近年来随着农业种植业结构的调整,昆山市以塑料大棚为主的蔬菜保护地面积逐步扩大,目前全市种植面积已达1157.5hm2。由于蜗牛是喜阴暗、潮湿环境的软体动物,多数蔬菜保护地的光、温、湿环境较有利其生长繁殖。因此,蜗牛对各种蔬菜的为害逐年加重。到2005年,全市保护地蜗牛发生 In recent years, with the adjustment of the structure of agricultural planting, Kunshan City, plastic greenhouses mainly vegetable protection area gradually expanded, the city’s acreage has reached 1157.5hm2. Because the snail is hi dark, moist environment, molluscs, most of the vegetables to protect the light, warm, humid environment is more favorable for its growth and reproduction. Therefore, the snail damage to various vegetables increased year by year. By 2005, the city’s protective snail occurred