论文部分内容阅读
板栗瘿蜂的幼虫寄生在板栗芽组织内。每年春季寄主发芽展叶时,被寄生的叶柄及嫩茎的组织增生,迅速膨大成绿色虫瘿,引起枝条枯死,是一种毁灭性害虫。 板栗瘿蜂每年发生1代,以幼虫在寄主芽原基内越冬。在栗芽绽裂时开始出现肿胀的虫瘿。痿内虫室明显。在6月中旬左右,成虫羽化后咬穿虫瘿外出产卵,出瘿劢期约1周。我站根据发生规律及特点,通过多次试验,采取综合防治方法,防效较好,现总结如下:
The larvae of the chestnut jackal parasitize in the chestnut bud tissue. Each spring when the host sprout leaves, the parasitic petiole and stems of tissue proliferation, rapidly expanding into green insects, causing the branches dead, is a devastating pest. Chestnut gall bee occurs 1 generation per year, larvae wintering in the host bud primordium. Swollen insects begin to appear when chestnut buds burst. Atrophy impotence room obviously. Around mid-June, the adults bite through the insects 瘿 goose spawning out of the event period of about 1 week. I stand according to the law and characteristics, through many tests, to take comprehensive prevention and control methods, control effect is better, are summarized as follows: