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油菜生产使用除草剂是一项省工省力效果好的增产措施,已在生产上大力推广使用。但是随着除草剂品种的不断更新上市,不少地方有喜新厌旧的倾向,有的放弃使用多年并对其性状和使用技术比较了解的除草剂品种,盲目地使用仅从介绍上看到的新品种,结果因了解甚少,临田使用经验不足而造成大面积的药害症状出现,无法及时采用补救措施,造成损失的事例常有发生。现将近几年来因使用不当而造成药害的几种除草剂介绍如下:异丙隆。该除草剂为取代脲类选择性除草剂。为内吸传导型土壤处理兼茎叶处理剂,药物主要通过植物的根系吸收,在
The use of herbicides in rapeseed production is a stimulant that saves workers a lot. It has been vigorously promoted in production. However, with the continuous update and listing of herbicide varieties, many places have a tendency to loathe old ones, abandon the herbicide varieties that have been used for many years and have a comparative understanding of their traits and techniques, and blindly use new varieties that are only introduced from the introduction , Due to poor understanding of the results, Lin Tian experience lack of experience caused by a large area of drug injury symptoms, the timely introduction of remedial measures, resulting in loss of the case often. In recent years due to improper use of several kinds of herbicides caused by injury are described below: Isoproturon. The herbicide is a urea-selective herbicide. For the internal absorption conduction-type soil treatment and stems and leaves treatment, the drug absorbed mainly through the roots of plants in the