【摘要】 试验结果表明:在稻纵卷叶螟的卵孵始盛期和稻飞虱的若虫盛期,用虫酰·辛硫磷20%乳油100g/667m2,药后15d对稻纵卷叶螟与稻飞虱的防治效果均达到95%以上。对稻纵卷叶螟的防治效果显著优于稻丰散50%乳油120g/667m2,对稻飞虱的防治效果与吡蚜酮25%可湿性粉剂25g/667m2之间无显著差异。更多还原

【Abstract】 Rcsults of the test showed that the control effects of tebufenozide.phoxim 20% EC on cnapnalocrocis medinalis guence and rice plantnoppers with dosage of 100g(product) / 667m2 were greater than 95% , 15d after application, it was better than that of phenthoate 50% EC with dosage of 120g(product) / 667m2, while the effects of tebufenozide.phoxim 20% EC and pymetrozin 25% wp were no significaxt difference.更多还原