Insecticidal composition containing metarrhizium anisopliae and veratrine and application of insecticidal composition in rice disease prevention and control
An insecticidal composition, the technology of Metarhizium anisopliae, applied in the direction of application, insecticide, biocide, etc., can solve the problem of poor compatibility between chemical pesticides and fungal pesticides, poor environmental compatibility of chemical pesticides, and affecting the insecticidal effect of fungal pesticides To achieve the effect of expanding the insecticidal spectrum, being friendly to the environment, and reducing the number of uses
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Embodiment 1
[0019] The preparation weight percent composition is 10% (metarrhizia+veratrine) wettable powder, and the weight ratio of each raw material is as follows:
[0020]
[0021] The preparation process of the above insecticidal combination wettable powder is as follows: accurately weigh the original medicine of Metarhizium anisopliae high sporopollen and veratrine, and the weighed Metarhizium anisopliae high sporopollen and veratrine original medicinal carrier diatomaceous earth and After the white carbon black is adsorbed, mix evenly, then add the weighed sodium dodecylbenzenesulfonate, calcium lignosulfonate, wetting and penetrating agent T, PEG, etc. Below 50nm, pass through 300 and 400 mesh vibrating sieves, and take 38-48nm powder as qualified product.
Embodiment 2
[0023] The preparation weight percentage composition is 15% (metarrhizia+veratrine) wettable powder, and the weight ratio of each raw material is as follows:
[0024]
[0025] The preparation process of the above insecticidal combination wettable powder is: accurately weigh the metarhizium anisopliae high sporopollen and veratrine original drug, and absorb the weighed metarhizium anisopliae high sporopollen and veratrine original drug carrier diatomaceous earth Finally, mix evenly, and then add the weighed sodium dodecylbenzenesulfonate, saponin powder, soap, NO, etc., and mix evenly, grind it with a sand mill until the particle size is below 50nm, pass through 300, 400 mesh vibration Sieve, take the powder of 38-48nm as qualified product.
Embodiment 3
[0027] The preparation weight percent composition is 20% (metarrhizia+veratrine) wettable powder, and the weight ratio of each raw material is as follows:
[0028]
[0029] The preparation process of the above insecticidal combination wettable powder is as follows: accurately weigh the original medicine of Metarhizium anisopliae high sporopollen and veratrine, and the weighed Metarhizium anisopliae high sporopollen and veratrine original medicinal carrier diatomaceous earth, After kaolin and peat are adsorbed, mix well, then add the weighed sodium dodecylbenzenesulfonate, calcium lignosulfonate, wetting and penetrating agent T, sodium oleate, PEG, etc. Machine pulverization until the particle size is below 50nm, pass through 300 and 400 mesh vibrating sieves, and take the powder particles of 38-48nm as qualified products.
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