Taboos on the use of common pesticides

1. Chlorpyrifos is easy to cause drug damage when used in melon seedling stage, and it should be avoided in the flowering stage of some crops. two。 The pesticide of triazophos is not suitable to be used in sugarcane, which is easy to cause drug damage. 3. Because phoxim is easy to decompose in light, it should be avoided in watermelon growth period, radish and leafy vegetable seedling stage (or even in growth period), and other crops should be avoided in strong light conditions. 4. Insecticides containing malathion are sensitive to melons, pears, peaches, grapes, legumes, cruciferae and tomato seedlings, and are not suitable for use. 5. Omethoate and dimethoate pesticides are easy to cause drug damage when used in some varieties of sorghum, mat grass, tobacco, jujube, peach, plum, apricot, cherry, citrus and olive, and should be avoided. 6. Pesticides containing trichlorfon, dichlorvos and dibromophos (precursor of dichlorvos) are sensitive to the seedlings of corn, beans and melons, but harmful to sorghum. 7. Insecticidal and insecticidal single-component pesticides are easy to cause drug damage to cotton, beans and potatoes, and to Cruciferae in high wet season in summer. Shachongshuang has been found to be harmful to citrus in production practice, so it should be used with caution.