CN103073355A - 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 agricultural chemicals product innovation field, relate in particular to a kind of herbicide pesticide medicine fertilizer and production method thereof that contains the phonetic benzene thiophene of pyrrole acyl, this product innovation is a kind of rice terrace agriculture production medicine fertilizer that contains simultaneously weedicide, sterilant and fertilizer nutrition.
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 China surpasses 4.2 hundred million mu at present, becomes one of maximum country of world's Monitoring of Paddy Rice Plant Area and output.
Yet the growth of paddy rice is being subjected to impact and the restriction, particularly insect pest of disease pest and weed and crop smothering particularly serious.Between paddy rice and the weeds, competition is very fierce naturally between the different sorts weeds, and moisture and nutrition in space, air and the soil around they are constantly fought for are to keep the needs that grow separately.It is reported, when Weedy Rice density is 1 strain/m
2, can cause Rice Yield Loss Caused 9.15%; When Weedy Rice density reaches 7 strains/m
2The time, can cause Rice Yield Loss Caused more than 50%; Weedy Rice density reaches 12 strains/m
2The time, Rice Yield Loss Caused can be 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 the fertility of paddy rice growth and seriously influence, such as untimely anti-smelting even can cause the paddy rice total crop failure.
Acceleration along with China's urbanization, Development of Urbanization; people in the countryside, rural laborer shift to the city in a large number; agriculture production will be to intensive, mass-producing, high efficiency future development, and the mode of production and the technical measures of raising labour efficiency, improve resource utilization will more and more be subject to people's attention.Weed removal medicinal fertilizer scientifically is 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 be finished two or more operations simultaneously, reach dual or multi-efficiency, realized saving of work and time labour-saving purpose.Scientific progress is exactly to oversimplify the thing of complexity, saving of work and time is laborsaving to be exactly to liberate the productive forces, so that numerous working people free from loaded down with trivial details farming is engaged in, go to create more social benefit, the reason that meets " lazyboot's science ", so the generation of medicine fertilizer is representing 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 proposed and to plant with the weedicide more than 300 that fertilizer is used with, but there are the key technical problems such as quality uniformity, stability and application security in the fertile production process of medicine, so realize that the product of industrialization is few, but also exist many jejune aspects, need the scientific worker to remove research and probe.For the research of Weed removal medicinal fertilizer, China is scarcely out of swaddling-clothes, and the applicant has has researched and developed successfully a plurality of Weed removal medicinal fertilizer for paddy rice and accomplished scale production.Through retrieval, patent or the patent application of relevant Weed removal medicinal fertilizer mainly contain:
| Patent (application) number | Invention and created name | Open day |
| 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 |
Yet, how pesticide herbicide, sterilant and fertilizer carrier are integrated, and the fertile present research of medicine that is applied to the field crop herbicide pesticide yet there are no report, also be to need the technical barrier that solves in the present agricultural sciences.
Summary of the invention
The technical problem to be solved in the present invention provides that a kind of security is good, good stability, effect are good, pollute the herbicide pesticide medicine fertilizer and the production method thereof that contain the phonetic benzene thiophene of pyrrole acyl that reduce.
For solving the problems of the technologies described above, the present invention takes following technical scheme: the herbicide pesticide medicine that contains the phonetic benzene thiophene of pyrrole acyl is fertile, mainly presses column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent and makes:
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 a kind of in silkworm-killing toxin class, nicotinoids, acetamiprid, ethiprole, the Rynaxypyr; The silkworm-killing toxin class is disosultap, desinsection list or cartap, and nicotinoids is Provado, Diacloden, clothianidin or MTI-446.
Carrier fertilizer is by n-p-k element fertilizer and media assemblage, carrier Nitrogen constituent content accounts for the 12-25% of the fertile gross weight of medicine, the nitrogen element is from urea, ammonium chloride, the ammonium sulfate one or more, phosphoric is from monoammonium phosphate, diammonium phosphate, the fused(calcium magnesium)phosphate one or more, and potassium element is from Repone K, vitriolate of tartar, the saltpetre one or more.
Filler is one or more in kaolin powder, clay powder, the 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, the polyoxyethylene nonylphenol ether; Sustained release dosage is one or more in polyoxyethylene glycol, beta-cyclodextrin, polyacrylic ester, sodium polystyrene sulfonate, gelatin, the Sudan Gum-arabic; Safener is allyl dichloride amine, how to pacify, in the fenclorim any two kinds.
The above-mentioned production method that contains the herbicide pesticide medicine fertilizer of the phonetic benzene thiophene of pyrrole acyl may further comprise the steps:
＜1〉preparation agricultural-chemical suspension mixture is take water as solvent, the former medicine of pyrazosulfuronmethyl, the former medicine of mefenacet, preparing protodrug, stablizer, diffusant, sustained release dosage, safener and water are added in the sand mill, reach below 5 microns to material particular diameter through shearing sand milling, and get final product;
＜2〉preparation carrier fertiliser granulates mixes n-p-k element fertilizer and filler compatibility, through drum granulating, Drying and cooling, screening, and get final product;
＜3〉preparation agricultural chemicals herbicide pesticide fertilizer granules adopts spraying coating method, with step＜1〉agricultural-chemical suspension mixture spraying coating in step＜2 the carrier fertiliser granulates on, mix, and get final product.
The above-mentioned application that contains the herbicide pesticide medicine fertilizer of the phonetic benzene thiophene of pyrrole acyl, rice terrace in earlier stage use with fertilization of rice short is turned green, weeding and prevention rice borer, planthopper.
Can realize the problem of carrying out synchronously, the contriver have obtained sure conclusion through long-term and arduous research in the face of fertilization of rice, weeding and desinsection.Behind the rice transplanting (rice transplanting) 5-15 days, following feature is arranged: 1) rice shoot is turned green and is sent out a seedling stage just, requires to replenish the fertilizer nutrition such as nitrogen on the plant strain growth physiology, needs nitrogen fertilizer application could promote the paddy rice early growth and quick tiller; 2) the paddy field weed peak period of sprouting just also is the best moment of weeding; 3) sprouting initial stage of rice insect pest just, early dispenser can be controlled 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, exist the binding site that fertilising, weeding and desinsection carry out synchronously.
Based on this, the contriver optimizes the combinations of herbicides that is fit to 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 be in water rapidly diffusion, be transmitted to behind the root absorption for weeds in the plant body, hindered aminoacid synthetic, thereby 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 weeds of rice terrace, sedge weed, barnyard grasses, and drug effect is temperature influence not, lasting medicine, disposable employed, can control the multiple weeds harm 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 is mainly by bud scale and root absorption, conducts to young shoot and the tender leaf of weeds through xylem and phloem, stops weed growth point cell fission elongation, finally causes plant death.Mefenacet is strong to the transplanting rice selectivity, because solubleness is low in water, so under the water conservation condition, the pesticide-applying weeding activity is the highest, soil is very strong to this product adsorptive power, the dose major part is adsorbed on upper soll layer after the dispenser, and at upper soll layer 1cm with interior formation processing layer, can avoid like this contacting of paddy growth point and this medicament, make paddy rice produce higher security, thereby the weeds such as barnyard grass that vegetative point is in upper soll layer are had stronger prevention fertility and kill ability, and the perennial weeds of the seminal propagation on top layer is also had restraining effect, thereby be that rice terrace uses maximum and safer weedicide.
Different according to herbicide spectrum and site of action are carried out compatibility with pyrazosulfuronmethyl and two kinds of highly selective weedicides of mefenacet, can enlarge the herbicide spectrum, the raising weeding activity.
In the selection of sterilant, the contriver in conjunction with using of medicine fertilizer, by change application method and period, thereby realizes " old medicine is newly used " according to China's agriculture chemical registration kind and agriculture chemical registration relevant regulations, has obtained excellent results.The silkworm-killing toxin class is used at paddy rice period of seedling establishment in early stage, and the brills such as striped rice borer, yellow rice borer insect in the property is had fabulous effect, and the anti-paddy rice Cnaphalocrocis medinali(rice leaf roller) harm of holding concurrently, and nicotinoids has good preventing iron-smelting effect to rice hoppers, rice leafhopper.
The contriver has made great innovation of the present invention through further investigation on the basis of traditional Weed removal medicinal fertilizer, compared with prior art, be mainly reflected in following several respects:
(1) realized first the combination of sciences of pesticide herbicide, sterilant and carrier fertilizer, develop a kind of brand-new multifunctional medical fertilizer granular formulation, product is stable, the effect stack, has realized simultaneously the multiple action of fertilizing and weeding desinsection, effect is good.
(2) probing into the stoichiometric(al) that obtains effective ingredient pesticide herbicide pyrazosulfuronmethyl and mefenacet is 1:20-30, and its co-toxicity to barnyard grass and nutgrass flatsedge has improved 130%, shows significant synergism.
(3) carrier fertilizer there is great discovery, tillers early stage at rice striking root, according to the paddy growth physiological characteristic, mainly absorb the high nitrogen nutrition element this period, tiller to promote rice striking root, reach the effect of early growth and quick tiller; Research finds that the reasonable coordination effect of urea and ammonium chloride is comparatively desirable, especially in cold spell in later spring (or cold dew wind) low temperature period, can effectively manifest fertility effect (turning green in 3 days), promote paddy growth to improve cold tolerance, research is found, in the rice striking root early tillering stage, using urea and the fiting effect of ammonium chloride, to use the NpK complex fertilizer effect than isodose good.
(4) research find to have pair paddy rice insect in early stage have good preventive effect, good in the absorption energy and can with the agricultural chemical insecticide silkworm-killing toxin class of fertilizer coexistence, nicotinoids etc.
(5) use herbicide pesticide pesticide-fertilizer product of the present invention, can in earlier stage use at rice terrace, weeding is clean, rice shoot is turned green soon (turning green in 3 days), is tillered, can reach the effect of early growth and quick tiller, integrated control effect to weeds reaches 90%, and the prevention effect of planthopper, rice borer is reached 80%, fertilizer efficiency effect increasing production of rice 10%.
(6) the safe production process environmental protection take water as solvent, be beneficial to production operation; Adopt the spraying coating to prepare herbicide fertilizer granules and farthest reduced the environmental pollution that the drift of weedicide powder causes in the fertile production of medicine.
Embodiment
In order to understand better essence of the present invention, the contriver has carried out the application test of rice terrace at the 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, being equal to weedicide and being equal to the fertilizer compatibility in forming according to following examples 4 prepared.
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 is processed:
(1), the fertile GR of test medicine-2.43% pyrazosulfuronmethyl mefenacet disosultap medicine, 10kg/ mu (commodity amount).
(2), contrast the fertile GR of medicament A-0.43% pyrazosulfuronmethyl mefenacet medicine, 10 ㎏/mus (commodity amount).
(3), contrast medicament B-disosultap 3.6%GR, 6000g/ mu (commodity amount).
(4), contrast medicament C-pyrazosulfuronmethyl 10%WP, 20g/ mu (commodity amount).
(5), contrast medicament D-mefenacet 50%WP, 60g/ mu (commodity amount).
(6), blank-CK.
The fertile GR of the fertile GR of the phonetic benzene thiophene of test medicine 2.43% pyrrole acyl disosultap medicine and 0.43% pyrazosulfuronmethyl mefenacet medicine behind rice transplanting (throw and plant) 5-15 days, directly spreads fertilizer over the fields by the consumption of test design; Disosultap, pyrazosulfuronmethyl, mefenacet in the contrast medicament then adopt the pesticide-clay mixture method, medicament and equivalent fertilizer are mixed all spread fertilizer over the fields afterwards, and the fertilizer (from urea) of equivalent, not spraying herbicide are directly spread fertilizer over the fields in blank test; The field thin water layer water conservation 7 days of 3cm of having an appointment is undertaken by normal field management later on during the dispenser agent, and each residential quarter water and fertilizer management is consistent, carries out the preventive effect investigation behind the medicine in 15 days, 40 days, and test-results sees the following form 1, table 2, table 3, table 4.
Table 1 is respectively processed behind the medicine 15 days to paddy field weed strain preventive effect
Table 2 is respectively processed behind the medicine 40 days to paddy field weed strain preventive effect
Table 3 is respectively processed behind the medicine 40 days to paddy field weed fresh weight preventive effect
Table 4 is respectively processed behind the medicine the rice-stem borer prevention effect
Paddy was surveyed the product result after paddy field weed was prevented and kill off in each processing of table 5
Test-results shows:
1) the prepared fertile GR of 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine of the present invention can prevent and kill off paddy field weed effectively, behind the medicine 15 days, comprehensive strain preventive effect to weeds reaches 94.39%, behind the medicine 40 days, comprehensive bright preventive effect and strain preventive effect to weeds reach respectively more than 93.46% and 96.89%, fertile GR compares with contrast medicament 0.43% pyrazosulfuronmethyl mefenacet medicine, and strain preventive effect and bright preventive effect all increase; Compare with contrast medicament C, D weeding single dose, comprehensive strain preventive effect and the bright preventive effect of weeds improve a lot, and difference reaches unusual effect.
2) the prepared fertile GR energy of the 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine effectively preventing rice-stem borer of the present invention, behind the medicine 7 days, 14 days, 21 days, prevention effect to rice-stem borer is investigated, preventive effect all reaches more than 92%, B compares with the contrast medicament, preventive effect increases, and shows that the fertile stack of medicine does not affect insecticidal effect.
3) rice yield of the fertile GR of the prepared 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine of 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 and is 7706.35kg/hm
2, stimulation ratio is 10.03%, the two rice yield all is significantly higher than blank and other single doses are processed.
Above-mentioned test-results shows: under identical water and fertilizer condition, the fertilizer efficiency of the fertile GR of 2.43% pyrazosulfuronmethyl mefenacet disosultap medicine that the present invention is prepared and contrast medicament B, C, D is variant, show that medicament-fertilizer mixture of the present invention produces the fertile synergistic effect of medicine, improved herbicidal effect when transmitting fertility, reduced the nutrient competition of weeds and paddy rice, improved fertilizer efficiency, and this medicine fertilizer there is insecticidal action, can effectively prevent and treat the drill string insects such as rice-stem borer, good volume increase usefulness is arranged; A compares with the contrast medicament, and 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.
The invention will be further described below in conjunction with embodiment, and each proportioning raw materials is weight percentage among the embodiment.
Embodiment 1
Agent for removing grass in paddy field insecticide fertilizer---0.64% pyrazosulfuronmethyl mefenacet cartap fertilizer granules, mainly press column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent and make:
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 the agricultural chemicals cartap;
Carrier fertilizer: account for 98.06% of the fertile gross weight of medicine, be comprised 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 by weight the 1:3 compatibility;
Diffusant: 0.3%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether by weight the 1:2 compatibility;
Sustained release dosage: 0.3%, by polyoxyethylene glycol, beta-cyclodextrin weight ratio 1:5 compatibility;
Safener: 0.1%, by fenclorim and allyl dichloride amine by weight the 1:3 compatibility;
Produce according to the following steps the agent for removing grass in paddy field insecticide fertilizer granule that contains 0.64% pyrazosulfuronmethyl mefenacet cartap:
＜1〉preparation agricultural-chemical suspension mixture is take water as solvent, by processing requirement the former medicine of pyrazosulfuronmethyl, the former medicine of mefenacet, preparing protodrug, stablizer, diffusant, sustained release dosage, safener and water are added in the sand mill, reach below 5 microns to material particular diameter through shearing sand milling, mix, and get final product;
＜2〉preparation carrier fertiliser granulates mixes urea, ammonium chloride, diammonium phosphate, Repone K fertilizer and filler compatibility, through drum granulating, Drying and cooling, screening, and get final product;
＜3〉preparation agricultural chemicals herbicide pesticide fertilizer granules adopts spraying coating method, with step＜1〉agricultural-chemical suspension mixture spraying coating in step＜2 the carrier fertiliser granulates on, mix, and get final product.
Using method and effect: use in 5-7 days fields after paddy rice throws cultivation, sowing amount 20-25kg/ mu, maintain after executing water in field 3-5 centimetre water layer 5-7 days, can effectively control the weeds harm such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and the harm of 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, mainly press column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent and make:
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 the agricultural chemicals cartap;
Carrier fertilizer: account for 97.69% of the fertile gross weight of medicine, be comprised 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 by weight the 1:3 compatibility;
Diffusant: 0.4%, by methyl sodiosul foaliphatate and polyoxyethylene nonylphenol ether by weight the 1:1 compatibility;
Sustained release dosage: 0.5%, by polyoxyethylene glycol and polyacrylic ester by weight the 1:3 compatibility;
Safener: 0.1%, by fenclorim with how pacify by weight the 1:2 compatibility;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule that contains 0.81% pyrazosulfuronmethyl mefenacet cartap.
Using method and effect: use in 5-10 days fields after paddy rice throws cultivation, sowing amount 15-20kg/ mu, maintain after executing water in field 3-5 centimetre water layer 5-7 days, can effectively control the weeds harm such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and the harm of rice hoppers, striped rice borer, yellow rice borer and Cnaphalocrocis medinali(rice leaf roller), realize weeding fertilising synchronous effect, reach the laborsaving purpose of saving of work and time.
Embodiment 3
Agent for removing grass in paddy field insecticide fertilizer---2.28% pyrazosulfuronmethyl mefenacet disosultap fertilizer granules, mainly press column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent and make:
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, be mixed with by agricultural insecticide is two;
Carrier fertilizer: account for 96.42% of the fertile gross weight of medicine, be comprised 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 by weight the 1:3 compatibility;
Diffusant: 0.3%, by methyl sodiosul foaliphatate and polyoxyethylene nonylphenol ether by weight the 1:1 compatibility;
Sustained release dosage: 0.4%, by polyoxyethylene glycol and Sudan Gum-arabic by weight the 1:4 compatibility;
Safener: 0.1%, by fenclorim and allyl dichloride amine by weight the 1:3 compatibility;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule that contains 2.28% pyrazosulfuronmethyl mefenacet disosultap.
Using method and effect: use in 5-15 days fields after paddy rice throws cultivation, sowing amount 10-15kg/ mu, maintain after executing water in field 3-5 centimetre water layer 5-7 days, can effectively control the weeds harm such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and the harm of rice-stem borer, yellow rice borer and Cnaphalocrocis medinali(rice leaf roller), simultaneously paddy rice be had to topdress 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, mainly press column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent and make:
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, be mixed with by agricultural insecticide is two;
Carrier fertilizer: account for 96.37% of the fertile gross weight of medicine, be comprised 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 by weight the 1:3 compatibility;
Diffusant: 0.2%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether by weight the 1:2 compatibility;
Sustained release dosage: 0.4%, by polyoxyethylene glycol and beta-cyclodextrin by weight the 1:3 compatibility;
Safener: 0.1%, by fenclorim and allyl dichloride amine by weight the 1:2 compatibility;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule that contains 2.43% pyrazosulfuronmethyl mefenacet disosultap.
Using method and effect: use in 5-10 days fields after paddy rice throws cultivation, sowing amount 8-10kg/ mu, maintain after executing water in field 3-5 centimetre water layer 5-7 days, can effectively control the weeds harm such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and the harm of 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, mainly press column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent and make:
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 the agricultural chemicals ethiprole;
Carrier fertilizer: account for 98.3% of the fertile gross weight of medicine, be comprised 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 by weight the 1:4 compatibility;
Diffusant: 0.3%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether by weight the 1:2 compatibility;
Sustained release dosage: 0.3%, by polyoxyethylene glycol and polyacrylic ester by weight the 1:3 compatibility;
Safener: 0.1%, by fenclorim with how pacify by weight the 1:2 compatibility;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule that contains 0.5% pyrazosulfuronmethyl mefenacet ethiprole.
Using method and effect: use in 5-10 days fields after paddy rice throws cultivation, sowing amount 8-10kg/ mu, maintain after executing water in field 3-5 centimetre water layer 5-7 days, can effectively control the weeds harm such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, Sheathed Monochoria of rice terrace and the harm of 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, mainly press column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent and make:
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 comprised 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 by weight the 1:3 compatibility;
Diffusant: 0.4%, by methyl sodiosul foaliphatate and castor oil polyoxyethylene ether by weight the 1:3 compatibility;
Sustained release dosage: 0.5%, by polyoxyethylene glycol and Sudan Gum-arabic by weight the 1:2 compatibility;
Safener: 0.1%, by fenclorim and allyl dichloride amine by weight the 1:3 compatibility;
With reference to the method for embodiment 1, produce the agent for removing grass in paddy field insecticide fertilizer granule that contains 1.3% pyrazosulfuronmethyl mefenacet Provado.
Using method and effect: use in 5-10 days fields after paddy rice throws cultivation, sowing amount 5-8kg/ mu, maintain after executing water in field 3-5 centimetre water layer 5-7 days, can effectively control the weeds such as Semen Euphorbiae, barnyard grass, Herba Cyperi Difformis, the Sheathed Monochoria harm 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's develop brand-new Multi-functional herbicidal power insecticide fertilizer of the present invention.Select pyrazosulfuronmethyl and the mefenacet compatibility different to the mechanism of action of weeds, can effectively enlarge the herbicide spectrum of weedicide, the science compatibility of agricultural chemicals and fertilizer, the fertile synergistic effect of medicine build up fertility usefulness and weeding drug effect particularly have 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 can guarantee effectively that the science of pesticide herbicide, sterilant discharges in this product, prolong the lasting period of agricultural chemicals, guarantee weeding, insecticidal effect, can effectively 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 paddy rice to the needs of nitrogen nutrition, realizes the paddy rice early growth and quick tiller; Weeds accelerate the conduction velocity to weedicide when absorbing fertilizer nutrition, thereby have accelerated the dead speed of weeds, and fertilizer has increased the weeding drug effect; Weedicide killed weeds within the very first time, and weeds can't fight for fertilizer nutrition, and fertilizer nutrition can be supplied with paddy growth in a large number, and weedicide has improved 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 in earlier stage at rice terrace, to paddy rice have that fertilising short is turned green, the disinsection efficiency of weeding and prevention rice borer, planthopper.Use the present invention and can alleviate peasant's labour intensity and work number of times, the realization science, rationally, effectively utilize resource, numerous working people are freed from loaded down with trivial details farming is engaged in, reach the laborsaving purpose of saving of work and time; Simultaneously, the present invention is having good pushing effect aspect protection of the environment and minimizing agricultural cost and the increasing both production and income.
Claims (8)
1. a herbicide pesticide medicine that contains the phonetic benzene thiophene of pyrrole acyl is fertile, it is characterized in that mainly pressing column weight amount per-cent by weedicide, sterilant, carrier fertilizer and auxiliary agent makes:
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%.
2. the herbicide pesticide medicine that contains the phonetic benzene thiophene of pyrrole acyl according to claim 1 is fertile, it is characterized in that: 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.
3. the herbicide pesticide medicine that contains the phonetic benzene thiophene of pyrrole acyl according to claim 1 is fertile, it is characterized in that: described sterilant accounts for the 0.05%-5.0% of the fertile gross weight of medicine, and described sterilant is a kind of in silkworm-killing toxin class, nicotinoids, acetamiprid, ethiprole, the Rynaxypyr; Described silkworm-killing toxin class is disosultap, desinsection list or cartap, and described nicotinoids is Provado, Diacloden, clothianidin or MTI-446.
4. the herbicide pesticide medicine that contains the phonetic benzene thiophene of pyrrole acyl according to claim 1 is fertile, it is characterized in that: described carrier fertilizer is by n-p-k element fertilizer and media assemblage, carrier Nitrogen constituent content accounts for the 12-25% of the fertile gross weight of medicine, the nitrogen element is from urea, ammonium chloride, the ammonium sulfate one or more, phosphoric is from monoammonium phosphate, diammonium phosphate, the fused(calcium magnesium)phosphate one or more, and potassium element is from Repone K, vitriolate of tartar, the saltpetre one or more.
5. the herbicide pesticide medicine that contains the phonetic benzene thiophene of pyrrole acyl according to claim 1 is fertile, and it is characterized in that: described filler is one or more in kaolin powder, clay powder, the diatomite.
6. the herbicide pesticide medicine that contains the phonetic benzene thiophene of pyrrole acyl according to claim 1 is fertile, and it is characterized in that: 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, the polyoxyethylene nonylphenol ether; Described sustained release dosage is one or more in polyoxyethylene glycol, beta-cyclodextrin, polyacrylic ester, sodium polystyrene sulfonate, gelatin, the Sudan Gum-arabic; Described safener is allyl dichloride amine, how to pacify, in the fenclorim any two kinds.
7. the described production method that contains the herbicide pesticide medicine fertilizer of the phonetic benzene thiophene of pyrrole acyl according to claim 1 is characterized in that may further comprise the steps:
＜1〉preparation agricultural-chemical suspension mixture is take water as solvent, the former medicine of pyrazosulfuronmethyl, the former medicine of mefenacet, preparing protodrug, stablizer, diffusant, sustained release dosage, safener and water are added in the sand mill, reach below 5 microns to material particular diameter through shearing sand milling, and get final product;
＜2〉preparation carrier fertiliser granulates mixes n-p-k element fertilizer and filler compatibility, through drum granulating, Drying and cooling, screening, and get final product;
＜3〉preparation agricultural chemicals herbicide pesticide fertilizer granules adopts spraying coating method, with step＜1〉agricultural-chemical suspension mixture spraying coating in step＜2 the carrier fertiliser granulates on, mix, and get final product.
8. the according to claim 1 described application that contains the herbicide pesticide medicine fertilizer of the phonetic benzene thiophene of pyrrole acyl, it is characterized in that rice terrace in earlier stage use with fertilization of rice short is turned green, weeding and prevention rice borer, planthopper.
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| CN105330398A (en) * | 2015-10-21 | 2016-02-17 | 河南中天恒信生物化学科技有限公司 | Paddy field pesticide fertilizer particle containing pyrazosulfuron and thiamethoxam, and preparation method thereof |
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| CN106259399A (en) * | 2015-06-09 | 2017-01-04 | 江苏龙灯化学有限公司 | A kind of Synergistic herbicide compositions |
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| CN106916019A (en) * | 2017-04-07 | 2017-07-04 | 河北德瑞化工有限公司 | Tobacco special fertiliser granulates agent and its preparation method and application containing sustained-release pesticides |
| CN110292048A (en) * | 2018-03-22 | 2019-10-01 | 江苏省农垦生物化学有限公司 | 20% dinotefuran soluble granule and preparation method thereof |
| CN111763125A (en) * | 2020-06-02 | 2020-10-13 | 广西金裕隆农药化工有限公司 | Rice slow-release pesticide fertilizer containing tetrachlorantraniliprole and mefenacet and preparation method thereof |
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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 |
| CN112825861A (en) * | 2021-02-04 | 2021-05-25 | 四川眉山凯尔化工有限公司 | Compound pesticide herbicide |
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