落叶松伊腾厚丝叶蜂研究初报

Preliminary Study on Pachynematus itoi Okutani of Larch

落叶松伊腾厚丝叶蜂在黑龙江省 1年 2～ 3代 ,利用 2 0 %敌虫菊脂、 4 0 %氧化乐果、 80 %敌敌畏进行防治 ,效果可达 90 %以上。

Pachynematus itoi Okutani completed two to three generations in one year In Heilongjiang Province. The parasiticide effect could be reached over 90% by spraying敌虫菊脂 of 20 percent, omethoate of 40 percent or DDVP of 80 percent.