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4种杀虫剂对栗绛蚧越冬若虫和初龄若虫防治试验结果表明 :不同杀虫剂和不同施药时间对实验结果影响显著 ,10 %吡虫啉WP 10 0 0倍液在栗绛蚧越冬若虫膨大期进行喷雾防治效果好 ,杀虫率达 92 .2 %。
Four kinds of insecticide on the chestnut Jiang Kuwan overwintering nymphs and the first instar nymphs control test results show that: different pesticides and different application time on the experimental results were significantly affected, 10% imidacloprid WP 10 0 times in the juvenile overwinter nymphs Expansion of the spray control effect, insecticidal rate of 92.2%.