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植物根结线虫有近ed种，长江流域蔬菜作物常年受其为害。南方根结线虫（Meloidogyneincognita）是武汉地区的优势种群。该线虫可以寄生2000多种植物，常见的瓜类、豆类和十字花科蔬菜均是它的良好寄主。近年来，温室大棚和保护地蔬菜面积的增大和连作程度的逐年提高，为根结线
Plant root-knot nematode nearly ed species, the Yangtze River Basin vegetable crops perennial victims. Meloidogyne incognita is the dominant species in Wuhan. The nematode can parasitize more than 2000 kinds of plants, common melons, beans and cruciferous vegetables are its good host. In recent years, greenhouses and protected areas to increase the area of vegetables and continuous improvement of the degree of cooperation for the root knot line