CN104322560B - Pesticide synergistic compositions containing Diacloden Yu humic acids - Google Patents

Pesticide synergistic compositions containing Diacloden Yu humic acids Download PDF

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Publication number
CN104322560B
CN104322560B CN201410488646.9A CN201410488646A CN104322560B CN 104322560 B CN104322560 B CN 104322560B CN 201410488646 A CN201410488646 A CN 201410488646A CN 104322560 B CN104322560 B CN 104322560B
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diacloden
humic acids
ethiprole
pesticide
percentage
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CN201410488646.9A
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CN104322560A (en
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林丹凤
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Nantong Zhengda Agrochemical Co ltd
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Abstract

The present invention relates to containing Diacloden and humic acids pesticide synergistic compositions, effective ingredient is made up of Diacloden, ethiprole and humic acids, Diacloden percentage by weight in the composition is 0.5%~2.0%, ethiprole percentage by weight in the composition is 0.5~3.0%, and humic acids percentage by weight in the composition is 1.0%~5.0%.The present invention is prevented and treated for peanut grub by Diacloden, ethiprole, the granular pesticide of humic acids mixture, drug effect can be greatly improved, reduce pesticide mu consumption, reduce use cost, extend the persistent period of drug effect, the shortcoming that single dose easily produces resistance can be overcome simultaneously.

Description

Pesticide synergistic compositions containing Diacloden Yu humic acids
Technical field
The present invention relates to a kind of pesticide synergistic compositions, specifically the pesticide synergistic compositions of Diacloden, ethiprole and humic acids.
Background technology
Holotrichia diomphalia Bates is the main subterranean pest-insect of Semen arachidis hypogaeae of causing harm, and seedling stage, harm frequently resulted in the disconnected ridge that is short of seedling, and in period of bearing pods of blooming, gnaws flower The fruit pin of Radix Rehmanniae lower part, pod, severe one causes ghost, typically can cause the Semen arachidis hypogaeae underproduction 20%~40%, time serious up to To 70%~80%, even have no harvest.For the preventing and treating of peanut grub, past custom Furadan, thimet, terbufos Granule contour poison pesticide preparation pesticide-clay mixture spreads fertilizer over the fields, and unreasonable the using of high-toxic pesticide often results in person poultry poisoning, simultaneously pesticide residues ratio Relatively big, environment and pod are polluted.Therefore, the Ministry of Agriculture announces No. 1586 bulletin, takes high-toxic pesticide to prohibit further Limit the use of control measures, it is stipulated that from 15 days June in 2011, stopped accepting registration application and the production permit application of thimet, from On October 31st, 2013 rises, and stops selling and using the medicament containing terbufos composition.Therefore filter out low toxicity, efficiently, The medicament of the low preventing and treating peanut grub that mu uses cost is particularly important.
Diacloden, chemical name is: 3-(2-chloro-1,3-thiazoles-5-ylmethyl)-5-methyl isophthalic acid, 3,5-oxadiazines-4-base fork (nitre Base) amine, it is second filial generation anabasine insecticide, the mechanism of action is similar to first generation anabasine insecticides such as imidacloprids, but has Higher activity.Insect is had stomach toxicity, tag, systemic action, the feature such as speed of action is fast, lasting period length.Currently mainly For anti-eliminating aphis, plant hopper, leafhopper, the insect of the sucking mouth parts such as aleyrodid.In terms of controlling underground pest, its product is main Make seed treatment seed dressing, " the Diacloden seed dressing preventing and treating Semen arachidis hypogaeae delivered such as syndrome in Ganyu County Kingsoft town agricultural technology service center The subterranean pest-insect test of pesticide effectiveness " confirm, 70% Diacloden seed treatment dispersibles powder and mixes Semen arachidis hypogaeae kind and have peanut grub preferably Control worm the effect of protective yield.
Ethiprole, is Phenylpyrazole insecticides, has stomach toxicity, tags and certain systemic action, main its work of obstruction insecticide It is the fluoride metabolism hindering insecticide γ-aminobutyric acid to control by mechanism, plant hopper, leafhopper, Lepidoptera, coleoptera larvae are had The highest insecticidal activity.Currently mainly applying the preventing and treating of sanitary insect pest, the existing relevant report of preventing and treating subterranean pest-insect, such as Shandong Chen Chunli, Wang Shaomin of province agricultural management cadre academy deliver " 54% imidacloprid ethiprole FS and 60% imidacloprid FS is to flower The preventing and treating of raw subterranean pest-insect ", indicate and show: use 54% imidacloprid ethiprole FS to Semen arachidis hypogaeae safety in the peanut seeding phase, right The peanut soil pest such as wireworm, Holotrichia diomphalia Bates has obvious preventive and therapeutic effect, uses 54% imidacloprid ethiprole FS and has significantly guarantor Fruit effect, can substantially reduce wormed fruit rate, improves peanut pod yield.
Humic acids, is a vegeto-animal remains classes through the transition process formation of microbial decomposition and conversion and a series of nature Organic substance, is widely present in nature, and there is its existence on soil, waters, coal, shale and earth's surface.Humic acids Pesticide can be played sustained-release synergistic, slow down decomposition, reduction toxicity, the drug effect that extends, the effect of minimizing consumption, much be tried Test and put into practice and confirmed.Such as explanation in " humic acids and pesticide attenuation synergistic " that the Feng Yuanqi of China Humic Acid TIA delivers Humic acids is combined with pesticide, can improve drug effect, extends the drug effect phase (5~7d), and (insecticide reduces consumption 30% to reduce dosage Left and right, antibacterial consumption reduces about 50%), it is possible to reduce toxic hazard.
At present, the most Diacloden, ethiprole and humic acids are not prevented and treated the relevant of peanut grub as the mixture preparation of effective ingredient Report, the present invention is compounded with humic acids by Diacloden, ethiprole, and medicament potentiation is obvious, substantially increases prevention effect, Decrease the amount of application of pesticide, peanut grub is had preferable prevention effect.
Summary of the invention
The technical problem to be solved is, it is provided that a kind of pesticide synergistic compositions, for the preventing and treating of peanut grub, tool Having prevention effect notable, mu is the lowest, the advantage that amount of application is less.
The present invention solves above-mentioned technical problem and is adopted the technical scheme that: containing Diacloden and humic acids pesticide synergistic compositions, have Effect composition is made up of Diacloden, ethiprole and humic acids, and Diacloden percentage by weight in the composition is 0.5%~2.0%, fluorine Worm nitrile percentage by weight in the composition is 0.5~3.0%, and humic acids percentage by weight in the composition is 1.0%~5.0%.
The formulations of pesticide prepared by pesticide synergistic compositions of the present invention are granule.
Pesticide synergistic compositions of the present invention, required adjuvant includes binding agent, wetting agent, slow releasing agent, disintegrating agent, dye Toner, carrier or other be of value to the material that effective ingredient is stable in the formulation and drug effect plays, be all conventional in pesticidal preparations or Allowing the various compositions used, be not particularly limited, concrete composition and consumption are determined by test according to recipe requirements.
The invention have the advantages that and useful technique effect, by Diacloden, ethiprole, the granular pesticide of humic acids mixture Prevent and treat for peanut grub, drug effect can be greatly improved, reduce pesticide mu consumption, reduce use cost, extend continuing of drug effect Time, the shortcoming that single dose easily produces resistance can be overcome simultaneously.
Detailed description of the invention
Below in conjunction with embodiment to technical scheme and technique effect further instruction, percentage ratio of the present invention is equal It is weight percentage.
The embodiment of the present invention is the method using Toxicity Determination and field control effectiveness test to combine.The virulence first passing through indoor is surveyed Fixed, evaluate the potentiation of pharmacy mix according to the co-toxicity coefficient method (CTC) of SunJohnson (1960), calculate common poison system Number (CTC), the co-toxicity coefficient (CTC) >=120 of built agent shows as potentiation;CTC≤80 show as antagonism; 80 < CTC < 120 show as summation action.On this basis, then carry out field control effectiveness test.
One, indoor joint toxicity measuring test
1, for examination insecticide: the pupa of Holotrichia diomphalia Bates and mature larva pick up from Semen arachidis hypogaeae ground, Nanning suburb, sprout wings into adult in solarium, and copulation is produced Ovum is in insectary contains the soil of fertilizer, standby after length to 3 instar larvaes.
2, EXPERIMENTAL DESIGN: test with reference to People's Republic of China (PRC) agricultural industry criteria NY/T1154.7-2006, test with Diacloden, Ethiprole, three kinds of single doses of humic acids are as comparison medicament, containing Diacloden, ethiprole, the mixture of 3 effective ingredient of humic acids Comparison medicament, mensuration medicament, as measuring medicament, are separately designed six ladders by active constituent content by preparation mixture 1#~mixture 6# Degree concentration processes, using the space management without medicament as comparison.
Mixture 1#~the Diacloden of mixture 6#, ethiprole, humic acids percentage by weight as follows:
Mixture 1#: Diacloden 0.5%, ethiprole 0.5%, humic acids 2%
Mixture 2#: Diacloden 1.0%, ethiprole 1.5%, humic acids 1.5%
Mixture 3#: Diacloden 1.5%, ethiprole 0.5%, humic acids 3.0%
Mixture 4#: Diacloden 2.0%, ethiprole 0.5%, humic acids 5.0%
Mixture 5#: Diacloden 0.5%, ethiprole 3.0%, humic acids 2.5%
Mixture 6#: Diacloden 0.5%, ethiprole 2.0%, humic acids 1.0%
3, test method: single dose Diacloden, ethiprole, humic acids being prepared as respectively and the mother solution of each mixed agent are diluted to 6 series concentration, are respectively placed in beaker standby, use 10s dip method, draw the examination unnecessary medicinal liquid of worm with filter paper, afterwards examination Worm is put in insect box and raises, each process 3 repetition, and the examination borer population used by each repetition is 40, arranges blank simultaneously, After medicine, 72h checks dead borer population, calculates mortality rate and corrected mortality, tries to achieve virulence regression equation and calculate LC50Value.
4, analysis of statistical results:
Table 1 Diacloden, ethiprole and humic acids indoor joint toxicity measuring result of the test statistics
Medicament Virulence regression equation Correlation coefficient LC50(ppm) Co-toxicity coefficient
Diacloden Y=1.5494x+3.3846 0.9925 11.03 /
Ethiprole Y=1.3434x+2.8116 0.9901 42.56 /
Humic acids Y=1.1850x+2.1822 0.9923 238.68 /
Mixture 1# Y=1.9163x+2.3367 0.9980 24.54 186.8
Mixture 2# Y=1.7559x+3.0488 0.9889 12.92 234.2
Mixture 3# Y=1.8457x+2.6792 0.9950 18.09 172.4
Mixture 4# Y=1.5773x+3.1785 0.9855 14.28 245.3
Mixture 5# Y=1.8290x+2.5661 0.9918 21.42 221.8
Mixture 6# Y=1.6821x+2.8679 0.9924 18.51 195.9
Indoor joint toxicity measuring result of the test is as shown in table 1, as known from Table 1, and the co-toxicity coefficient (CTC) >=120 of built agent, There is obvious potentiation, determine on the basis of built agent has potentiation in Toxicity Determination, carried out field medicine Effect test.
Two field control effectiveness tests
1 test arrangement and enforcement
1.1 experimental field overview medicaments: test is located at Peanut continuous cropping ground, Xixiangtang District, Nanning City, and ground, experimental plot is smooth, and soil fertility is uniform Unanimously, preceding crop is Semen arachidis hypogaeae, and this ground Holotrichia diomphalia Bates is laid particular stress on throughout the year.
1.2 EXPERIMENTAL DESIGN: the ratio corresponding to mixture 2# is prepared as 4% Diacloden ethiprole humic acids granule and mixture The 3.5% Diacloden ethiprole humic acids granule that ratio corresponding to 5# is prepared as is set to experimental group 1 and experimental group 2, Amount of application is 2.5 kgs/acre.Make with 2% Diacloden granule, 3% ethiprole granule and 5% humic acids granule respectively For product matched group 1, matched group 2 and matched group 3, amount of application is 5.0 kgs/acre, arranges blank group CK simultaneously.
1.3 test periods: on April 20th, 2013 is sowed, and Furrow sowing during sowing, planting density is 150000 caves/hm2.Little District's area is 20m2.Being repeated 3 times, random district group arranges, and each community is used corresponding to EXPERIMENTAL DESIGN respectively in seed furrow Dosage.Climate at seeding time is good, and each community is emerged neatly, and soil moisture content foot, Semen arachidis hypogaeae grows fine.
1.4 index investigation: in the harvesting peanut phase, every community takes middle 2 row respectively, investigates the killed situation of peanut pod, collects Peanut pod carries out indoor species test, and situation killed to peanut pod carries out classification.O level: pod is completely without killed shape; I level: pod epidermis has killed vestige;II grade: pod has killed duck eye but kernel is complete;III level: pod has killed Big hole kernel killed 50%;IV level: pod core the most killed more than 50%.Wherein III and IV grade of killed pod is without any Eat and commodity value, for loss fruit, be not counted in yield.
Killed fruit rate=Semen arachidis hypogaeae killed fruit number/investigation Semen arachidis hypogaeae total fruit number
Insect pest situation index=Σ (fruit that is injured × this fruit progression of being injured)/(investigation total fruit number × the highest victim stage) × 100%
Prevention effect=(check plot insect pest situation index one treatment region insect pest situation index)/check plot insect pest situation index × 100%
Damage fruit loss rate=(+4 grades of killed fruit numbers of 3 grades of killed fruit numbers)/investigation total fruit number × 100%
2 interpretations of result
From table 2 below investigation statistics table it can be seen that experimental group 1, experimental group 2 have preferable prevention effect to peanut grub, averagely Prevention effect is 81.28% and 83.63%, the matched group 1 that is used alone than Diacloden, ethiprole, humic acids, matched group 2, The anti-effect of matched group 3 is notable, demonstrates the mixed agent pair with Diacloden, ethiprole, humic acids as effective ingredient further Peanut grub has preferable prevention effect.
Table 2 Diacloden, ethiprole, humic acids and the mixed agent prevention effect to peanut soil pest Holotrichia diomphalia Bates

Claims (2)

1. containing Diacloden and humic acids pesticide synergistic compositions, it is characterised in that effective ingredient is planted by Diacloden, ethiprole and corruption Acid composition, Diacloden percentage by weight in the composition is 0.5%~2.0%, and ethiprole percentage by weight in the composition is 0.5~3.0%, humic acids percentage by weight in the composition is 1.0%~5.0%.
The most according to claim 1 containing Diacloden and humic acids pesticide synergistic compositions, it is characterised in that described pesticide increases Effect compositions is prepared as granule.
CN201410488646.9A 2014-09-23 2014-09-23 Pesticide synergistic compositions containing Diacloden Yu humic acids Expired - Fee Related CN104322560B (en)

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