Commonly used pesticides on the market there are chlorpyrifos, dimethoate, Shachongdan, dichlorvos, although the same as pesticides, insecticides but their effectiveness is also different, then how to choose pesticides do? China Pesticide Network Reminder: The choice of pesticides varies from insect to insect.
1. Chlorpyrifos is easy to produce phytotoxicity when used in the melon seedling period, and should be avoided in some flowering period.
2. Insecticides containing malathion are sensitive to melons, pears, peaches, grapes, beans, cruciferous and tomato seedling crops when used. They should not be used.
3, oxygenated music, dimethoate pesticides in some varieties of sorghum, mat grass, tobacco, jujube, peach, plum, apricot, cherry, citrus, olives, high concentration is easy to produce phytotoxicity, should be avoided.
4. The pesticides containing triazophos should not be used on sugar cane, which is easy to cause phytotoxicity.
5. Since phoxim is easy to decompose due to light, it should be avoided in the growth stage of watermelon, radish and leafy seedlings (or even in the growing season), and other crops should be avoided under strong light conditions.
6. Isocarbophos should not be used on fruit trees, vegetables or mulberry gardens. It is easy to produce deciduous fruit on peach trees.
7, insecticidal double, insecticidal single-component pesticides on cotton, beans, potatoes, easy to produce phytotoxicity, the use of cruciferous in the summer high-humidity season is also prone to phytotoxicity. In the production practice, the insecticidal doubles have also been found to be used in citrus, and should be used with caution.
8. Pesticides containing trichlorfon, dichlorvos and dibromophosphorus (dichlorvos precursors) are sensitive to seedlings of corn, beans and melons, and have phytotoxicity to sorghum.
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