果农在进行果园杀虫、灭菌和除草时，因缺乏必要的农药使用知识而使果树产生药害，造成不应有的经济损失。因此，了解果树用药的禁忌，安全用药，对于果农来说是极为重要的。1．脸胺桃树对其敏感，使用易产生药害，应禁止使用。2．敌百虫、敌敌畏对核果类果树有极大的药害，不 Fruit farmers in the orchard insecticidal, sterilization and weeding, because of the lack of the necessary knowledge of pesticide use of fruit trees produce phytotoxicity, resulting in undue economic losses. Therefore, to understand the contraindication of fruit trees medication, safe medication, for farmers is extremely important. 1. Face amine peach sensitive to its use, easy to produce injury, should be prohibited. 2. Trichlorfon, dichlorvos has a great phytotoxicity to stone fruit trees, no