CN103404524B - Carbendazim, thiram and thiram compound ultrafine powder seed coating for soybeans and application thereof - Google Patents
Carbendazim, thiram and thiram compound ultrafine powder seed coating for soybeans and application thereof Download PDFInfo
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- CN103404524B CN103404524B CN201310381417.2A CN201310381417A CN103404524B CN 103404524 B CN103404524 B CN 103404524B CN 201310381417 A CN201310381417 A CN 201310381417A CN 103404524 B CN103404524 B CN 103404524B
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Abstract
The invention discloses a carbendazim, thiram and thiram compound ultrafine powder seed coating for soybeans and application thereof, relating to a seed coating for soybeans and solving the problems of low content, large consumption, large residue, high cost and inconvenience in transportation of an existing suspension type seed coating for soybeans. The carbendazim, thiram and thiram compound ultrafine powder seed coating for soybeans is an superfine powder body formed by mixing carbofuran, thiram, carbendazim, sodium carboxymethylcellulose, alkaline scarlet G, sodium dodecyl benzene sulfonate, polyethylene glycol, talcum powder and silicon dioxide powder, wherein the particle size of the superfine powder with above 95 percent by weight in the superfine powder body is not more than 5 micrometers. Compared with a conventional suspension type seed coating with the same dosage, the seed coating disclosed by the invention has the advantages that the pesticide potency is increased by above 2.3 times, so that the pesticide consumption is saved by 63 percent per mu, and the pesticide use cost is lowered by 36 percent. The carbendazim, thiram and thiram compound ultrafine powder seed coating is low in consumption, low in cost, and convenient to package, transport, store and use, and can be used for coating soybean seeds.
Description
Technical field
The present invention relates to Soybean Seed-coating.
Background technology
Containing insecticide, bactericide and film forming agent in the coating agent for seed of soybean, have and have additional nutrients, anti-effects such as worm of curing the disease, can promote Soybean Seedling root growth and development, increase soybean nodulation quantity, improve soybean yields.The seed coat agent more than 95% of selling in the market is floating type colloid seed coat agent.Being mixed into liquid suspension emulsion or colloidal suspending agent by being added to the water after seed coat agent raw mill during use, then seed being added in liquid suspension emulsion or colloidal suspending agent, stirring, making seed coat agent stick to the surface of the seed, coated uneven.Floating type colloid seed coat agent in use has that effective component content is low, consumption is large, residual quantity is large in soil, cost is high, the problem of transport inconvenience, bring much inconvenience to packaging, transport, storage, dressing, use and ecological safety, cause colloid seed coat agent production and application, ecological safety, efficiently on there is many difficult problems.
Summary of the invention
The present invention is the problem that content is low, consumption large, it is large to remain, cost is high, transport is inconvenient that will solve existing floating type Soybean Seed-coating, and provides many good fortune gram soybean Seedcoating Agent of Ultrafine Dust and application thereof.
Many good fortune of the present invention gram soybean Seedcoating Agent of Ultrafine Dust by mass percentage by 9% ~ 11% carbofuran, 9% ~ 11% tmtd, 14% ~ 16% carbendazim, 9% ~ 11% sodium carboxymethylcellulose, 1.8% ~ 2.2% alkaline bright red G, 7% ~ 9% neopelex, the polyethylene glycol of 1.8% ~ 2.2%, the talcum powder of 16% ~ 20% and 17.6% ~ 32.4% the ultrafine powder that mixes of silicon dioxide powder, account for particle diameter≤5 μm of the powder of quality more than 95% in this ultrafine powder.
The preparation method of many good fortune of the present invention gram soybean Seedcoating Agent of Ultrafine Dust carries out according to the following steps:
Take by mass percentage the carbofuran of 9% ~ 11%, 9% ~ 11% tmtd, 14% ~ 16% carbendazim, 9% ~ 11% sodium carboxymethylcellulose, 1.8% ~ 2.2% alkaline bright red G, 7% ~ 9% neopelex, the polyethylene glycol of 1.8% ~ 2.2%, the talcum powder of 16% ~ 20% and 17.6% ~ 32.4% silicon dioxide powder and join in mixer, mix 30 minutes, then be input in airslide disintegrating mill grain diameter≤5 μm being crushed in powder the powder accounting for quality more than 95%, obtain many good fortune gram soybean Seedcoating Agent of Ultrafine Dust.
The using method of many good fortune of the present invention gram soybean Seedcoating Agent of Ultrafine Dust:
Be that 1:100 ~ 300 take many good fortune gram soybean Seedcoating Agent of Ultrafine Dust and soya seeds by the mass ratio of many good fortune gram soybean Seedcoating Agent of Ultrafine Dust and soya seeds, water is taken again by account for soya seeds quality 1% ~ 1.5%, first soya seeds is added in mixer, add many good fortune gram soybean Seedcoating Agent of Ultrafine Dust again, first mix 1 ~ 3 minute, and then add water, then mix 3 ~ 5 minutes, complete dressing.
Just can sow after seed coat is dry after dressing.
The particle diameter of the active component of existing floating type colloid seed coat agent is generally no more than 200 orders, the change of the formulation of soybean Seedcoating Agent of Ultrafine Dust of the present invention, the principle of dressing is made to there occurs change, floating type colloid seed coat agent is pour in seed by floating type colloid seed coat agent when dressing, limit bevelling stirs, seed coat agent is made to be bonded at the surface of the seed, the particle diameter of the active component of floating type colloid seed coat agent is large, when seed coat agent consumption is few, dressing is incomplete, the breach of invasion can be left to germ, therefore seed coat agent consumption to be improved, and by mechanical agitation blending, be difficult to the object reaching even dressing.And soybean Seedcoating Agent of Ultrafine Dust of the present invention is the ultra-fine powder of solid, the diameter of more than 95% powder granule is below 5 microns, i.e. 600 orders, this super-fine processing, the adsorption capacity of seed coat agent active component and specific surface area are increased, improve the activity of active ingredient greatly, the component substances in soybean Seedcoating Agent of Ultrafine Dust is made to be adsorbed on the surface of the seed with its huge surface energy and special materialization Direct Uniform, then the hydrone film forming of surrounding is absorbed, form dressing, dressing is even and coating membrane is thin, the usage amount of medicament can be reduced, improve kind of a medicine ratio, seed plantation after can continuously incessantly by its institute nutrition of being with and fault offset out, make seed the sick worm in energy in vegetative period effectively preventing underground, soil-borne disease, supplement soybeans they grow nutrition, promote growing of soybean seedling.When result of use is suitable, every mu of usage amount of many good fortune of the present invention gram soybean Seedcoating Agent of Ultrafine Dust is only 25% ~ 76% of conventional suspension type seed coat agent usage amount, can more than 70% be reached to the integrated control effect of soil insect and root rot, and emergence rate and output can be improved, reduce cost.Because dosage reduces, decrease environmental pollution and residue of pesticide, environmental pollution is little, makes ecology safer.
Embodiment
Embodiment one: many good fortune gram soybean Seedcoating Agent of Ultrafine Dust of present embodiment by mass percentage by 9% ~ 11% carbofuran insecticide, 9% ~ 11% Arasan, 14% ~ 16% Bavistin, 9% ~ 11% sodium carboxymethylcellulose, 1.8% ~ 2.2% alkaline bright red G, 7% ~ 9% neopelex, the polyethylene glycol of 1.8% ~ 2.2%, the talcum powder of 16% ~ 20% and 17.6% ~ 32.4% the ultrafine powder that mixes of silicon dioxide powder, in this ultrafine powder, mass percent is particle diameter≤5 μm of the Ultramicro-powder of more than 95%.
Embodiment two: many good fortune gram soybean Seedcoating Agent of Ultrafine Dust of present embodiment by mass percentage by 10% carbofuran insecticide, 11% Arasan, 16% Bavistin, 10% sodium carboxymethylcellulose, 2% alkaline bright red G, 9% neopelex, the polyethylene glycol of 2%, the talcum powder of 19% and 21% the ultrafine powder that mixes of silicon dioxide powder, in this ultrafine powder, mass percent is particle diameter≤5 μm of the Ultramicro-powder of more than 95%.
Embodiment three: many good fortune gram soybean Seedcoating Agent of Ultrafine Dust of present embodiment by mass percentage by 9% carbofuran insecticide, 10% Arasan, 14% Bavistin, 10% sodium carboxymethylcellulose, 2% alkaline bright red G, 8% neopelex, the polyethylene glycol of 2%, the talcum powder of 18% and 27% the ultrafine powder that mixes of silicon dioxide powder, in this ultrafine powder, mass percent is particle diameter≤5 μm of the Ultramicro-powder of more than 95%.
Embodiment four: the preparation method of the many good fortune gram soybean Seedcoating Agent of Ultrafine Dust described in embodiment one to three carries out according to the following steps:
Take the carbofuran insecticide of 9% ~ 11% by mass percentage, the Arasan of 9% ~ 11%, the Bavistin of 14% ~ 16%, 9% ~ 11% sodium carboxymethylcellulose, 1.8% ~ 2.2% alkaline bright red G, the neopelex of 7% ~ 9%, the polyethylene glycol of 1.8% ~ 2.2%, the talcum powder of 16% ~ 20% and the silicon dioxide powder of 17.6% ~ 32.4% also join in mixer, mix 30 minutes, then being input in airslide disintegrating mill and being crushed to mass percent in powder is grain diameter≤5 μm of the powder of more than 95%, obtain many good fortune gram soybean Seedcoating Agent of Ultrafine Dust.
Embodiment five: the application of the many good fortune gram soybean Seedcoating Agent of Ultrafine Dust described in embodiment one to three is for the treatment of soya seeds by many good fortune gram soybean Seedcoating Agent of Ultrafine Dust.
Embodiment six: as follows for the treatment of using method during soya seeds unlike many good fortune gram soybean Seedcoating Agent of Ultrafine Dust of present embodiment and embodiment five:
Be that 1:100 ~ 300 take many good fortune gram soybean Seedcoating Agent of Ultrafine Dust and soya seeds by the mass ratio of many good fortune gram soybean Seedcoating Agent of Ultrafine Dust and soya seeds, water is taken again by account for soya seeds quality 1% ~ 1.5%, first soya seeds is added in mixer, add many good fortune gram soybean Seedcoating Agent of Ultrafine Dust again, first mix 1 ~ 3 minute, and then add water, then mix 3 ~ 5 minutes, complete dressing.
With following verification experimental verification beneficial effect of the present invention:
Test one: many good fortune gram soybean Seedcoating Agent of Ultrafine Dust of this test be by mass percentage by the carbofuran insecticide of 10%, 10% Arasan, 15% Bavistin, 10% sodium carboxymethylcellulose, 2% alkaline bright red G, 8% neopelex, the polyethylene glycol of 2%, the talcum powder of 17% and 26% the ultrafine powder that mixes of silicon dioxide powder, in this ultrafine powder, mass percent is grain diameter≤5 μm of the Ultramicro-powder of more than 95%.
The preparation method of many good fortune gram soybean Seedcoating Agent of Ultrafine Dust of this test is as follows:
First take the carbofuran insecticide of 10% by mass percentage, the Bavistin of 15%, the Arasan of 10%, 10% sodium carboxymethylcellulose, 2% alkaline bright red G, the neopelex of 8%, the polyethylene glycol of 2%, the talcum powder of 17% and the silicon dioxide powder of 26%, add in ultrafine crusher after mixing and pulverize, it is 1750 revs/min at the revolution of gas flow sizing machine, the pressure of air-flow is the ultrafine powder separated under 10 atmospheric conditions, be many good fortune gram soybean Seedcoating Agent of Ultrafine Dust, in this seed coat agent, mass percent is grain diameter≤5 μm of the powder of more than 95%, for Ultramicro-powder.
The field trial of many good fortune gram soybean Seedcoating Agent of Ultrafine Dust of this test is as follows:
(1), originally being experimental field located at Hailun City Helen town, Heilongjiang Province builds up peasant household's production field, three groups, village, and be black earth for examination soil, physical features is smooth, and soil fertility is medium, front stubble corn, and positive stub land, harrows stubble spring wholely.
(2) gram suspension seed-coating agent of good fortune more than 30%, adopting the emerging agricultural chemicals Co., Ltd of many good fortune of this test gram soybean Seedcoating Agent of Ultrafine Dust and Heilongjiang Province to produce is tested.
Trial crops is soybean, and soybean varieties is for closing rich 50, and test establishes five process, field plot trial, and repeat for three times, random district group arranges, plot area 21 square metres.Test process is as follows:
Process one: vague and general contrast, not capsuled seed;
Process good fortune more than two: 30% gram suspension seed-coating agent, pharmacopoeia mass ratio is 1:65;
Process three: many good fortune gram Seedcoating Agent of Ultrafine Dust, pharmacopoeia mass ratio is 1:100;
Process four: many good fortune gram Seedcoating Agent of Ultrafine Dust, pharmacopoeia mass ratio is 1:200;
Process five: many good fortune gram Seedcoating Agent of Ultrafine Dust, pharmacopoeia mass ratio is 1:300;
The seed-coating method of process two carries out according to the specification of gram suspension seed-coating agent of good fortune more than 30%, that is: be that 1:65 weighs respectively by gram suspension seed-coating agent of good fortune more than 30% and soya seeds by pharmacopoeia mass ratio, then gram suspension seed-coating agent of good fortune more than 30% is shaken up, while stir toward bevelling on soya seeds, stir 1 hour, complete dressing.
The seed-coating method of process three: be the many good fortune gram Seedcoating Agent of Ultrafine Dust and soya seeds that 1:100 takes prepared by this test by pharmacopoeia mass ratio, then add 1 gram of water ratio in every 100 grams of seeds and take water; First soya seeds is put in Plastic Drum, then adds many good fortune gram Seedcoating Agent of Ultrafine Dust, plastic drum lid upper cover is shaken one minute, and then water is added in Plastic Drum, then shake 5 minutes, make the even red-dyed of seed.
The seed-coating method of process four: be the many good fortune gram Seedcoating Agent of Ultrafine Dust and soya seeds that 1:200 takes prepared by this test by pharmacopoeia mass ratio, then add 1 gram of water ratio in every 100 grams of seeds and take water; First soya seeds is put in Plastic Drum, then adds many good fortune gram Seedcoating Agent of Ultrafine Dust, plastic drum lid upper cover is shaken one minute, and then water is added in Plastic Drum, then shake 5 minutes, make the even red-dyed of seed.
The seed-coating method of process five: be the many good fortune gram Seedcoating Agent of Ultrafine Dust and soya seeds that 1:300 takes prepared by this test by pharmacopoeia mass ratio, then add 1 gram of water ratio in every 100 grams of seeds and take water; First soya seeds is put in Plastic Drum, then adds many good fortune gram Seedcoating Agent of Ultrafine Dust, plastic drum lid upper cover is shaken one minute, and then water is added in Plastic Drum, then shake 5 minutes, make the even red-dyed of seed.
In many good fortune gram Seedcoating Agent of Ultrafine Dust that the process three ~ five of this test is used, carbofuran is 10%, tmtd is 10%, carbendazim is 15%, it adds up to seed coat agent effective content is 35%, and active constituent content is 30% in gram suspension seed-coating agent of good fortune more than 30%, thus to can be calculated active drug dosage in process three be 75.8% of process two, in process four, active drug dosage is 37.9% of process two, and in process five, active drug dosage is 25% of process two.
(3), sow, apply fertilizer and field management:
May 11 date of seeding.Artificial seeding, fertilising, earthing.
Seeding quantity 50 kilograms/hectare, fertilizing amount: 16.3 kilograms/hectare, urea, two ammoniums 150 kilograms/hectare, 33% potassium sulfate 104,5 kilograms/hectare, row spacing 65 centimetres, spacing in the rows 12 centimetres, line-spacing 10 centimetres, the sub-seedling sowing of duplicate rows eight on ridge, density is approximately 25.6 ten thousand strains/hectare.June 23 prevented and treated beet webworm with Fast-growing rhizobia, and other are produced with production field.
(4), test result analysis
1, carry out seeding stage investigation to the experimental field of process one ~ five, result is as shown in table 1,
Table 1 soybean germination rate is investigated
Investigation result is found out, this seed coat agent on the soybean seeding stage without impact.
2, carry out emergence rate investigation to the experimental field of process one ~ five, result is as shown in table 2,
Table 2 soybean germination rate is investigated
As seen from Table 2, the emergence rate of four process of dressing is than blank height, many good fortune gram Seedcoating Agent of Ultrafine Dust emergence rate of process three ~ five is than blank average raising 2.9%, the emergence rate wherein processing four (pesticide-seeds ratio is 1:200) improves 4.3% than blank, this pharmacopoeia ratio is best, the process five of to be secondly pesticide-seeds ratio be 1:300.
3, soil insect hazard ratio investigation
Soil insect is there is not through investigation.
4, root rot morbidity survey
Table 3 root rot morbidity survey
As can be seen from Table 3, many good fortune gram Seedcoating Agent of Ultrafine Dust is slightly better than to root rot preventive effect good fortune more than 30% gram suspension seed-coating agent, many good fortune gram Seedcoating Agent of Ultrafine Dust reduces trend to root rot preventive effect gradually along with the increase of pharmacopoeia ratio, but all good for root rot preventive effect.Although namely processing active drug dosage in three is 75.8% of process two, in process four, active drug dosage is 37.9% of process two, in process five, active drug dosage is 25% of process two, but process two ~ tetra-but reaches the level of process two substantially for root rot preventive effect.
5, process one ~ five soybean species test and survey produce result as shown in table 4.
Result is produced in the species test of table 4 soybean and survey
| Process one | Process two | Process three | Process four | Process five | |
| Plant height (centimetre) | 90.4 | 87.1 | 89.5 | 89.4 | 96.6 |
| Branch amount (individual/strain) | 0.07 | 0 | 0 | 0.07 | 0.03 |
| Single-strain legumen number (individual) | 35.7 | 36.9 | 38.4 | 40 | 38.9 |
| Individual plant flat pod number (individual) | 3.5 | 3.8 | 3.5 | 4.2 | 3.1 |
| Empty flat rate (%) | 9.8 | 10.4 | 8.9 | 10.5 | 8 |
| Single-strain grain number (grain) | 78.2 | 78.2 | 83.2 | 88.8 | 85.1 |
| 100-grain weight (gram) | 16.3 | 17.5 | 17.1 | 16.5 | 17.1 |
| Square metre strain number (strain) | 20.9 | 22.2 | 22.3 | 23.3 | 22.1 |
| Square metre output (kilogram) | 0.2139 | 0.2102 | 0.225 | 0.2272 | 0.2239 |
| Cell production (kilogram) | 4.492 | 4.603 | 4.725 | 4.771 | 4.702 |
| Hectare output (kilogram) | 2139 | 2192 | 2250 | 2272 | 2239 |
| Hectare volume increase (kilogram) | 53 | 111 | 133 | 100 | |
| Rate of growth (%) | 2.5 | 5.2 | 6.2 | 4.7 | |
| Output precedence (position) | 5 | 4 | 2 | 1 | 3 |
| Diseased seedrate (%) | 2.9 | 3.2 | 3.7 | 2.5 | 2.7 |
| Worm food rate (%) | 1.1 | 0.2 | 0.8 | 1.2 | 0.8 |
As seen from Table 4, the process of four dressings is all increased production than blank, and be better than gram suspension seed-coating agent of good fortune more than 30% by the effect of increasing production of many good fortune gram Seedcoating Agent of Ultrafine Dust process, many good fortune gram Seedcoating Agent of Ultrafine Dust is 5.4% than blank average volume increase 114.7 kilograms/hectare, average rate of growth, process four effect of increasing production taking pesticide-seeds ratio as 1:200 is best, next is pesticide-seeds ratio is 1:100 process three, is thirdly process five that pesticide-seeds ratio is 1:300.
6, variance analysis
6.1, data packet table is made
The different seed coat agent of table 5 is on the impact of soybean yields
Note: the cell production in table 5 for the ease of variance analysis, manage throughout output mean constant when, yield result between each for same process repetition is hanged the large number of difference and does and evenly adjust.
6.2, row variance analysis table, carry out F test, result is as shown in table 6.
Table 6 soybean cell production variance analysis table
From above the results of analysis of variance: between Ft < F0.05 process, difference is not remarkable, therefore does not carry out Multiple range test.
From testing above and analyzing:
1, many good fortune gram Seedcoating Agent of Ultrafine Dust does not affect soybean germination rate, compares with blank, and it can improve soybean germination rate, average raising emergence rate 2.9%, increase rate is 1.4% ~ 4.3%, wherein the highest for process four emergence rate of 1:200 with kind of medicine ratio, is secondly that kind of medicine is than the process for 1:300.
2, this many good fortune gram Seedcoating Agent of Ultrafine Dust is fine to root rot preventive effect, and average preventive effect is 74.7%, although when seed coat agent consumption is only 25 ~ 76% of 30% suspending agent, it reaches the level of 30% suspending agent substantially to root rot preventive effect.
3, survey through species test and produce result and comprehensively analyze and find out, the effect of increasing production of many good fortune gram Seedcoating Agent of Ultrafine Dust is better than 30% suspending agent, many good fortune gram Seedcoating Agent of Ultrafine Dust is than blank average volume increase 114.7 kilograms/hectare, average rate of growth is 5.4%, rate of growth amplitude is 4.7% ~ 6.2%, wherein best with the effect of increasing production micro mist of the process of pesticide-seeds ratio 1:200, being secondly 1:100, is thirdly 1:300.
4, conclusion can be obtained by comprehensive analysis of test: many good fortune gram seed coat agent can not only improve soybean germination rate, and it is good to root rot preventive effect, consumption little thus reach its in soil residual little, cost is low, the object of convenient transportation, simultaneously, the most important thing is that its production-increasing function is obvious, the pharmacopoeia of applying this product the best is had a competition 1:(200 ~ 300).
Claims (5)
1. gram soybean Seedcoating Agent of Ultrafine Dust of good fortune more than, it is characterized in that seed coat agent by mass percentage by 9% ~ 11% carbofuran, 9% ~ 11% tmtd, 14% ~ 16% carbendazim, 9% ~ 11% sodium carboxymethylcellulose, 1.8% ~ 2.2% alkaline bright red G, 7% ~ 9% neopelex, the polyethylene glycol of 1.8% ~ 2.2%, the talcum powder of 16% ~ 20% and 17.6% ~ 32.4% the ultrafine powder that mixes of silicon dioxide powder, account for particle diameter≤5 μm of the powder of quality more than 95% in this ultrafine powder.
2. many good fortune according to claim 1 gram soybean Seedcoating Agent of Ultrafine Dust, it is characterized in that this seed coat agent by mass percentage by 10% carbofuran, 11% tmtd, 16% carbendazim, 10% sodium carboxymethylcellulose, 2% alkaline bright red G, 9% neopelex, the polyethylene glycol of 2%, the talcum powder of 19% and 21% the ultrafine powder that mixes of silicon dioxide powder.
3. many good fortune according to claim 1 gram soybean Seedcoating Agent of Ultrafine Dust, it is characterized in that this seed coat agent by mass percentage by 9% carbofuran, 10% tmtd, 14% carbendazim, 10% sodium carboxymethylcellulose, 2% alkaline bright red G, 8% neopelex, the polyethylene glycol of 2%, the talcum powder of 18% and 27% the ultrafine powder that mixes of silicon dioxide powder.
4. the application of many good fortune as claimed in claim 1 gram soybean Seedcoating Agent of Ultrafine Dust, it is characterized in that many good fortune gram soybean Seedcoating Agent of Ultrafine Dust for the treatment of soya seeds.
5. the application of many good fortune according to claim 4 gram soybean Seedcoating Agent of Ultrafine Dust, is characterized in that many good fortune gram soybean Seedcoating Agent of Ultrafine Dust is as follows for the treatment of using method during soya seeds:
Be that 1:100 ~ 300 take many good fortune gram soybean Seedcoating Agent of Ultrafine Dust and soya seeds by the mass ratio of many good fortune gram soybean Seedcoating Agent of Ultrafine Dust and soya seeds, water is taken again by account for soya seeds quality 1% ~ 1.5%, first soya seeds is added in mixer, add many good fortune gram soybean Seedcoating Agent of Ultrafine Dust again, first mix 1 ~ 3 minute, and then add water, then mix 3 ~ 5 minutes, complete dressing.
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| CN201310381417.2A CN103404524B (en) | 2013-08-28 | 2013-08-28 | Carbendazim, thiram and thiram compound ultrafine powder seed coating for soybeans and application thereof |
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| CN104872193A (en) * | 2014-10-18 | 2015-09-02 | 颍上县永祥旱粮研究所 | Soybean seed coating agent |
| CN109923975A (en) * | 2019-03-21 | 2019-06-25 | 陆福 | A kind of implantation methods of semen sojae atricolor kind |
| CN111837510A (en) * | 2020-08-01 | 2020-10-30 | 刘泽洋 | Litchi seed coating method |
| CN112262722B (en) * | 2020-10-21 | 2023-08-15 | 呼伦贝尔市农牧科学研究所 | Cultivation method for improving soybean yield potential |
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| CN1401238A (en) * | 2001-08-16 | 2003-03-12 | 付迎春 | Superfine powder seed treating agent |
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| US20070049497A1 (en) * | 2005-08-25 | 2007-03-01 | Parker James J | Tablets for dispersing agricultural compounds |
| CN100411517C (en) * | 2006-02-27 | 2008-08-20 | 黑龙江八一农垦大学 | Biochemical long-acting soybean seed-coating agent |
| CN102432379A (en) * | 2011-09-20 | 2012-05-02 | 湖南农业大学 | Ultrafine vegetable seed coating agent |
| CN103039473B (en) * | 2012-12-31 | 2014-10-29 | 天津北洋百川生物技术有限公司 | High-efficiency seed coating |
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