实行化学药剂防除稻田杂草是现代化农业生产的一项重大技术措施。正确使用除草剂可将田间杂草消灭在萌芽之中、水层之下,从而保证秧苗免遭草害,对夺取丰收意义很大。我省从五十年代曾在稻田防治杂草工 The implementation of chemical agents to control weeds in rice fields is a major technical measure of modern agricultural production. Correct use of herbicides can eliminate the field weeds in the bud, the water layer, so as to ensure the seedlings from grass damage, to seize the harvest of great significance. From the 1950s, our province once worked as a weed control worker in paddy fields