论文部分内容阅读
黑尾叶蝉俗名“蠓虫”。它以针状口器刺入水稻组织吸取汁液,使叶片变黄枯死。除直接为害外,还能传播水稻黄矮病、矮缩病、黄萎病等多种病毒病,严重时影响产量。一、黑尾叶蝉的识别和发生特点黑尾叶蝉一生中有成虫、卵、若虫三个虫态。成虫体长约4.5—5.5毫米,黄绿色或绿色,前翅鲜绿色,雄虫前翅末端1/3处为黑色,雌虫翅末端淡褐色或灰白色。若虫黄绿色,体两侧褐色、头部宽、腹部尖。卵长椭圆形、白色半透明,一端有红色眼点一对,成虫趋光性强。
Black tail leaf cicadas common name “pinworm.” It acupuncture mouth piercing rice tissue to absorb juice, the leaves turn yellow dead. In addition to direct damage, but also spread rice yellow dwarf, dwarf disease, Verticillium wilt and other virus diseases, seriously affect the yield. First, the identification and occurrence characteristics of black-tailed leafhopper Black-tailed leafhopper life, adult, eggs, nymphs three insect state. Adult body length of about 4.5-5.5 mm, yellow-green or green, forewing bright green, the male wing tip 1/3 at the black, female wings end light brown or gray. Nymph yellow-green, brown on both sides, wide head, sharp belly. Egg oval, white translucent, one end of a pair of red eyes, adult phototaxis strong.