吡唑酰胺与甲维盐或杀虫单混配对稻纵卷叶螟的防治效果

摘要

In orderto explore a controlagentia forC naphalocrocism edinalis w ith high efficiency,low toxicity and long period ofvalidity, pyrazole am ide w as m ixed w ith em am ectin and Shachongdan respectively.Their controleffects forC naphalocrocis m edinalis as w ellas C hilo suppressalis in the field w ere investigated.The results show ed thatafter3,7,14,20 d ofthe agentia application,these m ixtures had better control effects for C naphalocrocis m edinalis and leave-protection effects than those of K angkuan, and they had com parable perform ance ofK angkuan in controlling C hilo suppressalis.They could be used along w ith K angkuan,w hich is an effective controlagentia in M iluo in rotation.%为寻求高效、低毒、持效期长的稻纵卷叶螟防治药剂，将吡唑酰胺分别与甲维盐、杀虫单混配，调查其对稻纵卷叶螟的田间防效，及对二化螟的兼治效果。结果表明，药后第3、7、14、20天，吡唑酰胺分别与甲维盐、杀虫单混配的药剂防治效果和保叶效果都比康宽好，且兼治二化螟的效果与康宽相当，可与汨罗市防治稻纵卷叶螟效果较好的康宽等药剂进行轮换。