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进行了10%多杀霉素SC(稻怡)、4%多杀·阿维菌素EW防治稻纵卷叶螟的效果研究。结果表明:该2种药剂对稻纵卷叶螟有较好的防效,且对水稻安全、持效期长,具有一定的推广应用前景。生产上建议,在稻纵卷叶螟中等以下发生时,选用10%多杀霉素SC20~25 ml/667 m2或4%多杀霉素·阿维菌素EW40~50 ml/667 m2;在中等以上发生时,宜选用10%多杀霉素SC25~30 ml/667 m2或4%多杀霉素·阿维菌素EW50~60 ml/667 m2。
The effect of 10% spinosad SC (Rice Yee) and 4% multi-killed abamectin EW on leaf roller was studied. The results showed that the two agents had a good control effect on Cnaphalocrocis medinalis, and had a safe and long-lasting effect on rice, and had certain popularization and application prospects. Production recommendations, 10% spinosad SC20 ~ 25 ml / 667 m2 or 4% spinosad avermectin EW40 ~ 50 ml / 667 m2 in the following occurs when the rice leaf roller; In Moderate above occurs, should use 10% spinosad SC25 ~ 30 ml / 667 m2 or 4% spinosad avermectin EW50 ~ 60 ml / 667 m2.