水稻旱育秧床有机质含量高，土壤肥沃，适宜蚯蚓的栖息和活动，常出现床土被钻松，影响水稻的出苗和成苗率，已成为本地推广水稻旱育稀植技术的障碍因素之一。为此我们从1995年开始，选用西维因等药剂对水稻旱育秧床饭蚓进行了防治试验和较大面积的示范验证，在此基础上，于199 Rice dry seedbed with high organic matter content, fertile soil, suitable for the habitat and activity of earthworms, bed and earth often appear drilling loose, affecting the emergence and seedling rate of rice has become a local promotion of rice dry and sparse planting technology one of the obstacles . To this end, we started from 1995, the choice of such agents as cabbage dry seedbed rice drought prevention and control experiments and a larger area of ​​demonstration validation, on this basis, in 199