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梨茎蜂 ,学名 :(ＪａｎｕｓＰｉｒｉＯｋａｍｏｔｏｅｔＭｕｒａｍａｔｓｕ)膜翅目 ,茎蜂科。别名 :折梢虫 ,截芽虫 ,梨切芽虫等。寄主 :梨树。1 999年 6月 1 6日在我区伽师县夏布托乡梨园首次发现梨茎蜂为害 ,为害面积已达 1 0ｈｍ2 ,并有迅速蔓延的势头。为害特征 :幼虫体长
Pear stem bee, scientific name: (JanusPiriOkamotoetMuramatsu) Hymenoptera, stem bee families. Alias: Zapper, cuttings, pear cuttings and other insects. Host: pear tree. On June 16, 1999, pear stem bee was found for the first time in Liupu Township, Xiabu Tuo Township, Jiashi County, Ji’nan City. The damage area reached 10hm2 and there was a trend of rapid spread. Damage characteristics: larvae body length