Pesticide used for scale insect control
A technology for scale insects and pesticides, applied in the field of pesticides, can solve problems such as great harm, and achieve the effects of low cost, wide sources and remarkable effects
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[0012] Preparation:
[0013] (1) Mince the fresh products of 5 kg of garlic, 3 kg of scallions and 6 kg of saponins, then add the fresh products to 150 g of distiller’s yeast, ferment at a temperature of 25° C., keep for 3 days, and make 4 kg of toxic alcohol;
[0014] (2) Mix and soak 4kg of the above-mentioned toxic alcohol with 4kg of chili, 8kg of tobacco, and 1kg of Chinese prickly ash at room temperature for 25 days, and filter out the soaking solution.
[0015] The obtained extract was diluted 400 times, and water was used as a control treatment, and each treatment was repeated 3 times, and 20 persimmon scales were treated each time. The specific method is: put the cotton scale in each culture dish, spray the medicine or clear water of the treatment concentration to it, then place it at room temperature for cultivation, and after 12 hours, check the death situation of the cotton scale under the binocular dissecting microscope (using The dissecting needle touches the pe...
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