CN102674973A - Herbicide-fertilizer for direct-seeding rice field and production method of herbicide-fertilizer - Google Patents
Herbicide-fertilizer for direct-seeding rice field and production method of herbicide-fertilizer Download PDFInfo
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Abstract
The invention discloses a herbicide-fertilizer for a direct-seeding rice field. The herbicide-fertilizer contains herbicide-fertilizer mixture which is prepared by using bensulfuron-methyl with weeding activity, pretilachlor herbicide and a nitrogen-containing fertilizer, wherein the weight ratio of the bensulfuron-methyl to the pretilachlor is 1:9 and the nitrogen-containing fertilizer consists of urea and ammonium sulfate with weight ratio being 1:2. The invention additionally discloses a production method of the herbicide-fertilizer. Water is used as solvent. A spray-coating method is used for preparing herbicide-fertilizer particle mixture. The process flow is short, the quality is stable and the yield is high. The prepared herbicide-fertilizer is suitable for direct-seeding rice fields, can realize synchronous fertilization and weeding, has the characteristics of high safety, excellent stability and good efficacy, and can achieve the goal of labor saving and time saving.
Description
Technical field
The present invention relates to the agricultural chemicals Weed removal medicinal fertilizer, especially a kind of rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer and working method thereof.
Background technology
During traditional agriculture was produced, applying pesticides in the arable farming pattern, to spread fertilizer over the fields fertilizer mostly be separate operation, and not only time-consuming but also effort was incompatible with the development of modern high-efficiency agriculture.In the particularly near stage, China carries out the process of urbanization in acceleration, the urbanization construction, and after shifted in the city, a lot of local agricultural workforce's shortage problems seriously highlighted in a large number for people in the countryside, rural laborer; China's agricultural to intensification, mass-producing, high efficiency development, faces human resources situation in short supply now.Thereby modern high-efficiency agriculture production needs multi-functional " medicine is fertile " product not only has the usefulness of fertilizer but also have the usefulness of agricultural chemicals, and applied once can be accomplished two or more operations simultaneously, reaches dual or multi-efficiency, realizes the laborsaving purpose of saving of work and time.Scientific-technical progress will become simplification to complicated thing exactly; Saving of work and time is laborsaving to be exactly to liberate the productive forces; Numerous working people are freed from loaded down with trivial details farming is engaged in, go to create more social benefit, meet the reason of " lazyboot's science "; So scientific-technical progress is being represented in the generation that medicine is fertile, be the needs of modern high-efficiency agriculture development.
The direct sowing of rice technology is the rice cropping pattern that China's rise in recent years is come; It compares the operation of saving the conventional cultivation seedling, pull up seedlings and transplant seedlings with the traditional cultivation pattern, turn over whole ground or rake after big field directly sow, make that paddy rice ripe results from the seed germination to the paddy rice all are at this Tanaka continuous growth; Shortened the vegetative period of paddy rice; But the saving of labor, laborsaving, save rice seedling bed and seed, improved economic benefit, help power operation.But direct seading rice seeding stage field shade rate is little, and field soil keeps moistening or shoaling layer; Very suitable weed germination and growth, therefore, the weeds kind and the quantity of direct sowing rice field are more than transplant field, seedling throwing field; And synchronous with paddy growth, prevent and kill off difficulty more.At present, the main method of rice direct seeding field weeding is: herbicide spraying weeding when cooperation harrowed a field in 3-5 days before < 1>taked to broadcast; < 2>broadcasting back (first goes out the natural plant height peak) herbicide spraying sealing weeding in the time of 2-5 days; < 3>(second goes out the natural plant height peak) herbicide spraying when broadcasting back 15-20 days.The management of rice direct seeding field conventional criteria is carried out eliminating for twice at least, has that dosage is many, cost is high, time-consumingly takes a lot of work, drawback such as contaminate environment.Weeds harm is the biggest problem of direct sowing of rice technology popularization, realizes disposable eliminating in the direct seading rice field, direct sowing of rice technology popularization is used have important practical significance.
The research of Weed removal medicinal fertilizer is on the books in phase early 1960s; Once kind surplus the weedicide 300 that proposed to use with fertilizer; But have 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.Owing to the development need of high-efficiency agriculture, the fertile good effect of medicine has obtained broad masses' approval in recent years, thereby has promoted the fertile researchdevelopment of medicine.
One Chinese patent application " fertilizer granules " (200810028882.7 open days on December 10th, 2008 of application number) discloses the fertilizer granules that a kind of agriculture prodn that contains weedicide and fertilizer is used, and is formed by benbbensulfuronmethyl, the third careless amine or quinclorac, dispersing auxiliary, safener, sustained release dosage, middle trace element zinc, boron and macroelement NPK fertilizers mixing granulation." Weed removal medicinal fertilizer for paddy rice and the method for manufacture thereof " of the previous exploitation of contriver (200710135666.8 open days on October 10th, 2007 of the patent No.) is mixed and made into Weed removal medicinal fertilizer for paddy rice according to a certain ratio with benbbensulfuronmethyl, the third careless amine, tensio-active agent, safener, solubility promoter and carrier fertilizer (N) etc.Although above-mentioned patent has been mentioned pesticide herbicide benbbensulfuronmethyl, the third careless amine and carrier fertilizer (or compound manure) and has been pressed the Weed removal medicinal fertilizer of different components, content composition; Weed removal medicinal fertilizer security, stability and effect receive multiple factor affecting; Special and its composition is closely bound up; Yet how prior art does not bring into play best weeding drug effect to benbbensulfuronmethyl and the third careless amine is carried out more deep research.In addition; Generally adopt organic solvent in the fertile production of medicine at present; Select for use N-methyl two pyrroles to iron solubility promoter dilutions such as cyclic ketones, tetramethylene sulfone, methyl alcohol like contriver's aforementioned patent,, pesticide herbicide is sprayed coating make the fertile particle mixture of medicine to carrier fertilizer (N) according to coating method principle.These class methods are unfavorable for production operation, and exist the danger of serious environment pollution.
Summary of the invention
The technical problem that the present invention will solve provides rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer and the working method thereof that a kind of security is good, stability is good, effect is good, pollution reduces.
For solving the problems of the technologies described above; The present invention takes following technical scheme: rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer; Mainly pressing column weight amount per-cent by weedicide, nitrogenous fertilizer and auxiliary agent processes: weedicide: benbbensulfuronmethyl 0.01%-0.15%, the third careless amine 0.09%-1.0%; Nitrogenous fertilizer: total nitrogen accounts for 15%-35%, auxiliary agent: aqueous solvent 0.2%-2.0%, stablizer 0.1%-1.0%, diffusant 0.2%-2.0%, safener 0.05%-3.0%; All the other are filler; The weight ratio of the benbbensulfuronmethyl and the third careless amine is 1:9, nitrogenous fertilizer by urea and ammonium sulfate by weight forming for 1:2.
Weedicide accounts for the 0.1%--0.42% of the fertile gross weight of medicine.
Stablizer is the mixture of potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol.
The weight ratio of potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol is 1:2-1:1.
Diffusant is the mixture of AEO and castor oil polyoxyethylene ether.
The weight ratio of AEO and castor oil polyoxyethylene ether is 1:2-1:1.
Safener is allyl dichloride amine, fenclorim, 2, one or more during 4-drips.
Safener is allyl dichloride amine, fenclorim, 2, during 4-drips any two kinds, and its weight ratio is 1:3-1:1.
Filler is one or more in kaolin powder, clay powder, the zeyssatite.
The working method of above-mentioned rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer may further comprise the steps:
< 1>preparation agricultural-chemical suspension mixture is solvent with water, the former medicine of benbbensulfuronmethyl, the third careless amine crude oil, stablizer, diffusant and safener is added in the entry mix, and promptly gets;
< 2>the nitrogenous fertiliser granulates of preparation is thrown into urea and ammonium sulfate in the mixing tank and is mixed with fillers such as kaolin, clay powders, through drum granulating, dry and cool off, promptly gets;
< 3>preparation agricultural chemicals Weed removal medicinal fertilizer particle mixture adopts spraying coating method, and the agricultural-chemical suspension mixture spraying coating of step < 1>on the nitrogenous fertiliser granulates of step < 2 >, is mixed, and promptly gets.
To the problem that existing Weed removal medicinal fertilizer exists, the contriver further improves on former patent basis, improves and has promoted the Weed removal medicinal fertilizer correlation technique, mainly is:
(1) in the Weed removal medicinal fertilizer for paddy rice combination that contains pesticide herbicide benbbensulfuronmethyl, the third careless amine effective ingredient at present; Searched out best proportioning; When the weight ratio of the benbbensulfuronmethyl and the third careless amine was 1:9, its synergism was the most remarkable, to the co-toxicity EC of barnyard grass in paddy field and nutgrass flatsedge
50Be 0.75mg/L, the synergy multiple is 1.97 times;
(2) former patent carrier fertilizer (N) is made optimization; It is 1: 2 that the optimum weight ratio of deriving fertile urea and ammonium sulfate is visited in research; Its total nitrogen (N) 15%-35%; Use according to this, the tiller number of paddy rice, plant height, leaf are wide, number of productive ear and output all are better than other, and have overcome nitrogenous fertilizer (ammonium chloride) and use unsafe present situation seedling stage at rice direct seeding field;
(3) research filters out a kind of Weed removal medicinal fertilizer that can guarantee has the stablizer (potassium primary phosphate and 2 of stabilization; The mixture of 6-ditertbutylparacresol); After adding by a certain percentage, weedicide effective constituent rate of decomposition can be controlled in below 8%, improves the steady quality performance of Weed removal medicinal fertilizer;
(4) with water be solvent, adopt spraying coating legal system to be equipped with the agent for removing grass in paddy field medicament-fertilizer mixture, safety and environmental protection, minimizing are polluted, are beneficial to production operation, have ensured personnel safety;
(5) the good diffusant that filters out, adopt a certain proportion of AEO and castor oil polyoxyethylene ether mixture replacing the tensio-active agent in the former patent, can guarantee to produce the smooth implementation of agricultural-chemical suspension mixture with water as solvent;
(6) propose to unite and use allyl dichloride amine, fenclorim, 2, multiple as the composite safe agent during 4-drips is than the more outstanding safety of single use herbicide-safener (4,6-two chloro-2-phenyl-pyrimidines).
(7) use rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer of the present invention; Can use in rice direct seeding field early stage (when live rice shoot is 1.5-2.0 leaf phase or base manure); Also can growth use early stage, or used in 5-10 days rice transplanting (rice transplanting) back in rice transplanting (rice transplanting) field; According to paddy growth nutritional needs characteristic, weedicide content and safe handling amount, its amount of application is 5-40 kilogram/mu; Compare with the Weed removal medicinal fertilizer product of other compatibilities, drug action of the present invention strengthens 12%, fertilizer efficiency effect raising the output 10%.
Embodiment
Research situation and embodiment below in conjunction with rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer further specify content of the present invention.
The research of rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer
The contriver combines effect to pesticide herbicide composition benbbensulfuronmethyl in the rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer with the best compatibility of best synergism, nutriment in a fertilizer and the medicine fertilizer of the third careless amine, has carried out correlation test research and field experiment.
One, the best synergy test research of pesticide herbicide
(1) supplies the reagent agent
A. benbbensulfuronmethyl 95% former medicine (Jiangsu Changlong Chemical Co's product); B. the third careless amine 95% former medicine (Jiangsu Changlong Chemical Co's product); C. the benbbensulfuronmethyl third careless amine mixture (being designated hereinafter simply as benzyl third grass) 1#, 2#, 3#,, 4#, 5# (utilizing benbbensulfuronmethyl and the former medicine of the third careless amine, formulated) in the ratio of effective constituent 1:5,1:7,1:9,1:11,1:13.
(2) measuring method
Soak 36h to the seed of barnyard grass grass of preserving (Echinochloa rusglli) and cyperus iria (Cyperus iria) earlier, the consistent seed that shows money or valuables one carries unintentionally is chosen in vernalization when seed is sprouted, measure with the cuvette method.To the long inhibiting rate of the bud of two kinds of grass, set up the virulence regression equation of each medicament according to each medicament, calculate concentration (EC in the inhibition of each medicament then with method of least squares
50), with reference to the cotoxicity coefficient (CTC) of each medicament of Sun Yunpei (1960) method calculating, estimate its synergism.
(3) measure the result
Test-results is seen table 1.
Different proportioning mixtures of table 1 and monomer whose are to co-toxicity and the synergism of barnyard grass grass and nutgrass flatsedge
From the EC of effective constituent to barnyard grass grass and the long inhibiting rate of nutgrass flatsedge bud
50See that in the different proportioning mixtures of the benbbensulfuronmethyl third careless amine, virulence height order is: benzyl third careless 3#＞2#＞1#＞4#＞5#, the highest with the benzyl third careless 3# virulence, its EC
50Be 0.75 mg/l, minimum with the virulence of the benzyl third careless 5# proportioning mixture, its EC
50Be 1.15mg/l.Because composite dose EC
50All less than single agent, explain composite after, improved the virulence of medicament to barnyard grass grass and nutgrass flatsedge.
Toxicity index with benbbensulfuronmethyl is 100, calculates the relative virus force index of other medicament, according to the composition of two kinds of effective constituents in each mixture, tries to achieve the theoretical toxicity index of different proportioning mixtures, tries to achieve the cotoxicity coefficient of different proportioning mixtures according to this, sees table 1.It is thus clear that in several proportioning mixtures of measuring, (benbbensulfuronmethyl: the third careless amine=1:9) cotoxicity coefficient is maximum, reaches 197.11, and its co-toxicity to barnyard grass grass and nutgrass flatsedge has improved 97.11% with the benzyl third careless 3#.
The above results shows, the weedicide assembly is with benbbensulfuronmethyl in the medicine fertilizer: third careless amine=1:9 is best proportioning.
Two, the best compatibility experimental study of the nitrogenous fertilizer of carrier
(1) supplies examination fertilizer
20% ammonium sulfate (Liuzhou fertilizer plant), 46% urea (Yunnan Yun Wei Group Co.,Ltd) are mixed into mixed fertilizer to urea and ammonium sulfate respectively in the ratio of 1:0,1:1,1:2,1:3,2:1,3:1.
(2) measuring method
Make an experiment in the greenhouse with pot-culture method, gather the top layer mud from the paddy field of fertile soil and return indoorly, containing in diameter is in the plastic tub of 33cm, every basin 5kg, smooth back program request is through 20 of the rice paddy seeds of vernalization, kind be in excellent 253.Put in 26～30 ℃ of greenhouses, grow to 4 leaf phase applying fertilizers in paddy rice, amount of application is for amounting to purity nitrogen 1.8kg/667m
2, 3 repetitions of every processing.
Apply fertilizer and carried out the paddy growth condition survey in back 20 days, method is: every basin is got 10 strains, investigates the plant height of the tiller number of every strain, main seedling and the width of the long blade of every strain.
(3) measure the result
Test-results is seen table 2.
The different proportionings with ammonium sulfate of urea are to paddy growth influence test in the table 2 medicine fertilizer
Visible by table 2, the tiller number of the paddy rice of the processing of adding ammonium sulfate, plant height, the single height of Ye Kuanjun ratio in the medicine fertilizer with urea, and reach significant difference; And urea is different with the ratio of ammonium sulfate in the medicine fertilizer, and also different to the influence that tiller number, plant height, the leaf of paddy rice are wide, wherein the ratio with urea and ammonium sulfate is that 1:2 can promote growing of paddy rice, its tiller number, plant height, wide other proportionings that all are higher than of leaf.Therefore, consider that from the price factor of above-mentioned each side and fertilizer nitrogenous fertilizer is that 1:2 is good with the ratio of urea and ammonium sulfate in the medicine fertilizer.
Three, weedicide and fertilizer are mixed and made into the influence experimental study of Weed removal medicinal fertilizer to herbicidal effect
(1) supplies the examination material
A, the fertile mixture of 0.2% benzyl, third herbal medicine: the ratio of pressing benzyl third grass (1:9) mixture 0.2% (folding effective constituent, down together)+urea and ammonium sulfate (1:2) mixtinite 69.8%+ filler (wherein containing auxiliary agent) 30% is made into mixed preparation.
B, 0.2% benzyl, the third careless mixture:, be made into mixture as the contrast medicament in the ratio of benzyl third grass (1:9) mixture 0.2%+ filler (wherein containing auxiliary agent) 99.8%.
(2) measuring method
Make an experiment in the greenhouse with pot-culture method, two kinds of mixtures all are provided with treatment dosage, i.e. a 10kg/667m
2(1.0g/ basin), every processing 1 basin is established 3 repetitions.
Gather the top layer mud from the paddy field of fertile soil and return indoorly, contain in the square porcelain basin of 33.3 * 20cm, every basin 2.5kg, each 20 of the barnyard grass kind that smooth back program request has just been sprouted through vernalization, nutgrass flatsedge kinds are put in 26～30 ℃ of greenhouses dispenser during to these two kinds of careless withdrawals of needle.During dispenser, be adjusted into 0.5cm to the depth of water in the basin,, evenly be sprayed onto in the basin and supply on the examination grass by design dosage then supplying the reagent agent with the clear water dilution that contains 0.1% soil temperature-80.Keep in 10 days behind the medicine that water layer is about 0.5cm in the basin, after 10 days, keep moistening in the basin other weeds are grown.Behind medicine, investigated each basin barnyard grass, nutgrass flatsedge survival strain number in 10 days; Collect all weeds of each basin (comprising monocotyledon weed and the broadleaf weed that grew naturally afterwards) in 30 days behind the medicine and claim its fresh weight, and compare control effect.
(3) measure result's (seeing table 3)
Table 3 weedicide mixes the influence test to herbicidal effect with fertilizer
Visible by table 3; Benzyl third grass (1:9) is with after fertilizer is mixed into 0.2% benzyl, third grass (1:9) medicament-fertilizer mixture; Apparently higher than benzyl third grass (1:9) mixture, drug effect improves 15%, explains that this proportioning weedicide and fertilizer are mixed and made into the Weed removal medicinal fertilizer drug action and strengthen obvious to the preventive effect that supplies the examination weeds for it.
Four, the field test effect of Weed removal medicinal fertilizer for paddy rice comparison
1. test with medicament
Test medicine-0.2% benbbensulfuronmethyl third careless amine the fertilizer granules (the weedicide compatibility: the careless amine=1:9 of benbbensulfuronmethyl+third,
Carrier fertilizer (16%): urea+ammonium sulphate=1+2), form according to following examples 1.
The contrast medicament A-0.2% benbbensulfuronmethyl third careless amine fertilizer granules (the weedicide compatibility: the careless amine=1:9 of benbbensulfuronmethyl+third,
Carrier fertilizer (16%): urea+ammonium chloride=1+2).
The contrast medicament B-0.2% benbbensulfuronmethyl third careless amine fertilizer granules (the weedicide compatibility: the careless amine=1:5 of benbbensulfuronmethyl+third,
Carrier fertilizer (16%): urea+ammonium sulphate=1+2).
The contrast medicament C-0.2% benbbensulfuronmethyl third careless amine fertilizer granules (the weedicide compatibility: the careless amine=1:11 of benbbensulfuronmethyl+third,
Carrier fertilizer (16%): urea+ammonium sulphate=1+2).
The contrast medicament D-0.2% benbbensulfuronmethyl third careless amine fertilizer granules (the weedicide compatibility: the careless amine=1:5 of benbbensulfuronmethyl+third,
Carrier fertilizer (16%): urea+ammonium chloride=1+2).
The contrast medicament E-0.2% benbbensulfuronmethyl third careless amine fertilizer granules (the weedicide compatibility: the careless amine=1:11 of benbbensulfuronmethyl+third,
Carrier fertilizer (16%): urea+ammonium chloride=1+2).
Blank test: the not dispenser of applying fertilizer (carrier fertilizer (16%): urea+ammonium sulphate=1+2).
2. controlling object
(1) Semen Euphorbiae [Leptochloria chinesis.]
(2) barnyard grass grass [Echinochloa crusgalli (L.) Beauv.]
(3) Herba Cyperi Difformis [Cyperus difformis L.]
(4) purslane [Potulaca oleracea L.]
3. test is handled
Test medicine and contrast medicament, consumption is executed by 10 kg/667 ㎡, and the fertilizer of equivalent, not spraying herbicide are directly spread fertilizer over the fields in blank test; Grow to the 1.5-2.0 leaf phase at the rice direct seeding field rice shoot and directly spread fertilizer over the fields, keep 1-2 centimetre in water in field when spreading fertilizer over the fields, undertaken by normal field management later on, each sub-district water and fertilizer management is consistent.Carried out the preventive effect investigation behind the medicine in 25 days, 45 days, test-results sees the following form 4, table 5, table 6, table 7:
Table 4 is respectively handled behind the medicine 25 days to direct sowing of rice field weed strain preventive effect
Table 5 is respectively handled behind the medicine 45 days to direct sowing of rice field weed strain preventive effect
Table 6 is respectively handled behind the medicine 45 days to direct sowing of rice field weed fresh weight preventive effect
Paddy was surveyed the product result after the direct sowing of rice field weed was prevented and kill off in each processing of table 7
Field test effect shows, the fertile GR of the test medicine-0.2% benbbensulfuronmethyl third careless amine medicine (forming) according to following examples 1, and under identical mu amount of application, the Weed removal medicinal fertilizer for paddy rice of different compatibility preparations, its effect has the significance difference distance:
1) identical weedicide compatibility has gap under different carriers fertilizer (N), and test medicine Weed removal medicinal fertilizer and contrast medicament A comparison: drug effect improves more than 12%, and stimulation ratio improves 11%.
2) different weedicide compatibilities have gap under same vehicle fertilizer (N), and test medicine Weed removal medicinal fertilizer and contrast medicament B, C comparison: drug effect improves 13-15%, and stimulation ratio improves 10%.
3) different weedicide compatibilities have gap under different carriers fertilizer (N), and test medicine Weed removal medicinal fertilizer and contrast medicament D, E comparison: drug effect improves 12-15%, and stimulation ratio improves 15%.
The test-results comparison, Weed removal medicinal fertilizer for paddy rice product of the present invention is than the Weed removal medicinal fertilizer for paddy rice product of other compatibilities, and effect is greatly improved, and drug action strengthens 12%, fertilizer efficiency effect raising the output 10%.
Five, stablizer is to pesticide herbicide ingredient stability property test effect (seeing table 8) in the rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer of the present invention
The test of table 8 heat storage stability
Weed removal medicinal fertilizer for paddy rice is used organic bases (acid) used as stabilizers such as trolamine, glacial acetic acid usually before optimizing; Mainly mounting medium is carried out the pH value adjustment, the stabilising effect fluctuation is bigger, and the stablizer (potassium primary phosphate and 2 that research filters out; The mixture of 6-ditertbutylparacresol); After adding by a certain percentage, weedicide effective constituent rate of decomposition can be controlled in below 5%, significantly improves the steady quality performance of Weed removal medicinal fertilizer.
Test-results can be known: after adding stablizer in the rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer pesticide herbicide is had tangible stabilization, weedicide effective constituent rate of decomposition can be controlled in below 3.5%, reduces by 5% than before optimizing, and quality product gets a promotion.
Embodiment 1
Rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer is mainly pressed column weight amount per-cent by weedicide, nitrogenous fertilizer and auxiliary agent and is processed: weedicide: accounts for 0.1% of the fertile gross weight of medicine, be mixed with by weight 1:9 by the benbbensulfuronmethyl and the third careless amine;
Nitrogenous fertiliser granulates: account for 99% of the fertile gross weight of medicine, be made up of urea, ammonium sulfate and filler kaolin powder etc., wherein urea and ammonium sulfate compatibility are by weight 1:2, and total nitrogen accounts for 30%;
Auxiliary agent: account for 0.9% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%,
Stablizer: 0.2%, by potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol by weight the 1:1 compatibility;
Diffusant: 0.3%, by AEO (AE) and castor oil polyoxyethylene ether by weight the 1:1 compatibility;
Safener: 0.1%, by allyl dichloride amine and fenclorim by weight the 1:1 compatibility;
Produce the live field of the rice terrace farming agricultural chemicals herbicide fertilizer granules of 0.1% benbbensulfuronmethyl, the third careless amine according to the following steps:
< 1>preparation agricultural-chemical suspension mixture is solvent with water, by processing requirement the former medicine of benbbensulfuronmethyl, the third careless amine crude oil, stablizer, diffusant and safener is added in the entry to mix, and promptly gets the agricultural-chemical suspension mixture;
< 2>the nitrogenous fertiliser granulates of preparation is thrown into urea and ammonium sulfate in the mixing tank and is mixed with the filler kaolin powder, through drum granulating, dry and cool off, promptly gets 30% nitrogenous fertiliser granulates;
< 3>preparation agricultural chemicals Weed removal medicinal fertilizer particle mixture adopts spraying coating method, and the agricultural-chemical suspension mixture spraying coating of step < 1>on the nitrogenous fertiliser granulates of step < 2 >, is mixed, and promptly gets stable agricultural chemicals Weed removal medicinal fertilizer particle mixture.
Method of use and effect: use as base manure at rice direct seeding field; Sowing amount 20-30kg/ mu; Maintain after executing water in field 1-2 centimetre water layer 2-3 days; Treat to broadcast after water in field falls to doing into seed (seed plant earlier bubble show money or valuables one carries unintentionally), can control the weed encroachmenies such as Semen Euphorbiae, barnyard grass grass, Herba Cyperi Difformis, Sheathed Monochoria of rice direct seeding field effectively, realize the weeding synchronous effect that applies fertilizer.
Embodiment 2
Rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer is mainly pressed column weight amount per-cent by weedicide, nitrogenous fertilizer and auxiliary agent and is processed: weedicide: accounts for 0.2% of the fertile gross weight of medicine, be mixed with by weight 1:9 by the benbbensulfuronmethyl and the third careless amine;
Nitrogenous fertiliser granulates: account for 99% of the fertile gross weight of medicine, be made up of urea, ammonium sulfate and filler kaolin powder etc., wherein urea and ammonium sulfate compatibility are by weight 1:2, and total nitrogen accounts for 16%;
Auxiliary agent: account for 0.8% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%,
Stablizer: 0.2%, by potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol by weight the 1:2 compatibility;
Diffusant: 0.2%, by AEO (AE) and castor oil polyoxyethylene ether by weight the 1:1 compatibility;
Safener: 0.1%, by allyl dichloride amine and fenclorim by weight the 1:1 compatibility.
Produce the rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer of 0.2% benbbensulfuronmethyl, the third careless amine with reference to the method for embodiment 1.
Method of use and effect: grow to the 1.5-2.0 leaf phase at the rice direct seeding field rice shoot and use; Sowing amount 10-15kg/ mu; Maintain after executing water in field 1-2 centimetre water layer 5-7 days; Can prevent and kill off the weeds such as Semen Euphorbiae, barnyard grass grass, Herba Cyperi Difformis, Sheathed Monochoria of rice direct seeding field effectively, simultaneously paddy rice had to topdress and put forward the effect of seedling.
Embodiment 3
Rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer is mainly pressed column weight amount per-cent by weedicide, nitrogenous fertilizer and auxiliary agent and is processed: weedicide: accounts for 0.24% of the fertile gross weight of medicine, be mixed with by weight 1:9 by the benbbensulfuronmethyl and the third careless amine;
Nitrogenous fertiliser granulates: account for 99% of the fertile gross weight of medicine, be made up of urea, ammonium sulfate and filler kaolin powder etc., wherein urea and ammonium sulfate compatibility are by weight 1:2, and total nitrogen accounts for 20%;
Auxiliary agent: account for 0.76% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.3%,
Stablizer: 0.1%, by potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol by weight the 1:2 compatibility;
Diffusant: 0.3%, by AEO (AE) and castor oil polyoxyethylene ether by weight the 1:1 compatibility;
Safener: 0.06%, by 2,4-drip with fenclorim by weight the 1:3 compatibility.
Produce the rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer of 0.24% benbbensulfuronmethyl, the third careless amine with reference to the method for embodiment 1.
Method of use and effect: in rice transplanting (rice transplanting) the last 5-10 days, spread fertilizer over the fields big Tanaka equably and get final product, sowing amount 10-15kg/ mu.Maintain after executing water in field 1-2 centimetre water layer 5-7 days, can prevent and kill off weed encroachmenies such as rice terrace Semen Euphorbiae, barnyard grass grass, Herba Cyperi Difformis, Sheathed Monochoria effectively, realize weeding fertilising synchronous effect.
Embodiment 4
Rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer is mainly pressed column weight amount per-cent by weedicide, nitrogenous fertilizer and auxiliary agent and is processed: weedicide: accounts for 0.42% of the fertile gross weight of medicine, be mixed with by weight 1:9 by the benbbensulfuronmethyl and the third careless amine;
Nitrogenous fertiliser granulates: account for 99% of the fertile gross weight of medicine, be made up of urea, ammonium sulfate and filler kaolin powder etc., wherein urea and ammonium sulfate compatibility are by weight 1:2, and total nitrogen accounts for 30%;
Auxiliary agent: account for 0.58% of the fertile gross weight of medicine, wherein
Aqueous solvent: 0.2%,
Stablizer: 0.1%, by potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol by weight the 1:2 compatibility;
Diffusant: 0.2%, by AEO (AE) and castor oil polyoxyethylene ether by weight the 1:2 compatibility;
Safener: 0.08%, by allyl dichloride amine and fenclorim by weight the 1:1 compatibility.
Produce the rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer of 0.42% benbbensulfuronmethyl, the third careless amine with reference to the method for embodiment 1.
Method of use and effect: planted the back 5-10 days in the paddy rice throwing, spread fertilizer over the fields big Tanaka equably and get final product, sowing amount 5-8kg/ mu.Maintain after executing water in field 1-2 centimetre water layer 5-7 days, can prevent and kill off weed encroachmenies such as rice terrace Semen Euphorbiae, barnyard grass grass, Herba Cyperi Difformis, Sheathed Monochoria effectively, realize weeding fertilising synchronous effect.
Claims (10)
1. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer is characterized in that mainly pressing column weight amount per-cent by weedicide, nitrogenous fertilizer and auxiliary agent processes:
Weedicide: benbbensulfuronmethyl 0.01%-0.15%, the third careless amine 0.09%-1.0%,
Nitrogenous fertilizer: total nitrogen accounts for 15%-35%,
Auxiliary agent: aqueous solvent 0.2%-2.0%, stablizer 0.1%-1.0%, diffusant 0.2%-2.0%, safener 0.05%-3.0%; All the other are filler;
The weight ratio of the said benbbensulfuronmethyl and the third careless amine is 1:9, said nitrogenous fertilizer by urea and ammonium sulfate by weight forming for 1:2.
2. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 1 is characterized in that: said weedicide accounts for the 0.1%-0.42% of the fertile gross weight of medicine.
3. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 1 is characterized in that: said stablizer is the mixture of potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol.
4. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 3 is characterized in that: the weight ratio of said potassium primary phosphate and DBPC 2,6 ditertiary butyl p cresol is 1:2-1:1.
5. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 1 is characterized in that: said diffusant is the mixture of AEO and castor oil polyoxyethylene ether.
6. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 5 is characterized in that: the weight ratio of said AEO and castor oil polyoxyethylene ether is 1:2-1:1.
7. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 1 is characterized in that: said safener is allyl dichloride amine, fenclorim, 2, one or more during 4-drips.
8. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 7 is characterized in that: said safener is allyl dichloride amine, fenclorim, 2, during 4-drips any two kinds, and its weight ratio is 1:3-1:1.
9. rice direct seeding field agricultural chemicals Weed removal medicinal fertilizer according to claim 1 is characterized in that: said filler is one or more in kaolin powder, clay powder, the zeyssatite.
10. according to the working method of the said rice direct seeding field agricultural chemicals of claim 1 Weed removal medicinal fertilizer, it is characterized in that may further comprise the steps:
< 1>preparation agricultural-chemical suspension mixture is solvent with water, the former medicine of benbbensulfuronmethyl, the third careless amine crude oil, stablizer, diffusant and safener is added in the entry mix, and promptly gets;
< 2>the nitrogenous fertiliser granulates of preparation is thrown into urea and ammonium sulfate in the mixing tank and is mixed with fillers such as kaolin, clay powders, through drum granulating, dry and cool off, promptly gets;
< 3>preparation agricultural chemicals Weed removal medicinal fertilizer particle mixture adopts spraying coating method, and the agricultural-chemical suspension mixture spraying coating of step < 1>on the nitrogenous fertiliser granulates of step < 2 >, is mixed, and promptly gets.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050149A (en) * | 2007-03-12 | 2007-10-10 | 廖克祥 | Weed removal medicinal fertilizer for paddy rice, and fabricating method |
| CN101318860A (en) * | 2008-06-17 | 2008-12-10 | 惠州市中迅化工有限公司 | Pesticide fertilizer granular formulation |
| CN101475420A (en) * | 2009-01-23 | 2009-07-08 | 深圳市朗钛生物科技有限公司 | Fertilizer water-dispersion granule and preparation thereof |
-
2012
- 2012-05-28 CN CN201210169625.1A patent/CN102674973B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050149A (en) * | 2007-03-12 | 2007-10-10 | 廖克祥 | Weed removal medicinal fertilizer for paddy rice, and fabricating method |
| CN101318860A (en) * | 2008-06-17 | 2008-12-10 | 惠州市中迅化工有限公司 | Pesticide fertilizer granular formulation |
| CN101475420A (en) * | 2009-01-23 | 2009-07-08 | 深圳市朗钛生物科技有限公司 | Fertilizer water-dispersion granule and preparation thereof |
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