Pesticides for fruit trees and flowers
There are many fruit trees and flowers that are sensitive to pesticides. When pesticides are used improperly, light plants will cause fallen leaves, fallen flowers, and fallen fruit. In severe cases, plants will die. Dimethoate, omethoate: Very sensitive to kiwifruit, disabled. It has obvious phytotoxicity to plum plants such as plum blossom, cherry blossom, flower peach, and prunus edulis, stick stem, jellyfish, apricot, pear, etc. The above plants should not use dimethoate and omethoate. Dichlorvos: There are obvious phytotoxicity to plum, cherry, peach, apricot, twigs, 20th century pears, Jingbai pears and other plants. Normally, other insecticides should be used instead. Rhododendron, taro, kiwifruit, sorghum, walnuts, and melons should be very cautious when using their pest control. Trichlorfon: It has phytotoxic effects on cherry, plum and apple varieties. Lime-sulfur mixture: It is harmful to plants of the family Rosaceae such as peaches, plums, plums, pears, etc. If lime sulfur is used on these plants, it is best to spray them in the deciduous season. Do not use them in the growing season or in the flower and fruit stages. Bordeaux mixture: sensitive to peaches and plums during the growing season. Less than the amount of time, pears, apricots, persimmons prone to phytotoxicity; higher than the times, the grapes are prone to injury. Oil emulsions: It is easy to produce phytotoxicity on some peach varieties, and it is best to use it in the peach deciduous season. In order to prevent pesticides causing phytotoxicity to fruit trees and flowers, one should intentionally switch to other highly efficient and non-harmful pesticides; second, try to reduce the use concentration; third, do not spray under high temperature and high humidity conditions.