坚持产地检疫保护良繁基地江苏省盐城市郊区农业局１建立无病良繁基地，控制检疫性病虫传播。蔓延建立无病良种繁育基地，实现统一供种是杜绝检疫对象扩散，蔓延的有效途径。我区有近６０年的植棉历史，自１９６８年棉花枯萎病在我区首次发现后，迅速蔓延，１９８３年暴发... Adhere to the origin quarantine and well-protected base Yancheng City, Jiangsu Province, Sub-Bureau of Agriculture 1 to establish a free and trouble-free base, control of quarantine pests and diseases. Spread to establish a disease-free breeding base, to achieve a unified supply of species is to eliminate the proliferation of quarantine objects, an effective way to spread. My area has nearly 60 years of cotton history, cotton blight since 1968 was first discovered in our area, the rapid spread of the outbreak in 1983 ...