葡萄在台湾水果中占有相当重要位置,除鲜食外还供酿酒,是一项经济效益较高的种植业。目前栽培面积已达三千多公顷,年产量五万多吨,但因台湾高温多雨,葡萄病虫害相当严重,其中根瘤线虫为害普遍,受害植株的根系形成根瘤,影响根系正常生长,加以雨季多湿,促使根瘤腐败,其内的卵块和断根内的线虫随水传播蔓延,致使大 Grapes occupy a very important position in Taiwan’s fruit, in addition to fresh and also for wine, is a more cost-effective farming industry. At present, the cultivated area has reached more than 3000 hectares and the annual output is over 50,000 tons. However, due to the hot and rainy weather in Taiwan, grape diseases and pests are quite serious. The root nodules and nematodes are common damage. Roots of affected plants form nodules and affect the normal root growth. Promote root nodular corruption, which within the egg block and the root of nematodes spread with water spread, resulting in large