Pesticide for controlling cotton bollworm
A technology of insecticide and cotton bollworm, which is applied in the field of botanical pesticides and its application, can solve the problems of high toxicity of chemical pesticides and environmental pollution, and achieve the effects of safe and reliable production, storage and transportation, low cost of medication, and increased production
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Embodiment 1
[0029] Example 1 Extraction method of plant tissue extract A.
[0030] The extraction method of plant tissue extract A is as follows: 90 parts of underground stems of calla lily, 40 parts of turmeric tubers, 60 parts of Platycodon grandiflorum whole grass, 10 parts of Polygonum cuspidatum leaves, respectively mashed with a tissue masher and mixed together, added rosin acid polyoxygen 10 parts of vinyl ether, 10 parts of epoxidized sunflower oil, 280 parts of deionized water, after stirring with a mixer for 5 minutes, the mixed liquid was placed in a centrifuge at 3000 rpm for 20 minutes, and the supernatant was taken to obtain The plant tissue extract A; wherein the mass ratio of the underground stem of Alocasia jelly, the tuberous root of turmeric, the whole grass of Platycodon grandiflorum, and the leaves of Polygonum cuspidatum is 9:4:6:1.
Embodiment 2
[0031] Example 2 Extraction method of plant tissue extract B.
[0032] Mix 120 parts of Cabernet Sauvignon grapes infected with grape white rot and 60 parts of deionized water mashed with a tissue masher, add 10 parts of rosin acid polyoxyethylene ether and 10 parts of epoxy sunflower oil, mix well, and place it in the mixture. After centrifuging at 5000 rpm for 30 minutes, take the supernatant to obtain the plant tissue extract B; wherein the Cabernet Sauvignon grapes infected with grape white rot are those whose fruit surfaces are covered with grayish-white moldy substances. Grape.
Embodiment 3
[0033] The preparation method of a plant tissue extract-based pesticide described in Example 3.
[0034] Take several parts of the plant tissue extract A prepared by the technical solution recorded in Example 1, and several parts of the plant tissue extract B prepared by the technical solution recorded in Example 2. After A and B are mixed, they are placed in a container and used every minute. The shearing machine at 6000 rpm was sheared for 20 minutes, and the insecticide based on the plant tissue extract was prepared.
[0035] The pesticides based on plant tissue extracts were prepared in different mixing ratios of A and B prepared by the method described in Example 3 of Table 1.
[0036] Insecticide number
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