Includes chemicals designed for agricultural use for protection of crops from fungus and insects, as well as for the growth and protection of plants.
8类别 36068词条
杀虫剂是用来对付昆虫的农药。他们包括杀卵剂和杀幼虫剂，分别用来对付鸡蛋和昆虫的幼虫。几乎所有的杀虫剂有可能大大改变了生态系统 ；很多是有毒的人;和其他人都集中在食物链中。 ...
