Soil insecticide and use method thereof
A technology of soil insecticide and soil board, applied in the field of pesticides, can solve the problems of soil and water source environmental pollution, damage to soil nutrient structure, and inability to be fully utilized, and achieve high safety, low dosage, insecticide and antibacterial good effect
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Embodiment 1
[0032] The soil insecticide described in this embodiment is made from the following parts by weight of raw materials: 10 parts of sulfur, 8 parts of Coptis, 5 parts of Tiankuzi, 8 parts of Stemona, 10 parts of Crane louse, and 8 parts of Forsythia , 8 parts of windbreak, 6 parts of Ginkgo biloba exocarp, 80 parts of xylene, 6 parts of phenethylphenol polyoxyethylene ether, 0.3 parts of alkylphenol polyoxyethylene ether and its phosphate ester, 4 parts of ethylene glycol, organosilane 0.5 parts of defoamer and 30 parts of deionized water.
[0033] The preparation method of the soil insecticide includes the following steps:
[0034] (1) After extracting 10 parts of sulfur, 8 parts of Coptis chinensis, 5 parts of Tiankuzi, 8 parts of Stemona, 10 parts of crane louse, 8 parts of Forsythia, and 8 parts of windbreaker with super-zero carbon dioxide, the concentration is 4g / ml The extraction liquid, the extraction temperature is 50℃, and the pressure is 27MPa;
[0035] (2) Stir 6 parts of...
Embodiment 2
[0053] The soil insecticide described in this embodiment is made of the following parts by weight of raw materials: 8 parts of sulfur, 10 parts of Coptis, 3 parts of Tiankuzi, 10 parts of Stemona, 8 parts of Crane louse, and 10 parts of Forsythia , 5 parts of windbreak, 8 parts of Ginkgo biloba seed coat, 50 parts of turpentine-based vegetable oil, 8 parts of alkylphenol polyoxyethylene ether formaldehyde condensate, 0.1 part of alkylphenol polyoxyethylene ether formaldehyde condensate sulfonate, polyethylene two 5 parts of alcohol, 0.1 parts of organosilane defoamer, 40 parts of deionized water.
[0054] The preparation method of the soil insecticide includes the following steps:
[0055] (1) After extracting 8 parts of sulfur, 10 parts of Coptis chinensis, 3 parts of Tiankuzi, 10 parts of Stemona, 8 parts of crane louse, 10 parts of Forsythia, and 5 parts of windbreak, the concentration is 2g / ml after extraction with super-zero carbon dioxide. The extraction temperature is 55℃ a...
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