一、药窖 由于果农缺乏对除草剂基础知识的了解,一旦使用不当,就会对果树和作物产生药害。其具体原因有:1.施药技术不当,如药剂用量过大,没有按说明书使用浓度配制。剂量过大,对一些较敏感的果树会产生药害;使用残存有2.4—滴的药械作业,果树大都属阔叶植物,对2.4—滴非常敏感,极易使果树受药害; First, the cellar due to the lack of knowledge of herbicides basic knowledge of herbicides, once used improperly, it will have fruit and crop injury. The specific reasons are: 1. Improper spraying technology, such as excessive dosage, no concentration according to instructions preparation. Dose is too large, for some sensitive fruit trees will have phytotoxicity; the use of residual 2.4-drops of medical equipment operation, most of the trees are broad-leaved plants, 2.4-drops are very sensitive to the fruit trees easily harm;