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葡萄根瘤蚜是葡萄上的一种毁灭性害虫,在我国仅发现于山东烟台、辽宁兴城、辽阳、盖县、丹东、旅大及陕西武功等局部地区,是国际及国内的重要检疫对象之一。葡萄根瘤蚜有的为害根部,也有的为害叶部。为害根部的称为“根瘤型”,可在须根上形成菱角形根瘤,侧根、粗根上形成肿瘤,使被害部变色腐烂,影响根系吸收及运输功能,植株生长不良,严重时整株死亡。为害叶部的称为“叶瘿型”,在叶背形成叶瘿,使叶萎缩,影响植株发育。我国主要是根瘤
The grape phylloxera is a kind of devastating pest on grapes. It is only found in some areas in China such as Yantai, Liaoning, Liaoyang, Gaixian, Dandong, Luda and Shaanxi Wugong. It is an important international and domestic quarantine object one. Some grape phylloxera damage root, and some damage leaves. Damage to the root known as the “root nodules” can be formed on the fibrous roots of water chestnuts, lateral roots, the formation of tumors on the coarse roots, the Ministry of discoloration and decay, affecting the root absorption and transport functions, poor plant growth, severe death of the entire plant. Damage to the Ministry of the leaves known as the “leaf-type” leaves in the leaf back formation, so that leaf atrophy, affecting plant development. My country is mainly nodules