CN101919405A - Long-acting slow-release seed coating for preventing and curing corn diseases and insect pests - Google Patents
Long-acting slow-release seed coating for preventing and curing corn diseases and insect pests Download PDFInfo
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- CN101919405A CN101919405A CN 201010233246 CN201010233246A CN101919405A CN 101919405 A CN101919405 A CN 101919405A CN 201010233246 CN201010233246 CN 201010233246 CN 201010233246 A CN201010233246 A CN 201010233246A CN 101919405 A CN101919405 A CN 101919405A
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- seed coating
- bentonite
- humic acid
- defoamer
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Abstract
The invention discloses a long-acting slow-release seed coating for preventing and curing corn diseases and insect pests, comprising an insecticide and bactericide, a growth regulator, a film-forming agent and a suspension agent, which is characterized by comprising the following components based on a weight ratio: 5.0-11.0% of amicarthiazol, 5.0-12.0% of thiram, 6.0-12.0% of chlorpyrifos, 10-20% of humic acid, 6-12% of xanthan gum, 6-15% of bentonite, 1.0-6.0% of antifoaming agent, 6-12% of aposematic colouration and the balance water. The seed coating can be prepared by the following steps: adding the humic acid, the xanthan gum and the bentonite in the water for dissolving, then adding the amicarthiazol, the thiram, the chlorpyrifos, the antifoaming agent and the aposematic colouration, stirring at a high speed, and obtaining the finished product after coarse grinding and fine grinding. The finished product has the characteristics of good film formation, even coating, low toxicity, environment protection and low cost. Under the unique soil and weather conditions in Xinjiang, the field germination rate for corn seeds can be improved by about 10% and the effect for preventing and curing the diseases and the insect pests reaches above 85%.
Description
One, technical field
The present invention relates to a seed processing treatment technology, be specially kind of a clothing agent prescription and a production technology.
Two, background technology
Corn gall smut, head smut spread all over each corn producing region, the world.This disease from 1919 since China's northeast reported first, expansion spreads very fast, all has every year in various degree to take place.From the whole nation, heavier with northern spring corn district, southwestern hilly and mountainous land corn district and the morbidity of northwest corn district.The general time incidence of disease is 2%～8%, and indivedual plot reach 60%～70%, suffer heavy losses.The eighties in 20th century, this disease is controlled substantially, but still is one of main disease of Maize Production, and is on the rise in recent years.Two diseases also are Xinjiang corn main diseases evils, and annual hazard area is about 4,000,000 mu.
Cutworm, Insecta Lepidoptera (Lepidoptera) Noctuidae (Noctuidae).Have another name called root eating insect, agrotis.Be commonly called as cutworm.The polyphagy crop pest.Kind is a lot, work the mischief in the agricultural production have 10 surplus kind.Wherein black cutworm (Agrotis ypsilon), white line dart moth of turnip (A.segetum), big cutworm (A.tokionis), white edge cutworm (Euxoa oberthuri) and alert line cutworm (E.exclamationis) etc. are particularly important.All cause harm with larva.Cutworm is a replay corn primary pest in seedling stage, the growing point of 12 instar larvae damages to crops, lobus cardiacus, and harm causes eyelet on the blade face; Larva after 3 ages pierces underground harm seed, rhizome portion, can cut off crop children stem, causes the ridge that is short of seedling, breaks, and is very big to the corn yield influence.Common killed strain rate 1830%, the field piece of the being injured serious 70-80% that is short of seedling.
For control kind pass soil-borne disease and seedling stage pest damage such as cutworm, improve emergence rate and crop yield between the seed-breeding field, seed coating technology has obtained extensive use.Through the development of decades, the seed coating medicine formulation also develops to multifunctional and composite type from simple seed dressing dressing, the developing direction of kind clothing agent the becoming seed coating technology of various multifunctional types, tailored version.The composition of planting the clothing agent generally comprises two big class materials: active component and inactive ingredients.Wherein active component comprises one or more materials such as insecticide, bactericide, plant growth regulator, is kind of the active ingredient of clothing agent.Inactive ingredients comprises that film forming agent and some other auxiliary agents (as lubricant, emulsifier, water-loss reducer, bleeding agent etc.) are the bases that forms kind of clothing agent stabilizer type and give full play to its effect.
With regard to kind of the mechanism of action of clothing agent, because its contained bactericidal and insecticidal activity composition can play good killing action to pathogen and the pathogen in the soil that seed itself carries, underground insect there is good preventive and therapeutic effect, thereby reaches the effect of control sprout term disease.And coated processing can form the film of one deck densification on the surface of seed, moisture can be regulated and control and air enters seed, thereby make a kind of preferable material of seed inner sustain and energy metabolism level, promote that seed sprouting is normal, it is neat to emerge, and seed vitality is improved, and the seedling leaves photosynthetic rate is also had certain facilitation, be beneficial to the production and the accumulation of plant photosynthetic product, thereby increase crop yield.The agent of other functional form kind clothing also has certain effect to the resistance that strengthens seedling, owing to add growth regulating class active substance, planting the clothing agent can strengthen the resistance of plant by regulating the activity of the degeneration-resistant metabolic enzyme of plant, adapts to its growth in adverse environment.
Xinjiang belongs to typical arid and semi-arid area, soil, weather conditions uniqueness, and there is very big-difference on ground in proportion of crop planting structure and pattern, damage by disease and insect generation kind and harm characteristics and China, and seed coating technology and preparation method are had higher requirement.The present invention is directed to Xinjiang wheel,, corn disease insect pest occurrence characteristic research institute gets under the cover multiple cropping pattern, not seeing in the existing document has open report to be suitable for the Xinjiang special natural condition, effectively control of maize head smut, control cutworm, have the kind clothing agent that encourages functions such as volume increase concurrently, do not see the identical relevant report of filling a prescription with the present invention yet.
Three, summary of the invention
The present invention is for a kind of corn seed coating agent that can effectively prevent and treat gall smut, head smut, cutworm, low toxic and environment-friendly, growth encourage volume increase, preparation technology's economy and facility is provided.
A kind of long-acting slow-release seed coating agent of control of maize damage by disease and insect, comprise insecticidal bactericide, growth regulator, film forming agent, suspending agent, it is characterized in that described component and weight ratio thereof constitute: Seedvax 5.0%-11.0%, tmtd 5.0%-12.0%, chlopyrifos 6.0%-12.0%, humic acid 10%-20%, xanthans 6%-12%, bentonite 6%-15%, defoamer 1.0%-6.0%, warning colouration 0.5%-2.0%, water surplus.And prepare according to the following steps: humic acid, xanthans, bentonite are added in the entry dissolve, add Seedvax, tmtd, chlopyrifos, defoamer, warning colouration high-speed stirred then, get product through corase grind, fine grinding.Described xanthans, defoamer, warning colouration are food grade materials, and Seedvax, tmtd are the low toxicity bactericide, select the former medicine of chlopyrifos of low toxicity, in conjunction with the effect of slowly-releasing auxiliary agent, and this product that makes low toxicity.
Seedvax and tmtd are bactericide, and can effectively kill the surface of the seed and hide the pathogen of seed inside, but the control of maize seed-borne disease.Chlopyrifos is a systemic insecticide, can effectively prevent and treat the harm of cutworm to seed and seedling.Have obvious synergistic effect behind above-mentioned three kinds of composite reagents, improved the single control efficiency of two medicaments greatly.Humic acid has high capacity and biologically active, have ion exchange, absorption, complexing, chelating, flocculation, dispersion, the multiple function of bonding, grow except promoting crop root, raising is to the absorption of nutritive element, strengthen outside the photosynthesis of plant, also soil aggregate and physicochemical property there are improving effect, have good slowly-releasing, synergistic effect.Warning colouration is Acid Red B or rhodamine toner, plays caution and sign and distinguishes effect.
This corn seed coating agent has suspensibility height, good film-forming property, dressing is even, expulsion rate is low, low toxic and environment-friendly, characteristics easy to use, lower-cost.Contain compositions such as bactericide, insecticide, plant growth regulator, have effects such as Pesticidal and sterilizing growth encourage.Owing to have a large amount of hydrophilic groups, hydrogen bond by hydrophilic group and water are in conjunction with absorbing water, and water absorption can reach 2000 times of own wt, and the water conservation time is long, confession seed germination and growth.Under the special environment condition of Xinjiang, with not dressing comparison, germination rate can improve about 10% between the seed-breeding field, can reduce sowing quantity 15%, and emerged in advance 1～2 day, the plant radical increases 0.5～17, and cost reduces by 1/3rd than other type kind clothing agent, and head smut, cutworm or the like damage by disease and insect incidence significantly reduces.
Four, embodiment
Embodiment 1
Each component and the weight percent thereof of corn seed coating agent frequently constitute: Seedvax 8.0%, tmtd 8.0%, chlopyrifos 10.0%, humic acid 15.0%, xanthans 7.0%, bentonite 7.0%, defoamer 2.0%, warning colouration 1.5%, water surplus.As above its manufacture craft flow process of the corn seed coating agent of proportioning is:
A, feed intake: after Seedvax, tmtd, chlopyrifos are prepared in proportion, pour in the reactor; Add Acid Red B and the humic acid for preparing again, add entry and xanthans, bentonite afterwards; The revolving reaction still makes mixing of materials abundant;
B, stirring: by tubing pump the material in the reactor is delivered in the agitator tank, added defoamer, stir 10min;
C, preliminary grinding: the material in the agitator tank is sent in the 25L sand mill by feeding engine, carries out sand milling, and the material of outflow leaves in the agitator tank;
D, height are cut emulsification: by tubing pump product pump in the agitator tank is cut in the mulser to height, height is cut mulser running 10min;
E, correct grinding: the material that height is cut in the mulser pumps in the agitator tank, stirs 10min, and material is sent in the 50L refiner and finish grinded afterwards, makes particle footpath degree≤4 μ m of 90%, gets product.
Humic acid in the present embodiment, bentonite, xanthans, defoamer, Acid Red B are food grade materials, and the purity of humic acid is 92%.
Present embodiment 2008,2009 is implemented in experimental field, agrotechnical center, Ili Prefecture, Xinjiang, 60 mu of areas, and the soil property loam, middle fertility, soil moisture content is general, preceding stubble corn.Through the investigation in seedling stage, use or not the emergence rate of raising respectively 20.3%, 14.9%, 15.2% of kind of the ratio of clothing agent dressing.Lasting period was than the single agent of Seedvax, tmtd, chlopyrifos and many good fortune etc. the long 10-13 of like product days.
Present embodiment is a most preferred embodiment of the present invention.
Embodiment 2
Corn seed coating agent set of dispense ratio is: Seedvax 6.0%, tmtd 10.0%, chlopyrifos 9.0%, humic acid 17%, xanthans 7%, bentonite 9%, defoamer 1.5%, warning colouration 1.0%, water surplus.Wherein humic acid purity is 90%.Humic acid, bentonite, xanthans, defoamer, rhodamine toner are food grade materials.Its manufacture craft process is with embodiment 1.
Present embodiment was implemented about 30 mu of area in 2008,2009 at agrotechnical center, Markit County, Kashi area experimental plot test.Soil property loam, middle fertility, soil moisture content be drought partially, preceding stubble wheat.Through the investigation in seedling stage, use or not the emergence rate of raising respectively 9.7%, 12.2%, 13.7% of kind of the ratio of clothing agent dressing.Control cutworm effect average out to 90.6%, the lasting period was than Seedvax, tmtd, the single agent of chlopyrifos and many good fortune etc. the long 6-9 of like product days.
Embodiment 3
Each component and the weight percent thereof of corn seed coating agent frequently constitute: Seedvax 10%, tmtd 6.0%, chlopyrifos 8.0%, humic acid 13%, bentonite 6%, xanthans 8.0%, defoamer 2.0%, warning colouration 1.5%, water surplus.Wherein humic acid purity is 90%, and humic acid, bentonite, xanthans, defoamer, Acid Red B are food grade materials.The manufacture craft process is with embodiment 1.
Present embodiment was implemented 50 mu of areas in 2008,2009 in experimental field, Shache County Ta Haqi township, Kashi area.Soil alkalescence, fertility is lower, and soil moisture content is general, preceding stubble corn.Investigate through breeding time, corn seed with this kind clothing agent dressing compares the not emergence rate of raising respectively 6.8%, 13.3%, 9.1% of dressing, control cutworm effect average out to 86.8%, the lasting period was than Seedvax, tmtd, the single agent of chlopyrifos and many good fortune etc. the long 5-9 of like product days.
Claims (4)
1. the long-acting slow-release seed coating agent of a control of maize damage by disease and insect comprises bactericide, insecticide, plant growth regulator, film forming agent, suspending agent, and the preparation method.It is characterized in that described component and weight ratio thereof constitute: Seedvax 5.0%-11.0%, tmtd 5.0%-12.0%, chlopyrifos 6.0%-12.0%, humic acid 10%-20%, xanthans 6%-12%, bentonite 6%-15%, defoamer 1.0%-6.0%, warning colouration 0.5%-2.0%, water surplus.
2. as claimed in claim a kind of clothing agent is characterized in that each components by weight constitutes: Seedvax 8.0%, tmtd 8.0%, chlopyrifos 10.0%, humic acid 15%, xanthans 7%, bentonite 7%, defoamer 2.0%, warning colouration 1.5%, water surplus.
3. corn seed coating agent as claimed in claim 1 or 2 is characterized in that described xanthans, defoamer, warning colouration are food grade materials.
4. the preparation method of according to claim 1 and 2 kind of clothing agent, it is characterized in that according to the following steps or order is prepared: humic acid, xanthans, bentonite are added in the entry dissolve, add Seedvax, tmtd, chlopyrifos, defoamer, warning colouration high-speed stirred then, get product through corase grind, fine grinding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201010233246 CN101919405B (en) | 2010-07-22 | 2010-07-22 | Long-acting slow-release seed coating for preventing and curing corn diseases and insect pests |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010233246 CN101919405B (en) | 2010-07-22 | 2010-07-22 | Long-acting slow-release seed coating for preventing and curing corn diseases and insect pests |
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| CN101919405A true CN101919405A (en) | 2010-12-22 |
| CN101919405B CN101919405B (en) | 2013-01-02 |
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| CN 201010233246 Expired - Fee Related CN101919405B (en) | 2010-07-22 | 2010-07-22 | Long-acting slow-release seed coating for preventing and curing corn diseases and insect pests |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273485A (en) * | 2011-06-24 | 2011-12-14 | 陈广泉 | Novel corn seed coating agent and manufacturing method thereof |
| CN102334509A (en) * | 2011-10-31 | 2012-02-01 | 联保作物科技有限公司 | Insect-killing and disease-preventing suspension seed coating formulation |
| CN103435403A (en) * | 2013-08-13 | 2013-12-11 | 郭心仪 | Corn seed coating agent |
| CN103814895A (en) * | 2014-03-20 | 2014-05-28 | 黑龙江省农业科学院植物保护研究所 | Seed-dressing agent for reducing herbicide residue injury and preparation method of seed-dressing agent |
| CN104920473A (en) * | 2015-06-15 | 2015-09-23 | 上海交通大学 | Complex seed coating for controlling corn sheath blight |
| CN112262636A (en) * | 2020-11-20 | 2021-01-26 | 河西学院 | Coating treatment method for corn seeds |
| CN113141811A (en) * | 2021-04-21 | 2021-07-23 | 刘广强 | Method for preparing small-particle-size seed coating |
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| CN1593146A (en) * | 2003-09-11 | 2005-03-16 | 中国农业科学院植物保护研究所 | Chlorpyrifos containing powder coating agent |
| CN101278616A (en) * | 2008-05-22 | 2008-10-08 | 新疆绿洲科技开发公司 | Drought-resistant salt-alkali tolerant corn seed coating agent |
| CN101313680A (en) * | 2008-07-15 | 2008-12-03 | 洛阳市农业科学研究院 | High-efficiency, broad and environmental friendly corn seed coating agent |
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2010
- 2010-07-22 CN CN 201010233246 patent/CN101919405B/en not_active Expired - Fee Related
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| CN1593146A (en) * | 2003-09-11 | 2005-03-16 | 中国农业科学院植物保护研究所 | Chlorpyrifos containing powder coating agent |
| CN101278616A (en) * | 2008-05-22 | 2008-10-08 | 新疆绿洲科技开发公司 | Drought-resistant salt-alkali tolerant corn seed coating agent |
| CN101313680A (en) * | 2008-07-15 | 2008-12-03 | 洛阳市农业科学研究院 | High-efficiency, broad and environmental friendly corn seed coating agent |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273485A (en) * | 2011-06-24 | 2011-12-14 | 陈广泉 | Novel corn seed coating agent and manufacturing method thereof |
| CN102334509A (en) * | 2011-10-31 | 2012-02-01 | 联保作物科技有限公司 | Insect-killing and disease-preventing suspension seed coating formulation |
| CN103435403A (en) * | 2013-08-13 | 2013-12-11 | 郭心仪 | Corn seed coating agent |
| CN103814895A (en) * | 2014-03-20 | 2014-05-28 | 黑龙江省农业科学院植物保护研究所 | Seed-dressing agent for reducing herbicide residue injury and preparation method of seed-dressing agent |
| CN103814895B (en) * | 2014-03-20 | 2016-03-30 | 黑龙江省农业科学院植物保护研究所 | A kind ofly lower seed dressing of herbicide residue poisoning and preparation method thereof |
| CN104920473A (en) * | 2015-06-15 | 2015-09-23 | 上海交通大学 | Complex seed coating for controlling corn sheath blight |
| CN104920473B (en) * | 2015-06-15 | 2018-02-09 | 上海交通大学 | Prevent and treat the composite seed coating agent of maize sheath blight |
| CN112262636A (en) * | 2020-11-20 | 2021-01-26 | 河西学院 | Coating treatment method for corn seeds |
| CN113141811A (en) * | 2021-04-21 | 2021-07-23 | 刘广强 | Method for preparing small-particle-size seed coating |
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| CN101919405B (en) | 2013-01-02 |
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Inventor after: Lei Bin Inventor after: Wang Dong Inventor after: Chang Xiaochun Inventor after: Zhang Yali Inventor after: Xu Lin Inventor after: Hu Aizhi Inventor after: Wang Ziming Inventor after: Zhang Juhong Inventor after: Wang Guoping Inventor before: Zhao Qi Inventor before: Chen Rong Inventor before: Lei Bin Inventor before: Chang Xiaochun Inventor before: Meng Fengxuan Inventor before: Hu Aizhi Inventor before: Wang Guoping Inventor before: Wang Dong Inventor before: Fu Wenjun Inventor before: Zhang Jianping |
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Free format text: CORRECT: INVENTOR; FROM: ZHAO QI LEI BIN CHANG XIAOCHUN MENG FENGXUAN HU AIZHI WANG GUOPING WANG DONG FU WENJUN ZHANG JIANPING CHEN RONG TO: LEI BIN WANG DONG CHANG XIAOCHUN ZHANG YALI XU LIN HU AIZHI WANG ZIMING ZHANG JUHONG WANG GUOPING |
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Granted publication date: 20130102 Termination date: 20160722 |