CN103073355B - Pyrazosulfuron-mefenacet-containing weeding and insecticidal fertilizer and producing method thereof - Google Patents
Pyrazosulfuron-mefenacet-containing weeding and insecticidal fertilizer and producing method thereof Download PDFInfo
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Abstract
The invention discloses a pyrazosulfuron-mefenacet-containing weeding and insecticidal fertilizer which is prepared by compounding herbicides, namely pyrazosulfuron and mefenacet, an insecticide and a carrier fertilizer, wherein the weight ratio of pyrazosulfuron to mefenacet is 1:(20-30). The invention further discloses a producing method of the fertilizer, which comprises the steps of taking water as a solvent and preparing a fertilizer granule by a spraying envelope method. The process flow is short, the quality is stable, the environmental pollution is low, the pesticide effect of the fertilizer is significant, and when the obtained fertilizer granule is applied in a paddy field, the fertilizer has multiple effects of fertilizing, weeding and pest killing, and can achieve the purposes of labor and time saving.
Description
Technical field
The invention belongs to pesticide new product field, particularly relate to a kind of herbicide pesticide medicine containing pyrrole phonetic benzene thiophene acyl fertilizer and production method thereof, this product innovation is that a kind of rice terrace agriculture production medicine simultaneously containing weedicide, sterilant and Fertilizer nutrient is fertile.
Background technology
Grain-production is the infrastructural industries of national economy, paddy rice is the important food crop of China, rice yield accounts for 45% of total output of grain, its sown area accounts for 1/3 of food crop sown area, the long-term sown area of current China, more than 4.2 hundred million mu, becomes one of world's Monitoring of Paddy Rice Plant Area and the maximum country of output.
But, the growth of paddy rice be subject to impact and the restriction, particularly insect pest of disease pest and weed and crop smothering particularly serious.Between paddy rice and weeds, between different sorts weeds, competition is very fierce naturally, and the moisture in their continuous contention spaces around, air and soil and nutrition, to maintain the needs grown separately.It is reported, when Weedy Rice density is 1 strain/m
2, Rice Yield Loss Caused 9.15% can be caused; When Weedy Rice density reaches 7 strains/m
2time, Rice Yield Loss Caused more than 50% can be caused; Weedy Rice density reaches 12 strains/m
2time, Rice Yield Loss Caused can up to 72.29%.Planthopper, striped rice borer, yellow rice borer, Cnaphalocrocis medinali(rice leaf roller) are the primary pests of hazard rice, and they all can cause very serious impact, as anti-smelting even can cause paddy rice to be had no harvest not in time to the fertility growth of paddy rice.
Along with the acceleration of China's urbanization, Development of Urbanization; people in the countryside, rural laborer shift to city in a large number; agriculture production will to intensive, mass-producing, high efficiency future development, and the mode of production of resource utilization of raising labour efficiency, improve and technical measures more and more will be subject to people and pay attention to.Weed removal medicinal fertilizer is scientifically integrated pesticide herbicide and carrier fertilizer organic combination, become a kind of polyfunctional " medicine is fertile " product, it has the usefulness of fertilizer and agricultural chemicals concurrently, applied once can complete two or more operation simultaneously, reach dual or multi-efficiency, achieve saving of work and time labour-saving object.Scientific progress is exactly the thing of complexity will be simplified, saving of work and time is laborsaving is exactly liberate the productive forces, numerous working people are freed from loaded down with trivial details agriculture business, go to create more social benefit, meet the reason of " lazyboot's science ", so the generation of medicine fertilizer represents scientific progress, be the needs of modern agriculture with high efficiency development.
The research of Weed removal medicinal fertilizer is on the books in phase early 1960s, once the weedicide more than 300 that proposition can be mixed with fertilizer is planted, but there is the key technical problems such as quality uniformity, stability and application security in the fertile production process of medicine, so the product realizing industrialization is few, but also there is many jejune aspects, need scientific worker to remove research and probe.For the research of Weed removal medicinal fertilizer, China is scarcely out of swaddling-clothes, and applicant has has researched and developed successfully multiple Weed removal medicinal fertilizer for paddy rice and accomplished scale production.Through retrieval, about the patent of Weed removal medicinal fertilizer or patent application mainly contain:
| Patent (application) number | Invention and created name | Publication date |
| 200610067294.5 | Weed removal medicinal fertilizer for paddy rice and manufacture method thereof | On October 11st, 2006 |
| 200710135666.8 | Weed removal medicinal fertilizer for paddy rice and manufacture method thereof | On October 10th, 2007 |
| 200910310314.0 | A kind of herbicide fertilizer granules and production method | On 06 02nd, 2010 |
| 200810112401.0 | A kind of herbicide-fertilizer composite granule for paddy rice and preparation thereof, using method | On October 22nd, 2008 |
| 200810134482.4 | A kind of farmland fertilizer with herbicide and its preparation method and application | On December 17th, 2008 |
| 95111890.0 | Agent used as herbicide pesticide for sturdying rice seedlings and preparation technology thereof | On 01 29th, 1997 |
| 99114015.X | Multiple-effect rice seed dressing agent series composition | On 09 15th, 1999 |
But how pesticide herbicide, sterilant and fertilizer carrier to be integrated, and the fertile current research of the medicine being applied to field crop herbicide pesticide have not been reported, is also the technical barrier needing in current agricultural sciences to solve.
Summary of the invention
The technical problem to be solved in the present invention is to provide the fertilizer of the herbicide pesticide medicine containing pyrrole phonetic benzene thiophene acyl and production method thereof that a kind of security is good, good stability, effect are excellent, pollution reduces.
For solving the problems of the technologies described above, the present invention takes following technical scheme: the herbicide pesticide medicine containing pyrrole phonetic benzene thiophene acyl is fertile, makes by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: pyrazosulfuronmethyl 0.005%-0.3%, mefenacet 0.1%-5.0%,
Sterilant: 0.05%-5.0%,
Carrier fertilizer: 78.7%-98.995%,
Auxiliary agent: aqueous solvent 0.2%-3.0%, stablizer 0.1%-1.0%, diffusant 0.2%-2.0%, sustained release dosage 0.3%-3.0%, safener 0.05%-2.0%.
Weedicide accounts for the 0.11%-1.0% of the fertile gross weight of medicine, and wherein pyrazosulfuronmethyl and mefenacet weight ratio are 1:20-30.
Sterilant accounts for the 0.05%-5.0% of the fertile gross weight of medicine, and sterilant is the one in silkworm-killing toxin class, nicotinoids, acetamiprid, ethiprole, Rynaxypyr; Silkworm-killing toxin class is disosultap, Cupric sulfate or cartap, and nicotinoids is Provado, Diacloden, clothianidin or MTI-446.
Carrier fertilizer is made up of n-p-k element fertilizer and filler, in carrier fertilizer, nitrogen element content accounts for the 12-25% of the fertile gross weight of medicine, nitrogen element is from one or more in urea, ammonium chloride, ammonium sulfate, phosphoric is from one or more in monoammonium phosphate, diammonium phosphate, fused(calcium magnesium)phosphate, and potassium element is from one or more in Repone K, potassium sulfate, saltpetre.
Filler is one or more in kaolin powder, clay powder, diatomite.
Stablizer is the mixture of potassium primary phosphate and 2,6 ditertiary butyl p cresol, or the mixture of glacial acetic acid and 2,6 ditertiary butyl p cresol; Diffusant is one or more in methyl sodiosul foaliphatate, castor oil polyoxyethylene ether, polyoxyethylene nonylphenol ether; Sustained release dosage is one or more in polyoxyethylene glycol, beta-cyclodextrin, polyacrylic ester, sodium polystyrene sulfonate, gelatin, Sudan Gum-arabic; Safener is allyl dichloride amine, how to pacify, in fenclorim any two kinds.
The production method of the above-mentioned herbicide pesticide medicine fertilizer containing pyrrole phonetic benzene thiophene acyl, comprises the following steps:
It take water as solvent that <1> prepares agricultural-chemical suspension mixture, former for pyrazosulfuronmethyl medicine, the former medicine of mefenacet, preparing protodrug, stablizer, diffusant, sustained release dosage, safener and water are added in sand mill, reaching less than 5 microns through shearing sand milling to material particular diameter, obtaining final product;
<2> prepares carrier fertilizer particle by n-p-k element fertilizer and the mixing of filler compatibility, through drum granulating, Drying and cooling, screening, to obtain final product;
<3> prepares agricultural chemicals herbicide pesticide fertilizer granules and adopts spraying coating method, by the agricultural-chemical suspension mixture of step <1> spraying coating on the carrier fertilizer particle of step <2>, mix, to obtain final product.
The application of the above-mentioned herbicide pesticide medicine fertilizer containing pyrrole phonetic benzene thiophene acyl, to use early stage shortly to turn green to fertilization of rice at rice terrace, weeding and prevention rice borer, planthopper.
In the face of can fertilization of rice, weeding and desinsection realize the problem of synchronously carrying out, contriver obtains the conclusion of affirmative through long-term and arduous research.At rice transplanting (rice transplanting) 5-15 days afterwards, there is following feature: 1) rice shoot is turned green a seedling stage just, plant strain growth physiology requires supplement the Fertilizer nutrient such as nitrogen, need nitrogen fertilizer application could promote paddy rice early growth and quick tiller; 2) peak period of paddy field weed sprouting just, is also the best moment of weeding; 3) at the sprouting initial stage of rice insect pest just, dispenser early can control planthopper, striped rice borer, yellow rice borer, Cnaphalocrocis medinali(rice leaf roller) effectively to the harm of paddy rice.According to the principle of " putting prevention first and combining prevention with control ", in paddy growth this period in early stage, there is the binding site that fertilising, weeding and desinsection synchronously carry out.
Based on this, contriver optimizes the combinations of herbicides of applicable medicine fertilizer: pyrazosulfuronmethyl and mefenacet.
Pyrazosulfuronmethyl (English popular name pyrazosulfuron-ethyl) is a kind of efficient sulfonylurea optional water field herbicidal, has selectivity inner sucting conduction type performance.Effective constituent can spread rapidly in water, for being transmitted in plant body after the root absorption of weeds, and the synthesis of hindered aminoacid, thus suppress the growth of weeds leaves and stems and the stretching, extension of root, until withered.It is to rice safety, herbicidal spectrum is wide, better to prevention effect such as the various annual broadleaf weed of rice terrace, sedge weed, barnyard grasses, and drug effect is temperature influence not, lasting medicine, disposable employed, can control the multiple Weed infestation of rice growing season, be that rice terrace uses safer weedicide.
Mefenacet (English popular name mefenacet) is acetamide-group herbicides, has selectivity inner sucting conduction type performance.Effective constituent, mainly through bud scale and root absorption, conducts to young shoot and the tender leaf of weeds through xylem and phloem, stop the cell fission of weed growth point to be extended, finally cause plant dead.Mefenacet is strong to transplanting rice selectivity, because in water, solubleness is low, so under water conservation condition, pesticide-applying weeding activity is the highest, soil is very strong to this product adsorptive power, after dispenser, dose major part is adsorbed on upper soll layer, and within upper soll layer 1cm formation processing layer, such contact avoiding paddy growth point and this medicament, paddy rice is made to produce higher security, thus be in the weeds such as the barnyard grass of upper soll layer have stronger prevention fertility to vegetative point and kill ability, and also have restraining effect to the perennial weeds of the seminal propagation on top layer, because of but rice terrace uses maximum and safer weedicide.
According to herbicide spectrum and the difference of site of action, pyrazosulfuronmethyl and mefenacet two kinds of highly selective weedicides are carried out compatibility, herbicide spectrum can be expanded, raising weeding activity.
In the selection of sterilant, contriver, according to China's agriculture chemical registration kind and agriculture chemical registration relevant regulations, in conjunction with using of medicine fertilizer, by changing application method and period, thus realizing " old medicine is newly used ", obtaining excellent results.Silkworm-killing toxin class is used at paddy rice period of seedling establishment in early stage, and boring insect in property to striped rice borer, yellow rice borer etc. has fabulous effect, and anti-paddy rice Cnaphalocrocis medinali(rice leaf roller) harm of holding concurrently, nicotinoids has good preventing iron-smelting effect to rice hoppers, rice leafhopper.
Contriver, on the basis of traditional Weed removal medicinal fertilizer, has made great innovation of the present invention through further investigation, compared with prior art, has been mainly reflected in following several respects:
(1) achieve the combination of sciences of pesticide herbicide, sterilant and carrier fertilizer first, successfully develop a kind of brand-new multifunctional medical fertilizer granular formulation, product is stable, effect superposition, achieve the multiple action of fertilizing and weeding desinsection, effect is good simultaneously.
(2) probing into the stoichiometric(al) obtaining effective ingredient pesticide herbicide pyrazosulfuronmethyl and mefenacet is 1:20-30, and it improves 130% to the co-toxicity of barnyard grass and nutgrass flatsedge, shows significant synergism.
(3) have great discovery to carrier fertilizer, tiller early stage at rice striking root, according to paddy growth physiological characteristic, this, dominant absorption high nitrogen nutrition element, to promote that rice striking root is tillered, reached the effect of early growth and quick tiller in period; Research finds that the reasonable coordination effect of urea and ammonium chloride is ideal, special in cold spell in later spring (or cold dew wind) cool period, effectively can manifest fertility effect (turning green for 3 days), promote that paddy growth improves cold tolerance, research finds, in the rice striking root early tillering stage, using urea and the fiting effect of ammonium chloride, to use NpK complex fertilizer effect than isodose good.
(4) research finds that there is has good preventive effect to paddy rice insect in early stage, good in absorption energy and can and fertilizer the agricultural chemical insecticide silkworm-killing toxin class, nicotinoids etc. that coexist.
(5) herbicide pesticide pesticide-fertilizer product of the present invention is applied, can use early stage at rice terrace, weeding is clean, rice shoot is turned green soon (within 3 days, turning green), tiller, the effect of early growth and quick tiller can be reached, 90% is reached to the integrated control effect of weeds, 80% is reached to the prevention effect of planthopper, rice borer, fertilizer efficiency effect increasing production of rice 10%.
(6) with water be solvent safe production process environmental protection, be beneficial to production operation; Adopt spraying coating to prepare herbicide fertilizer granules and farthest reduce the environmental pollution that in the production of medicine fertilizer, the drift of weedicide powder causes.
Embodiment
In order to understand essence of the present invention better, contriver has carried out the application test of rice terrace at rice in Guangxi province growing area, is summarized as follows:
1. test with medicament:
Test medicine-2.43% pyrazosulfuronmethyl mefenacet disosultap fertilizer granules, forms according to following examples 4.
Contrast medicament A-0.43% pyrazosulfuronmethyl mefenacet fertilizer granules, the equivalent weedicide in forming according to following examples 4 be equal to fertilizer compatibility and prepare.
Contrast medicament B-disosultap 3.6% granule
Contrast medicament C-pyrazosulfuronmethyl 10% wettable powder
Contrast medicament D-mefenacet 50% wettable powder
Blank test CK: not dispenser.
2. controlling object:
(1) Semen Euphorbiae [Leptochloa chinensis (L.) Nees]
(2) barnyard grass [Echinochloa crusgalli (L.) Beauv.]
(3) Herba Cyperi Difformis [Cyperus difformisL.]
(4) purslane [Portulaca olereceaL.]
(5) snout moth's larva of rice [Chilo suppressalis (Walker)]
3. test process:
(1), test medicine-2.43% pyrazosulfuronmethyl mefenacet disosultap medicine fertile GR, 10kg/ mu (commodity amount).
(2) medicament A-0.43% pyrazosulfuronmethyl mefenacet medicine fertile GR, 10 ㎏/mu (commodity amount), is contrasted.
(3), medicament B-disosultap 3.6%GR is contrasted, 6000g/ mu (commodity amount).
(4), medicament C-pyrazosulfuronmethyl 10%WP is contrasted, 20g/ mu (commodity amount).
(5), medicament D-mefenacet 50%WP is contrasted, 60g/ mu (commodity amount).
(6), blank-CK.
The fertile GR of test medicine 2.43% pyrrole phonetic benzene thiophene acyl disosultap medicine and the fertile GR of 0.43% pyrazosulfuronmethyl mefenacet medicine, at rice transplanting (throw and plant) 5-15 days afterwards, directly spreads fertilizer over the fields by the consumption of test design; Disosultap, pyrazosulfuronmethyl, mefenacet in contrast medicament, then adopt pesticide-clay mixture method, medicament and equivalent fertilizer are mixed and spread fertilizer over the fields all afterwards, the fertilizer (from urea) of equivalent is directly spread fertilizer over the fields in blank test, not spraying herbicide; During dispenser agent, have an appointment the thin water layer water conservation 7 days of 3cm in field, and undertaken by normal field management, each community water and fertilizer management is consistent, within after medicine 15 days, 40 days, carries out preventive effect investigation later, and test-results sees the following form 1, table 2, table 3, table 4.
Table 1 respectively after process medicine 15 days to paddy field weed strain preventive effect
Table 2 respectively after process medicine 40 days to paddy field weed strain preventive effect
Table 3 respectively after process medicine 40 days to paddy field weed fresh weight preventive effect
To rice-stem borer prevention effect after table 4 each process medicine
After table 5 respectively processes and prevents and kill off paddy field weed, paddy is surveyed and is produced result
Test-results shows:
1) the fertile GR of 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine prepared by the present invention can prevent and kill off paddy field weed effectively, after medicine 15 days, 94.39% is reached to the comprehensive strain preventive effect of weeds, after medicine 40 days, more than 93.46% and 96.89% are reached respectively to the comprehensive fresh preventive effect of weeds and strain preventive effect, compared with the fertile GR of contrast medicament 0.43% pyrazosulfuronmethyl mefenacet medicine, strain preventive effect and fresh preventive effect all increase; Compared with contrast medicament C, D weeding single dose, the comprehensive strain preventive effect of weeds and fresh preventive effect improve a lot, and difference reaches unusual effect.
2) the fertile GR energy of 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine prepared by the present invention effectively preventing rice-stem borer, after medicine 7 days, 14 days, 21 days, the prevention effect of rice-stem borer is investigated, preventive effect all reaches more than 92%, compared with contrast medicament B, preventive effect increases, and shows that the superposition of medicine fertilizer does not affect insecticidal effect.
3) rice yield of the fertile GR of 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine prepared by the present invention is higher is 7762.21kg/hm
2, stimulation ratio reaches 10.83%, and the fertile GR of contrast medicament 0.43% pyrazosulfuronmethyl mefenacet medicine takes second place for 7706.35kg/hm
2, stimulation ratio is 10.03%, and the two rice yield is all significantly higher than blank and other single dose process.
Above-mentioned test-results shows: under identical water and fertilizer condition, fertile GR is variant with the fertilizer efficiency contrasting medicament B, C, D for 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine prepared by the present invention, show that medicament-fertilizer mixture of the present invention produces the fertile synergistic effect of medicine, herbicidal effect is improve while transmitting fertility, decrease the nutrient competition of weeds and paddy rice, improve fertilizer efficiency, and this medicine fertilizer there is insecticidal action, can the effective drill string insect such as water prevention chilo suppressalis, there is good volume increase usefulness; Compared with contrast medicament A, under the weeding pesticide condition of equivalent, no matter herbicide pesticide medicine fertilizer of the present invention is that herbicidal effect or fertilizer efficiency all increase, and manifests superiority of the present invention.
Below in conjunction with embodiment, the invention will be further described, and in embodiment, each proportioning raw materials is weight percentage.
Embodiment 1
Agent for removing grass in paddy field insecticide fertilizer---0.64% pyrazosulfuronmethyl mefenacet cartap fertilizer granules, make by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: account for 0.14% of the fertile gross weight of medicine, be mixed with by weight 1:20 by pyrazosulfuronmethyl and mefenacet;
Sterilant: account for 0.5% of the fertile gross weight of medicine, be mixed with by agricultural chemicals cartap;
Carrier fertilizer: account for 98.06% of the fertile gross weight of medicine, be made up of urea 10.0%, ammonium chloride 27.5%, diammonium phosphate 11.0%, Repone K 11.7% and 37.86% filler kaolin powder, total nutrient is 25%, and wherein nutrients of nitrogen (N) accounts for 13%.
Auxiliary agent: account for 1.3% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.4%;
Stablizer: 0.2%, by potassium primary phosphate and 2,6 ditertiary butyl p cresol 1:3 compatibility by weight;
Diffusant: 0.3%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether 1:2 compatibility by weight;
Sustained release dosage: 0.3%, by polyoxyethylene glycol, beta-cyclodextrin weight ratio 1:5 compatibility;
Safener: 0.1%, by fenclorim and allyl dichloride amine 1:3 compatibility by weight;
Produce the agent for removing grass in paddy field insecticide fertilizer granule containing 0.64% pyrazosulfuronmethyl mefenacet cartap according to the following steps:
It take water as solvent that <1> prepares agricultural-chemical suspension mixture, by processing requirement, former for pyrazosulfuronmethyl medicine, the former medicine of mefenacet, preparing protodrug, stablizer, diffusant, sustained release dosage, safener and water are added in sand mill, less than 5 microns are reached to material particular diameter through shearing sand milling, mix, to obtain final product;
<2> prepares carrier fertilizer particle and urea, ammonium chloride, diammonium phosphate, Repone K fertilizer and filler compatibility is mixed, and through drum granulating, Drying and cooling, screening, to obtain final product;
<3> prepares agricultural chemicals herbicide pesticide fertilizer granules and adopts spraying coating method, by the agricultural-chemical suspension mixture of step <1> spraying coating on the carrier fertilizer particle of step <2>, mix, to obtain final product.
Using method and effect: after paddy rice throws cultivation, 5-7 days fields are used, sowing amount 20-25kg/ mu, water in field 3-5 centimetre of water layer 5-7 days is maintained after executing, effectively can control the harm of the Weed infestation such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and rice hoppers, striped rice borer, yellow rice borer and Cnaphalocrocis medinali(rice leaf roller), realize fertilizing and weeding desinsection synchronous effect.
Embodiment 2
Agent for removing grass in paddy field insecticide fertilizer---0.81% pyrazosulfuronmethyl mefenacet cartap fertilizer granules, make by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: account for 0.21% of the fertile gross weight of medicine, be mixed with by weight 1:20 by pyrazosulfuronmethyl and mefenacet;
Sterilant: account for 0.6% of the fertile gross weight of medicine, be mixed with by agricultural chemicals cartap;
Carrier fertilizer: account for 97.69% of the fertile gross weight of medicine, be made up of urea, ammonium chloride and filler kaolin powder, wherein total nitrogen (N) accounts for 16%.
Auxiliary agent: account for 1.5% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%;
Stablizer: 0.2%, by potassium primary phosphate and 2,6 ditertiary butyl p cresol 1:3 compatibility by weight;
Diffusant: 0.4%, by methyl sodiosul foaliphatate and polyoxyethylene nonylphenol ether 1:1 compatibility by weight;
Sustained release dosage: 0.5%, by polyoxyethylene glycol and polyacrylic ester 1:3 compatibility by weight;
Safener: 0.1%, by fenclorim with how pacify by weight 1:2 compatibility;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule containing 0.81% pyrazosulfuronmethyl mefenacet cartap.
Using method and effect: after paddy rice throws cultivation, 5-10 days fields are used, sowing amount 15-20kg/ mu, water in field 3-5 centimetre of water layer 5-7 days is maintained after executing, effectively can control the harm of the Weed infestation such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and rice hoppers, striped rice borer, yellow rice borer and Cnaphalocrocis medinali(rice leaf roller), realize weeding fertilising synchronous effect, reach the laborsaving object of saving of work and time.
Embodiment 3
Agent for removing grass in paddy field insecticide fertilizer---2.28% pyrazosulfuronmethyl mefenacet disosultap fertilizer granules, make by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: account for 0.28% of the fertile gross weight of medicine, be mixed with by weight 1:20 by pyrazosulfuronmethyl and mefenacet;
Sterilant: account for 2.0% of the fertile gross weight of medicine, is mixed with by agricultural insecticide is two;
Carrier fertilizer: account for 96.42% of the fertile gross weight of medicine, be made up of urea, ammonium chloride and filler kaolin powder, wherein total nitrogen (N) accounts for 20%.
Auxiliary agent: account for 1.3% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%;
Stablizer: 0.2%, by potassium primary phosphate and 2,6 ditertiary butyl p cresol 1:3 compatibility by weight;
Diffusant: 0.3%, by methyl sodiosul foaliphatate and polyoxyethylene nonylphenol ether 1:1 compatibility by weight;
Sustained release dosage: 0.4%, by polyoxyethylene glycol and Sudan Gum-arabic 1:4 compatibility by weight;
Safener: 0.1%, by fenclorim and allyl dichloride amine 1:3 compatibility by weight;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule containing 2.28% pyrazosulfuronmethyl mefenacet disosultap.
Using method and effect: after paddy rice throws cultivation, 5-15 days fields are used, sowing amount 10-15kg/ mu, water in field 3-5 centimetre of water layer 5-7 days is maintained after executing, effectively can control the harm of the Weed infestation such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and rice-stem borer, yellow rice borer and Cnaphalocrocis medinali(rice leaf roller), have to topdress to paddy rice simultaneously and put forward the effect of seedling.
Embodiment 4
Agent for removing grass in paddy field insecticide fertilizer---2.43% pyrazosulfuronmethyl mefenacet disosultap fertilizer granules, make by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: account for 0.43% of the fertile gross weight of medicine, be mixed with by weight 1:25.88 by pyrazosulfuronmethyl and mefenacet;
Sterilant: account for 2.0% of the fertile gross weight of medicine, is mixed with by agricultural insecticide is two;
Carrier fertilizer: account for 96.37% of the fertile gross weight of medicine, be made up of urea, ammonium chloride and filler kaolin powder, wherein total nitrogen (N) accounts for 20%.
Auxiliary agent: account for 1.2% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%;
Stablizer: 0.2%, by potassium primary phosphate and 2,6 ditertiary butyl p cresol 1:3 compatibility by weight;
Diffusant: 0.2%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether 1:2 compatibility by weight;
Sustained release dosage: 0.4%, by polyoxyethylene glycol and beta-cyclodextrin 1:3 compatibility by weight;
Safener: 0.1%, by fenclorim and allyl dichloride amine 1:2 compatibility by weight;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule containing 2.43% pyrazosulfuronmethyl mefenacet disosultap.
Using method and effect: after paddy rice throws cultivation, 5-10 days fields are used, sowing amount 8-10kg/ mu, water in field 3-5 centimetre of water layer 5-7 days is maintained after executing, effectively can control the harm of the Weed infestation such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and rice-stem borer, yellow rice borer and Cnaphalocrocis medinali(rice leaf roller), realize fertilizing and weeding desinsection synchronous effect.
Embodiment 5
Agent for removing grass in paddy field insecticide fertilizer---0.5% pyrazosulfuronmethyl mefenacet ethiprole fertilizer granules, make by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: account for 0.40% of the fertile gross weight of medicine, be mixed with by weight 1:25 by pyrazosulfuronmethyl and mefenacet;
Sterilant: account for 0.1% of the fertile gross weight of medicine, be mixed with by agricultural chemicals ethiprole;
Carrier fertilizer: account for 98.3% of the fertile gross weight of medicine, be made up of urea, ammonium chloride and filler kaolin powder, wherein total nitrogen (N) accounts for 20%.
Auxiliary agent: account for 1.2% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%;
Stablizer: 0.2%, by glacial acetic acid and 2,6 ditertiary butyl p cresol 1:4 compatibility by weight;
Diffusant: 0.3%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether 1:2 compatibility by weight;
Sustained release dosage: 0.3%, by polyoxyethylene glycol and polyacrylic ester 1:3 compatibility by weight;
Safener: 0.1%, by fenclorim with how pacify by weight 1:2 compatibility;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule containing 0.5% pyrazosulfuronmethyl mefenacet ethiprole.
Using method and effect: after paddy rice throws cultivation, 5-10 days fields are used, sowing amount 8-10kg/ mu, water in field 3-5 centimetre of water layer 5-7 days is maintained after executing, effectively can control the harm of the Weed infestation such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and rice hoppers, striped rice borer, yellow rice borer and Cnaphalocrocis medinali(rice leaf roller), realize fertilizing and weeding desinsection synchronous effect.
Embodiment 6
Agent for removing grass in paddy field insecticide fertilizer---1.3% pyrazosulfuronmethyl mefenacet Provado fertilizer granules, make by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: account for 0.8% of the fertile gross weight of medicine, be mixed with by weight 1:30 by pyrazosulfuronmethyl and mefenacet;
Sterilant: account for 0.5% of the fertile gross weight of medicine, be mixed with by pesticide imidacloprid;
Carrier fertilizer: account for 97.2% of the fertile gross weight of medicine, be made up of urea, ammonium chloride and filler kaolin powder, wherein total nitrogen (N) accounts for 23%.
Auxiliary agent: account for 1.5% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%;
Stablizer: 0.2%, by potassium primary phosphate and 2,6 ditertiary butyl p cresol 1:3 compatibility by weight;
Diffusant: 0.4%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether 1:3 compatibility by weight;
Sustained release dosage: 0.5%, by polyoxyethylene glycol and Sudan Gum-arabic 1:2 compatibility by weight;
Safener: 0.1%, by fenclorim and allyl dichloride amine 1:3 compatibility by weight;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule containing 1.3% pyrazosulfuronmethyl mefenacet Provado.
Using method and effect: after paddy rice throws cultivation, 5-10 days fields are used, sowing amount 5-8kg/ mu, water in field 3-5 centimetre of water layer 5-7 days is maintained after executing, effectively can control the Weed infestation such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and the harm of rice hoppers, realize fertilizing and weeding desinsection synchronous effect.
In a word, by the combination of sciences of pesticide herbicide, sterilant and fertilizer carrier, contriver successfully develops brand-new Multi-functional herbicidal power insecticide fertilizer of the present invention.Select the different pyrazosulfuronmethyl of the mechanism of action of weeds and mefenacet compatibility, effectively can expand the herbicide spectrum of weedicide, the scientific compatibility of agricultural chemicals and fertilizer, the fertile synergistic effect of medicine is built up fertility usefulness and weeding drug effect, particularly has good preventive effect to the annual grassy weeds of the rice terraces such as barnyard grass, Semen Euphorbiae, Herba Cyperi Glomerati, Herba Cyperi Difformis, Sheathed Monochoria; Simultaneously, adopt sustained release dosage effectively can ensure the science release of pesticide herbicide, sterilant in this product, extend the lasting period of agricultural chemicals, guarantee weeding, insecticidal effect, effectively can prevent and kill off planthopper, striped rice borer, yellow rice borer, Cnaphalocrocis medinali(rice leaf roller) to the harm of paddy rice; The combination of urea and ammonium chloride, meets the needs of paddy rice to nitrogen nutrition, realizes paddy rice early growth and quick tiller; Weeds accelerate the conduction velocity to weedicide while absorbing Fertilizer nutrient, thus accelerate the death rate of weeds, and fertilizer adds weeding drug effect; Weedicide kills weeds within the very first time, and weeds cannot fight for Fertilizer nutrient composition, and Fertilizer nutrient can supply paddy growth in a large number, and weedicide improves utilization rate of fertilizer; The combination of medicine fertilizer, produces synergistic effect, reduces the waste of agricultural chemicals, fertilizer.
The fertilizer granules that the present invention makes mainly uses at rice terrace early stage, have that fertilising short is turned green to paddy rice, weeding and prevention rice borer, planthopper disinsection efficiency.Application the present invention can alleviate labour intensity and the work number of times of peasant, realizes science, rationally, effectively utilizes resource, numerous working people is freed from loaded down with trivial details agriculture business, reaches the laborsaving object of saving of work and time; Meanwhile, the present invention has good pushing effect in protection of the environment and minimizing agricultural cost and increasing both production and income.
Claims (4)
1. the herbicide pesticide medicine containing pyrrole phonetic benzene thiophene acyl is fertile, it is characterized in that making by following weight percents primarily of weedicide, sterilant, carrier fertilizer and auxiliary agent:
Weedicide: be made up of pyrazosulfuronmethyl and mefenacet,
Sterilant: 0.05%-5.0%,
Carrier fertilizer: 78.7%-98.995%,
Auxiliary agent: aqueous solvent 0.2%-3.0%, stablizer 0.1%-1.0%, diffusant 0.2%-2.0%, sustained release dosage 0.3%-3.0%, safener 0.05%-2.0%;
Described weedicide accounts for the 0.11%-1.0% of the fertile gross weight of medicine, and wherein pyrazosulfuronmethyl and mefenacet weight ratio are 1:20-30;
Described sterilant accounts for the 0.05%-5.0% of the fertile gross weight of medicine, and described sterilant is disosultap;
Described carrier fertilizer is made up of n-p-k element fertilizer and filler, in carrier fertilizer, nitrogen element content accounts for the 12-25% of the fertile gross weight of medicine, nitrogen element is from one or more in urea, ammonium chloride, ammonium sulfate, phosphoric is from one or more in monoammonium phosphate, diammonium phosphate, fused(calcium magnesium)phosphate, and potassium element is from one or more in Repone K, potassium sulfate, saltpetre;
Described stablizer is the mixture of potassium primary phosphate and 2,6 ditertiary butyl p cresol, or the mixture of glacial acetic acid and 2,6 ditertiary butyl p cresol; Described diffusant is one or more in methyl sodiosul foaliphatate, castor oil polyoxyethylene ether, polyoxyethylene nonylphenol ether; Described sustained release dosage is one or more in polyoxyethylene glycol, beta-cyclodextrin, polyacrylic ester, sodium polystyrene sulfonate, gelatin, Sudan Gum-arabic; Described safener is allyl dichloride amine, how to pacify, in fenclorim any two kinds.
2. the herbicide pesticide medicine containing pyrrole phonetic benzene thiophene acyl according to claim 1 is fertile, it is characterized in that: described filler is one or more in kaolin powder, clay powder, diatomite.
3., according to claim 1 containing the production method of the herbicide pesticide medicine fertilizer of pyrrole phonetic benzene thiophene acyl, it is characterized in that comprising the following steps:
It take water as solvent that <1> prepares agricultural-chemical suspension mixture, former for pyrazosulfuronmethyl medicine, the former medicine of mefenacet, preparing protodrug, stablizer, diffusant, sustained release dosage, safener and water are added in sand mill, reaching less than 5 microns through shearing sand milling to material particular diameter, obtaining final product;
<2> prepares carrier fertilizer particle by n-p-k element fertilizer and the mixing of filler compatibility, through drum granulating, Drying and cooling, screening, to obtain final product;
<3> prepares agricultural chemicals herbicide pesticide fertilizer granules and adopts spraying coating method, by the agricultural-chemical suspension mixture of step <1> spraying coating on the carrier fertilizer particle of step <2>, mix, to obtain final product.
4. according to claim 1 containing the application of herbicide pesticide medicine fertilizer of pyrrole phonetic benzene thiophene acyl, it is characterized in that using early stage shortly to turn green to fertilization of rice at rice terrace, weeding and prevention rice borer, planthopper.
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| FR3112460A1 (en) * | 2020-07-15 | 2022-01-21 | Evergreen Garden Care France Sas | HERBICIDE COMPOSITION |
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| CN111869674A (en) * | 2020-07-19 | 2020-11-03 | 南通江山农药化工股份有限公司 | Imidaclothiz and diazinon insecticidal composition |
| CN112250508A (en) * | 2020-11-03 | 2021-01-22 | 中诚国联（河南）生物科技有限公司 | Preparation method and application of pesticide-fertilizer granules containing thifluzamide and azoxystrobin |
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