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建湖县位于苏北平原里下河农业区，土壤粘重，农作物以稻、麦、棉为主。近年来，大面积籼改粳以后，水稻僵苗发生严重，每年发病面积 1.5万～ 2万 hm2。笔者根据多年的田间调查和防治实践，现将生产中常见的几种僵苗类型和治理方法列出和同行商榷。 1甲磺隆、绿磺隆 (下称“双隆
Jianhu County is located in the Lixia River agriculture area of the Northern Jiangsu Plain. Soil is heavy and its crops mainly include rice, wheat and cotton. In recent years, a large area of indica to japonica, the rice seedlings serious, the annual incidence of 15,000 to 20,000 hm2. Based on years of field investigation and prevention and control practices, the author now lists and discusses several types of stiff seedlings commonly encountered in production and their counterparts. 1 metsulfuron-methyl, chlorsulfuron (hereinafter referred to as ”Shuanglong