Prohibited Or Cautious Use Of Pesticides In Flowers, Fruits And Vegetables

By Author: doris zhang
Total Articles: 87
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Due to the different types of flowers and the differences in growth and development stages, some common flowers often suffer from drug damage when using pesticides. Light cases have fallen leaves, flowers and fruits, and heavy cases lead to plant death and great losses. Therefore, for the ornamental plants sensitive to pesticides, the correct selection of pesticides is particularly important. The following is an introduction to the harm caused by common pesticides dutch buckets.

Dimethoate and Omethoate: kiwi fruit is particularly sensitive and should not be used; It can cause obvious drug damage to Rosaceae ornamental plants such as plum blossom, cherry blossom, peach, elm leaf plum, stem attached Begonia, apricot and pear; Dimethoate also does great harm to the shrimp coat flowers and coral flowers of Acanthaceae. If dimethoate is sprayed from June to October, it will often cause the petals to wither and roll, and the leaves, inflorescences and small schools to fall off, losing their ornamental value; In addition, ...
... dimethoate also has a certain impact on melons. Therefore, dimethoate and Omethoate should not be used in the above ornamental plants.

Dichlorvos: dichlorvos has obvious drug damage to plum blossom, cherry blossom, peach, apricot, elm leaf plum, 20th century pear, Jingbai pear and other ornamental plants. Under normal circumstances, other kinds of insecticides should be used. Dichlorvos also has different degrees of drug damage to Rhododendron, steamed bread willow, kiwi fruit, Sophora japonica, walnut and melon. When using pesticides to control the pests of these plants, we should be very careful to avoid unnecessary losses.

Trichlorfon: it has toxic effects on cherry blossoms and plum blossoms.

Stone sulfur mixture: Stone sulfur mixture is harmful to Rosaceae plants such as peach, plum, plum and pear. If stone sulfur mixture is used on these plants, it is best to spray it in the deciduous season, not in the growing season or flower and fruit period; Stone sulfur mixture has certain toxicity to kiwifruit, grape, cucumber and leguminous flowers.

Fenitrothion: using fenitrothion to kill insects in high temperature season will cause serious drug damage to pomegranate and certain damage to cruciferous flowers.

Bordeaux liquid: sensitive to peach and plum in growing season; Pear, apricot and persimmon are prone to drug damage when the amount is lower than times, and grape is prone to drug damage when the amount is higher than times.

Rosin Taiwan agent: the use of rosin mixture in summer has obvious drug damage to persimmons, and has an adverse impact on Citrus in spring and summer cannabis drying racks.

In order to prevent pesticides from causing harm to many ornamental plants, first, purposefully use other high-efficiency and non harmful pesticides; The second is to minimize the use concentration; Third, do not spray under high temperature and high humidity conditions; In order to avoid losses, we should also pay attention to the rational use of pesticides.