论文部分内容阅读
除草剂不仅具有省时、省工、高效的特点,同时由于对作物的刺激作用促使作物增产。因此除草剂愈来愈受到农民的青睐,但随着除草剂的普及推广,由于使用方法不当等原因造成的药害事故时有发生。为了吸取教训,帮助农民科学合理地使用除草剂,特通过对以前药害
Herbicides not only have the characteristics of time-saving, labor-saving and high efficiency, but also promote crop production due to stimulation of crops. Therefore, herbicides are more and more favored by farmers, but with the popularization of herbicides, due to improper use of methods and other causes of phytosanitary accidents have occurred. In order to learn lessons and help peasants use herbicides scientifically and reasonably,