我国防治小麦赤霉病的药剂种类评析

Status and evaluation of pesticides for controlling wheat scab in China

赤霉病是小麦生长后期的第一大病害,严重威胁小麦生产安全。近年来,赤霉病流行频率增加,发生为害加重,已成为常发性病害。目前,化学防治仍是防控该病的重要手段。为此,统计了我国登记用于防控赤霉病的农药品种数量、产品剂型、毒性级别,简要评析了不同农药的成分、作用机理及优缺点,指出当前已登记防治该病的农药所存在的主要问题,并提出建议。

Wheat scab is the most detrimental disease in the late growth stage of wheat that seriously threatens wheat production. In recent years, the wheat scab has become a common disease that the prevalence of it has increased and its occurrence and damage has been aggravated. At present, chemical control is still essential for the prevention and control of wheat scab. For this reason, the number of product varieties, dosage forms, and toxicity levels of the pesticides registered for the prevention and control of wheat scab in China were summarized. The different pesticide ingredients,mechanism of action, and advantages and disadvantages were briefly analyzed. The main problems of the currently registered pesticides were identified, and corresponding suggestions were provided.