论文部分内容阅读
玉米细菌病 Erwinia stewartii(E.FSmith)Dye 是我国重要的对外检疫对象之一。带病种子是该病远距离传播的主要途径。随着我国农业现代化的需要,国际间的品种交流日趋频繁,为了防止这一病害传入我国,除了加强种子检疫工作外,辅以种子消毒处理也是防止这一病害传入的重要措施。据文献报道,用0.1%,升汞浸种20分钟可以减少种子带菌率,但是因种子内部带
Erwinia stewartii (E.FSmith) Dye is one of the important foreign quarantine objects in China. Sick seeds are the main route for the spread of the disease over long distances. With the needs of agricultural modernization in our country, the international exchange of species is becoming more frequent. In order to prevent this disease from being introduced into our country, in addition to strengthening the work of seed quarantine, seed disinfection is also an important measure to prevent the introduction of this disease. According to the literature, seed soaking rate with 0.1% mercuric chloride for 20 minutes can reduce the seed germination rate. However,