CN100452976C - Preparation method and application of compound pesticide for preventing cyrtotrachelus buqueti - Google Patents
Preparation method and application of compound pesticide for preventing cyrtotrachelus buqueti Download PDFInfo
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- CN100452976C CN100452976C CNB2007100482466A CN200710048246A CN100452976C CN 100452976 C CN100452976 C CN 100452976C CN B2007100482466 A CNB2007100482466 A CN B2007100482466A CN 200710048246 A CN200710048246 A CN 200710048246A CN 100452976 C CN100452976 C CN 100452976C
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Abstract
The invention relates to a method for manufacturing compound pesticide for preventing and curing Cyrtotrachelus buqueti Guer according to its generating regularity and life habit and the application of the pesticide. The manufacture method comprises calculating, preparing material, pulverizing for preparing powder, sanding, capsulating and bottling. The suspension type compound pesticide is composed of active ingredient containing triazophos, fipronil, and avermectin, and accessories such as surfactant, antifoam agent and penetrant. The control efficiency of the pesticide can reach to over 80% through the application method of the invention. The parenchymatous characteristics of the invention are: simple process, plentiful and cheap raw material resource, low cost, easy application, no toxicity, no environmental pollution, high efficiency, and low residual. The compound pesticide can concordance the relationship of insect control and environmental protection, has active significance in promoting the economical development of bamboo and good generalization and application perspective.
Description
Technical field:
The present invention relates to a kind of agricultural chemicals, be particularly related to a kind of using method of this Recompounded pesticide control cyrtotrachelus bugueti guer of application of the preparation method that is used to prevent and treat the cyrtotrachelus bugueti guer Recompounded pesticide, specifically a kind of application that prevents and treats preparation method He this Recompounded pesticide of cyrtotrachelus bugueti guer Recompounded pesticide.
Background technology
Just present, fall trees and be subjected to strict restriction, tradition uses timber as the production technology of the research of the production industry of raw material active development " wood substituted by bamboo " and obtained good effect, particularly paper industry and mostly adopted the alternative timber of bamboo wood as main raw materials for production.Huge bamboo wood demand city field excitation the enthusiasm for production of bamboo farming, the plantation area of bamboo grove enlarges rapidly.According to investigation: only domestic bamboo grove area has played positive role just up to 800,000 mu to the high speed development that promotes local forest economy in the Leshan, Sichuan Province.But in the establishing in large scale bamboo grove, the population quantity and the density of having brought out the cyrtotrachelus bugueti guer of harm bamboo grove again rise year by year, harmfulness is increasingly sharpened, the economic loss that is caused is very huge, and according to initial estimate, only the annual economic loss in Leshan, Sichuan Province is just up to more than 50,000,000 yuan.So-called cyrtotrachelus bugueti guer (Cyrtotrachelus buqueti Guer) belongs to coleoptera weevil Superfamily Curculionidae insect, its main harm cizu (Sinocalamus affinis McClure), the bambusa texlitis bamboo bamboo shoots that grow thickly such as (Bambuusa textiles McClure) are one of main high-risk property pests that seriously jeopardize production of forestry.According to investigation: cyrtotrachelus bugueti guer mainly is distributed in south east asia such as China and Vietnam, Burma, Thailand, is distributed widely in ground such as Sichuan, Chongqing, Guangdong, Guangxi, Guizhou in that China is domestic.In recent years, the quantity of report cyrtotrachelus bugueti guer insect pest the condition of a disaster and institute's direct economic loss that causes are all constantly soaring, in general it is 50-80% to the bamboo grove hazard ratio, have serious the time up to 100%, as seen: cyrtotrachelus bugueti guer presents quick its spread in china severe situation occurred frequently to the harmfulness of China's production of forestry, the State Administration of Forestry issues " about issuing the notice of the dangerous pest list of forestry " (No. [2003] 14, the anti-letter of inspection) on April 7th, 2003, cyrtotrachelus bugueti guer has been classified as one of dangerous pest of China's forestry.According to investigating observation and consulting data of literatures: the characteristic of cyrtotrachelus bugueti guer is 1 year generation, mid-July, adult began to be unearthed, mid-August is for being unearthed the Sheng phase, late September adult live in seclusion in underground surviving the winter and reach 11 months, the back of being unearthed is by boring food bamboo shoots extra-nutrition, moth food harm bamboo shoots, begin breeding after 2-3 days, larva life cycle is shorter, and first-instar young goes out bamboo shoot and buries and pupate after about 15 days, growth rate is exceedingly fast, and activity only has one-month period and has habits such as disguise, migrating property on the ground.Bring great difficulty for the work that prevents and treats and kill cyrtotrachelus bugueti guer, deliver the article record of " cypermethrin and bleeding agent are mixed control cyrtotrachelus bugueti guer test " according to " Anhui agricultural science " the 17th phase in 2006: adopt cypermethrin and be that main body is added No. 3 permeable synergistic agent of Budweiser the cizu cyrtotrachelus bugueti guer is prevented and treated test with the cypermethrin, employing is estimated control efficiency with bamboo shoots well-thought-out plan rate, and the well-thought-out plan rate also only can be increased to 74.1% from 50.2%.Up to now, do not see the relevant report that is exclusively used in the highly effective pesticide of control cyrtotrachelus bugueti guer as yet.Develop a kind of problem that presses for solution in the present just forestry plant protection work of the highly efficiency compositional agricultural chemicals of preventing and treating and kill cyrtotrachelus bugueti guer, this problem also to be solved by this invention just of being exclusively used in as early as possible.
Summary of the invention
The objective of the invention is life habit and pests occurrence rule at cyrtotrachelus bugueti guer, the preparation method of control cyrtotrachelus bugueti guer Recompounded pesticide and the application of this Recompounded pesticide have been proposed, it is by laboratory research and field trial repeatedly, and in existing insecticide, compare screening, optimize with Hostathion (phentriazophos), fluorine worm nitrile (fipronil) and three kinds of insecticides of Olivomitecidin (abamectin) are quantitatively prepared, and the Recompounded pesticide of making by pesticide production technology, cyrtotrachelus bugueti guer had stomach toxicity and action of contace poison, effect quite significantly and the drug effect duration reach more than 15 days, control efficiency can be stablized and reaches more than 84%.The Recompounded pesticide of the control cyrtotrachelus bugueti guer that the present invention proposes has efficiently, the outstanding advantage of wide spectrum and low-residual, its production technology is simple and direct, raw material is inexpensive, low cost of manufacture, the preparation and use very convenient, to the people, animal low toxicity, pollution-free to bamboo wood and surrounding enviroment, be the desirable agricultural chemicals that worm and environmental protection relation are controlled in the fine coordination of a kind of energy.The present invention is achieved by the following technical solution:
A kind of preparation method of preventing and treating the cyrtotrachelus bugueti guer Recompounded pesticide is characterized in that: it carries out according to the following steps:
(1) metering is got the raw materials ready: the weight proportion by following active component takes by weighing raw material:
Hostathion 30-120
Fluorine worm nitrile 10-40
Olivomitecidin 30-120;
(2) powder crushing process: will measure the raw material that takes by weighing in the material preparation step and mix to pulverize and make mixed powder, the control particle diameter is less than 0.04mm;
(3) sand milling micro mist: the mixed powder of making in the powder crushing process step is sent into sand mill, the 4-8% that presses mixed powder weight adds the surfactant monostearate, the 1-4% that presses mixed powder weight adds the defoamer dimethicone, the 1-4% that presses mixed powder weight adds bleeding agent succinate sodium sulfonate, 90-600% by mixed powder weight adds entry, start sand mill and carry out the processing of ultra micro powder wet method sand milling, the control particle diameter is made the soup of suspending agent type less than 0.04mm;
(4) encapsulation filling bottle: the soup of the suspending agent type made in the sand milling micro mist step is sent into packaging machine carry out the product that the packing filling bottle is promptly made suspension formulation Recompounded pesticide.
The using method that application prevents and treats cyrtotrachelus bugueti guer by the suspension formulation Recompounded pesticide that above-mentioned preparation method is made is characterized in that:
(1) the dispenser phase: be unearthed back, cyrtotrachelus bugueti guer larva before two length of times on bamboo shoots;
(2) dilute liquid medicine: extension rate is by the 600-1500 of measuring suspension formulation Recompounded pesticide water extraordinarily, stirs, i.e. dilution is mixed with soup for use;
(3) spraying time:, carry out the 1st dispenser, every interval 10-25 days dispenser 1 time, dispenser 2-4 time at the unearthed 10-25cm of bamboo shoots;
(4) insecticide-applying way: the soup even spraying that dilution is mixed with or be coated on the bamboo shoots surface;
(5) dispenser consumption: suspension formulation Recompounded pesticide 40-160ml/ mu.
The preferred weight proportioning of active component is in above-mentioned metering material preparation step:
Hostathion 90
Fluorine worm nitrile 30
Olivomitecidin 90.
Above-mentioned said extension rate the best is 1000 water extraordinarily by measuring suspension formulation Recompounded pesticide, spraying time the best is the unearthed 20cm of bamboo shoots, insecticide-applying way the best is that the soup that dilution is mixed with evenly is coated on position, bamboo shoots middle and upper part, said dispenser consumption the best is a suspending agent liquid type Recompounded pesticide 90ml/ mu, the 1st time the dispenser consumption is 50% of total dose, all the other gradation equivalent dispensers.
The Recompounded pesticide of above-mentioned said control cyrtotrachelus bugueti guer, it can make the suspension formulation as stated above for using, and can also make wetting powder for using by the method for being prepared as follows:
A kind of method for preparing the Recompounded pesticide of above-mentioned control cyrtotrachelus bugueti guer is characterized in that: it carries out successively according to the following steps:
(1) metering is got the raw materials ready: it takes by weighing raw material by the weight proportion of following active component:
Hostathion 15-35%
Fluorine worm nitrile 5-15%
Olivomitecidin 15-35%
Surplus is an auxiliary material, and said auxiliary material is monostearate and/or diatomite;
(2) powder crushing process: will measure the raw material that takes by weighing in the material preparation step and send into cracker and mix to pulverize and make mixed powder, the control particle diameter is made the powder of wetting powder Recompounded pesticide less than 0.04mm;
(3) metering packing: the powder of the wetting powder Recompounded pesticide made in the powder crushing process step is sent into metering packaging machine measure the product that the wetting powder Recompounded pesticide is promptly made in packing.
Using method with above-mentioned wetting powder Recompounded pesticide is applied to prevent and treat cyrtotrachelus bugueti guer is characterized in that:
(1) the dispenser phase: be controlled at bamboo shoots and be unearthed back, cyrtotrachelus bugueti guer larva before two length of times;
(2) dilute liquid medicine: extension rate is by the 800-1200 of measuring wetting powder Recompounded pesticide weight water extraordinarily, stirs, i.e. dilution is mixed with soup for use;
(3) spraying time: when bamboo shoots are unearthed 10-25cm, carry out the 1st dispenser, dispenser in 10-25 days is 1 time at interval, dispenser 2-3 time;
(4) dispenser consumption: wetting powder Recompounded pesticide 10-80g/ mu;
(5) insecticide-applying way: the soup even spraying that dilution is mixed with or be coated on the bamboo shoots surface.
The Recompounded pesticide of above-mentioned control cyrtotrachelus bugueti guer is characterized in that: it is made up of the active component of following weight proportioning:
Hostathion 20-35%
Fluorine worm nitrile 5-15%
Olivomitecidin 20-35%
Monostearate 6-8%
Diatomite 7-49%.
The Recompounded pesticide of above-mentioned control cyrtotrachelus bugueti guer is characterized in that: it is made up of the active component of following weight proportioning:
Hostathion 20-35%
Fluorine worm nitrile 5-15%
Olivomitecidin 20-35%
Diatomite 15-55%.
The present invention is based on the research that following recurrence orthogonal experiment Mathematical Statistics Analysis method carries out pharmacodynamics effect and proposes:
On July 12nd, 2005 was carried out the dispenser first time in Ni He village, Muchuan Mu Xi town, i.e. on the July 27th, 2005 of dispenser for the second time after 15 days at interval, an Orthogonal Regression Design, 2 mu of sub-district areas, formulate corresponding embodiment, get 300 strain bamboo shoots (every cage bamboo 2-3 strain) before the dispenser of every district at random and observed the impaired process of harm in every 5-7 days, the impaired and non-damage situations of investigation bamboo shoots on August 27, result of the test such as table 1.
According to table 1, with not dispenser relatively, each non-hazard ratio of handling all increases, it is the highest wherein to be respectively the processing horizontal of 60ml, 45ml, 45ml with the mu amount of application of 5% fluorine worm nitrile, 20% Hostathion, 20% Olivomitecidin.Calculate regression coefficient bi according to table 1, set up regression equation, suppose that non-hazard ratio is y, the mu amount of application of 5% fluorine worm nitrile, 20% Hostathion, 20% Olivomitecidin is respectively x
1, x
2, x
3, regression equation y=69.96+16.59x is then arranged
1+ 5.81x
2+ 4.99x
3+ 1.34x
1x
2+ 1.11x
1x
3+ 0.59x
2x
3, according to regression equation, each regression coefficient be on the occasion of, promptly the mu amount of application of 5% fluorine worm nitrile, 20% Hostathion, 20% Olivomitecidin and the effect of the non-hazard ratio y that opposes mutually thereof are proportionate, non-hazard ratio y is three factors and makes coefficient result mutually.Wherein, 5% fluorine worm nitrile mu amount of application x
1The contribution maximum, be followed successively by the mu amount of application x of 20% Hostathion later on
2, 20% Olivomitecidin mu amount of application x
3, x
1With x
2Make effect, x mutually
1With x
3Make effect, x mutually
2With x
3To make effect mutually minimum relatively; Equation is lost the property intended check, F=7.1578＜F
(0.05 2,3)=9.55, difference is not remarkable, and it is true and reliable to know this experimental study thus by inference; Regression equation is carried out significance test, F=5.0968＞F
(0.05 6,5)=4.95, regression equation reaches significance level, and hence one can see that, and regression equation has true reasonability; Regression coefficient is carried out F test, regression coefficient b
1: F
1=24.9547＞F
(0.01 1,5)=16.3, promptly the mu amount of application of 5% fluorine worm nitrile reaches 1% significance level, b to the regression coefficient of non-hazard ratio
2: F
2=3.0642＞F
(0.25 1,5)=1.69, b
3: F
3=2.2560＞F
(0.25 1,5)=1.69, promptly the mu amount of application of 20% Hostathion, 20% Olivomitecidin reaches 25% significance level, other regression coefficients b to the regression coefficient of non-hazard ratio y
12(F
12=0.1622), b
13(F
13=0.1122), b
23(F
23=0.0313) all less than F
(0.25 1,5)Value 1.69, difference is not remarkable.Hence one can see that, and the treatment effect of 5% fluorine worm nitrile, 20% Hostathion, 20% Olivomitecidin three mu amount of application is relatively large to the contribution of non-hazard ratio y.
Table 1 returns the orthogonal experiments table
Embodiment:
Embodiment one:
A kind of method of producing the Recompounded pesticide of preparation control cyrtotrachelus bugueti guer, it carries out according to the following steps:
(1) metering is got the raw materials ready: the weight proportion by following active component takes by weighing raw material:
Hostathion 90kg
Fluorine worm nitrile 30kg
Olivomitecidin 90kg;
(2) powder crushing process: will measure the raw material that takes by weighing in the material preparation step and mix to pulverize and make mixed powder, the control particle diameter is less than 0.04mm;
(3) sand milling micro mist: the mixed powder of making in the powder crushing process step is sent in the sand mill, press 6% of mixed powder weight and add surfactant monostearate 12.6kg, press 2% of mixed powder weight and add defoamer dimethicone 4.2kg, press 2% of mixed powder weight and add bleeding agent succinate sodium sulfonate 4.2kg, add entry 420kg by 200% of mixed powder weight, carry out the processing of ultra micro powder wet method sand milling with sand mill, the control particle diameter is made suspension formulation Recompounded pesticide less than 0.04mm;
(4) encapsulation filling bottle: filling bottle is promptly made the product of suspending agent type Recompounded pesticide on packaging machine.
Embodiment two:
A kind of method of producing the Recompounded pesticide of preparation control cyrtotrachelus bugueti guer, it carries out according to the following steps:
(1) metering is got the raw materials ready: the weight proportion by following active component takes by weighing raw material:
Hostathion 100kg
Fluorine worm nitrile 30kg
Olivomitecidin 85kg;
(2) powder crushing process: will measure the raw material that takes by weighing in the material preparation step and mix to pulverize and make mixed powder, the control particle diameter is less than 0.04mm;
(3) sand milling micro mist: the mixed powder of making in the powder crushing process step is sent into sand mill, press 7% of mixed powder weight and add surfactant monostearate 15.05kg, press 3% of mixed powder weight and add defoamer dimethicone 6.45kg, press 4% of mixed powder weight and add bleeding agent succinate sodium sulfonate 8.6kg, add entry 645kg by 300% of mixed powder weight, carry out the processing of ultra micro powder wet method sand milling with sand mill, the control particle diameter is made suspension formulation Recompounded pesticide less than 0.04mm;
(4) encapsulation filling bottle: filling bottle is promptly made the product of suspending agent type Recompounded pesticide on packaging machine.
Embodiment three:
Weight proportion by following active component takes by weighing raw material:
Hostathion 50kg
Fluorine worm nitrile 40kg
Olivomitecidin 70kg
Press 8% of mixed powder weight and add surfactant monostearate 12.8kg, press 4% of mixed powder weight and add defoamer dimethicone 6.4kg, press 3% of mixed powder weight and add bleeding agent succinate sodium sulfonate 4.8kg, add entry 400kg by 250% of mixed powder weight, carry out the processing of ultra micro powder wet method sand milling with sand mill, the control particle diameter is promptly made suspension formulation Recompounded pesticide product less than 0.04mm.
Embodiment four:
Place: Ni He village, Mu Xi town, Muchuan County, Sichuan Province;
Kind: Hybrid Bamboo supports green No. 3;
The extent of injury: through measuring and calculating: every mu of average newborn bamboo shoots are taken place several 392, with the area not dispenser zone bamboo grove to be subjected to cyrtotrachelus bugueti guer harm bamboo shoots number be 181, hazard ratio is 46.2%, last woods number is 154, last woods rate only is 39.3%;
Spraying area: 120 mu;
Medicament and consumption: medicament: suspension formulation Recompounded pesticide; Consumption: 90ml/ mu;
Dilute liquid medicine: extraordinarily go into the well water of taking on the spot by 1000 of measuring suspension formulation Recompounded pesticide, stir, dilution is mixed with and sprays soup;
Spraying time and insecticide-applying way: when bamboo shoots on average are unearthed 20cm, spray 1/2nd soup for 5: 0 1st times on bamboo shoots in 22 noons of July in 2006, at 9 o'clock in the morning on August 5th, 2006, the soup with remainder carried out spray pesticide the 2nd time;
Control efficiency: adult reduces in a large number in the bamboo grove in dispenser zone, many adults are dead in boring food, and visible mortality adult in the bamboo grove observed dead larva on the 4th day in bamboo shoots after the dispenser, by statistics: the actual cyrtotrachelus bugueti guer harm bamboo shoots number that is subjected to only is 24, hazard ratio reduces to 6.1%, and hazard ratio descends 33.2 percentage points, descends 84.5%, in fact the woods number is up to 315, last woods rate is 80.4%, and last woods rate increases by 41.1 percentage points, increases by 104.6% on year-on-year basis.
Conclusion: the pesticide supplying effect statistics by above-mentioned employing suspension formulation Recompounded pesticide control cyrtotrachelus bugueti guer shows, use and proposed by the invention mainly add the composite suspension formulation Recompounded pesticide of forming of surfactant, defoamer and bleeding agent again by Hostathion, fluorine worm nitrile and Olivomitecidin active component, and prevent and treat cyrtotrachelus bugueti guer according to the using method that the present invention proposes, control efficiency reaches more than 84%, has the control efficiency of highly significant.
Embodiment five:
Weight proportion by following active component takes by weighing raw material:
Hostathion 30%
Fluorine worm nitrile 12%
Olivomitecidin 30%
Monostearate 7%
Diatomite 21%
With cracker mixing pulverizing, the control particle diameter is promptly made wetting powder Recompounded pesticide product less than 0.04mm through the metering packing.
Embodiment six:
Weight proportion by following active component takes by weighing raw material:
Hostathion 34%
Fluorine worm nitrile 6%
Olivomitecidin 32%
Diatomite 28%
With cracker mixing pulverizing, the control particle diameter is promptly made wetting powder Recompounded pesticide product less than 0.04mm through the metering packing.
Embodiment seven:
Place: new field village, Da Nan town, Muchuan County, Sichuan Province;
Bamboo grove kind: local cizu;
The extent of injury: through measuring and calculating: every mu of average newborn bamboo shoots are taken place several 446, with the area not dispenser zone bamboo grove to be subjected to cyrtotrachelus bugueti guer harm bamboo shoots number be 231, hazard ratio reaches 51.8%, last woods number is 109, last woods rate only is 24.4%;
Spraying area: 60 mu;
Medicament and consumption: medicament: wetting powder Recompounded pesticide; Consumption: 40g/ mu;
Dilute liquid medicine: extraordinarily go into the peace and quiet well water of taking on the spot by 1000 of measuring wetting powder Recompounded pesticide weight, stir, dilution is mixed with and sprays soup;
Spraying time and insecticide-applying way: when bamboo shoots on average are unearthed 20cm, soup is sprayed on bamboo shoots with spray pattern, sprayed soup the 2nd time on August 20th, 2006 at 9 o'clock in the morning on August 5th, 2006; Control efficiency: adult obviously reduces in the bamboo grove in dispenser zone, it is dead in boring food to observe adult, and the adult of visible mortality in the bamboo grove can be seen the larva that is poisoned to death because of the moth food in the bamboo shoots, the actual cyrtotrachelus bugueti guer harm bamboo shoots number that is subjected in dispenser zone only is 26, hazard ratio reduces to 5.8%, and hazard ratio descends 46 percentage points, descends 88.8%, in fact the woods number is up to 347, last woods rate is 77.8%, and last woods rate increases by 53.4 percentage points, increases by 119% on year-on-year basis.
Embodiment eight:
Place: Nong Shui village, Da Nan town, Muchuan County, Sichuan Province;
Kind: local cizu;
The extent of injury: through measuring and calculating: every mu of average newborn bamboo shoots are taken place several 450, with the area not dispenser zone bamboo grove to be subjected to cyrtotrachelus bugueti guer harm bamboo shoots number be 239, hazard ratio is 53.1%, last woods number is 94, last woods rate only is 20.9%;
Spraying area: 200 mu;
Medicament and consumption: medicament: wetting powder Recompounded pesticide; Consumption: 60g/ mu;
Dilute liquid medicine: extraordinarily go into the well water of taking on the spot by 950 of measuring wetting powder Recompounded pesticide weight, stir, dilution is mixed with and sprays soup;
Spraying time and insecticide-applying way: when bamboo shoots on average are unearthed 21cm, spray soup on bamboo shoots 10: 0 1st times, carried out the 2nd time on August 21st, 2006 and spray soup the morning on August 5th, 2006;
Control efficiency: adult reduces in a large number in the bamboo grove in dispenser zone, observed dead adult and dead larva in bamboo shoots after the dispenser on the 3rd day, by statistics: the actual cyrtotrachelus bugueti guer harm bamboo shoots number that is subjected to only is 17, hazard ratio reduces to 3.8%, and hazard ratio descends 49.2 percentage points, descends 92.3%, in fact the woods number is up to 376, last woods rate is 83.6%, and last woods rate increases by 62.7 percentage points, increases by 300% on year-on-year basis.
Conclusion: the pesticide supplying effect of above-mentioned wetting powder Recompounded pesticide control cyrtotrachelus bugueti guer shows, use and proposed by the invention mainly prevent and treat cyrtotrachelus bugueti guer by the composite wetting powder Recompounded pesticide of forming of Hostathion, fluorine worm nitrile and Olivomitecidin active component and according to the using method that the present invention proposes, control efficiency reaches more than 88%, has highly significant and prevents and treats result of use.
In sum, outstanding substantive distinguishing features of the present invention and marked improvement are: use the present invention to carry The preparation method that goes out manufacture mainly by Hostathion, ethiprole and Olivomitecidin active component form can WP and suspension formulation Recompounded pesticide, and prevent and treat considerable according to the using method that the present invention proposes Big bamboo resembles, and prevention effect can be stablized and reaches more than 84%, has the result of use of preventing and treating of highly significant, and Detection through the long period shows: use this product harmless, environmentally safe to people and animals' low toxicity, have height The remarkable advantages such as effect, low toxicity, low-residual, non-environmental-pollution can coordinate to control worm and environmental protection well Relation. In the situation of still not having at present the highly effective pesticide listing that is exclusively used in the control cyrtotrachelus bugueti guer, can safety The work that this Recompounded pesticide is used for the control cyrtotrachelus bugueti guer is used on ground, makes improving woods bamboo economic benefit and promotion The high speed development of paper industry has positive effect, and this Recompounded pesticide has very broad application prospects.
Claims (4)
1. preparation method of preventing and treating the cyrtotrachelus bugueti guer Recompounded pesticide, it is characterized in that: it carries out according to the following steps:
(1) metering is got the raw materials ready: the weight proportion by following active component takes by weighing raw material:
Hostathion 30-120
Fluorine worm nitrile 10-40
Olivomitecidin 30-120;
(2) powder crushing process: will measure the raw material that takes by weighing in the material preparation step and mix to pulverize and make mixed powder, the control particle diameter is less than 0.04mm;
(3) sand milling micro mist: the mixed powder of making in the powder crushing process step is sent into sand mill, the 4-8% that presses mixed powder weight adds the surfactant monostearate, the 1-4% that presses mixed powder weight adds the defoamer dimethicone, the 1-4% that presses mixed powder weight adds bleeding agent succinate sodium sulfonate, 90-600% by mixed powder weight adds entry, start sand mill and carry out the processing of ultra micro powder wet method sand milling, the control particle diameter is made the soup of suspending agent type less than 0.04mm;
(4) encapsulation filling bottle: the soup of the suspending agent type made in the sand milling micro mist step is sent into packaging machine carry out the product that the packing filling bottle is promptly made suspension formulation Recompounded pesticide.
2. use the using method of the suspension formulation Recompounded pesticide control cyrtotrachelus bugueti guer of making by the described preparation method of claim 1, it is characterized in that:
(1) the dispenser phase: be unearthed back, cyrtotrachelus bugueti guer larva before two length of times on bamboo shoots;
(2) dilute liquid medicine: extension rate is by the 600-1500 of measuring suspension formulation Recompounded pesticide water extraordinarily, stirs, i.e. dilution is mixed with soup for use;
(3) spraying time:, carry out the 1st dispenser, every interval 10-25 days dispenser 1 time, dispenser 2-4 time at the unearthed 10-25cm of bamboo shoots;
(4) insecticide-applying way: the soup even spraying that dilution is mixed with or be coated on the bamboo shoots surface;
(5) dispenser consumption: suspension formulation Recompounded pesticide 40-160ml/ mu.
3. the preparation method of control cyrtotrachelus bugueti guer Recompounded pesticide according to claim 1 is characterized in that: the weight proportion of active component is in the metering material preparation step:
Hostathion 90
Fluorine worm nitrile 30
Olivomitecidin 90.
4. prevent and treat the using method of cyrtotrachelus bugueti guer according to the described application suspension of claim 2 formulation Recompounded pesticide, it is characterized in that: said extension rate is 1000 water extraordinarily by measuring suspension formulation Recompounded pesticide, spraying time is the unearthed 20cm of bamboo shoots, insecticide-applying way is that the soup that dilution is mixed with evenly is coated on position, bamboo shoots middle and upper part, said dispenser consumption is a suspending agent liquid type Recompounded pesticide 90ml/ mu, the 1st time the dispenser consumption is 50% of total dose, all the other gradation equivalent dispensers.
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| CN101006786A (en) | 2007-08-01 |
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