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Position: Home > Articles > The Development of Semiothisa cineraria and Its Control Shanxi Forestry Science and Technology 2008 (1) 20-21

太原市国槐尺蠖的发生特点与防治试验

作  者:
刘永齐
单  位:
山西林业职业技术学院
关键词:
国槐尺蠖;久效磷;Bt乳剂
摘  要:
从省工、省时、降低用药量、减少对环境污染等方面考虑,在国槐尺蠖幼虫孵化盛期采用40%久效磷乳油对树干基部注药是防治的最佳期,防治效果达97.8%;在国槐尺蠖的幼虫4龄~5龄时用B t乳剂(细菌性生物杀虫剂)600倍液~800倍液常规喷雾,防治效果达95%以上。
译  名:
The Development of Semiothisa cineraria and Its Control
作  者:
Liu Yongqi(Shanxi Vocational College of Forestry,030009 Taiyuan,China)
关键词:
Semiothisa cineraria;monorotophos;Bt
摘  要:
Based on labor-saving,time-saving,cutting down medication,decreasing the pollution of environment,the optimum control time of Semiothisa cineraria should be at the stage of the lags full hatching larvas,by the control of 40 % monocrotophos injected at the base of attacked tree trunk,and control effect reach 97.8 %.At the stage of 4-5 th instar larva,spraying whole tree with 600-800× solution of Bt show better control effect of more than 95 %.

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