论文部分内容阅读
进行了15%阿维菌素·毒死蜱乳油防治水稻二化螟田间药效试验,结果表明,该药剂能有效防治水稻二化螟,每667㎡用40～80ml喷雾防治,药后20 d防治效果达76.24%～98.66%,防治效果随用药量的增加而提高,且对试验作物安全。
A 15% avermectin · chlorpyrifos EC was used to control the rice stem borer. The results showed that the pesticide could effectively control the rice stem borer (Chilo suppressalis), 40 ~ 80ml spray per 667㎡, and the control effect after 20 days Reaching 76.24% ~ 98.66%, the control effect increased with the increase of dosage, and the safety of the experimental crop.