN101310582A (en) * | 2008-03-25 | 2008-11-26 | 江苏里下河地区农业科学研究所 | Seed coating agent special for direct seeding rice |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1498075A (en) * | 2001-03-21 | 2004-05-19 | ������ɽ���� | Method of controlling release of agricultural active ingredient from treated seed |
| CN1887089A (en) * | 2006-07-28 | 2007-01-03 | 湖南农业大学 | Multifunctional superfine powder rice seed coating agent |
| CN101310582A (en) * | 2008-03-25 | 2008-11-26 | 江苏里下河地区农业科学研究所 | Seed coating agent special for direct seeding rice |
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