蜗牛属软体动物门,腹足纲,柄眼目,蜗牛科。 每年发生一代,以成贝和幼贝在土层或落叶层中等处过冬。螺壳口用一层膜封闭,次年3、4月开始活动为害,白天多藏在植物基部杂草、落叶间或土层中栖息,阴雨天白天也活动为害。4月下旬开始交配,5月间在寄主的根部附近疏松土层中产卵,10多粒粘在一起成块状,卵期10多天,幼贝孵出后多群居于土层或落叶层下,不久即分散为害,7～8 Snail molluscs door, gastropoda, handle the eye, snail families. A generation occurs each year, with shellfish and young shellfish wintering in the soil or deciduous layer. Spiral shell mouth closed with a layer of film, the following year in April and April began to damage the activities, during the day and more hidden in the plant weeds, deciduous or soil habitat, rainy day activities are also harmful. Mating began in late April, May in the host near the roots of loose soil lay eggs, sticky more than 10 pieces into lumps, eggs more than 10 days, after hatchling young population living in soil or deciduous layer Next, scattered soon, 7 ~ 8