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及时拔除病株是防治马铃薯环腐病和黑胫病的有效措施。拔除病株的好处有三:第一,重病薯块在切块时即可淘汰,但轻病薯往往于播后成株对病症才明显。所以,拔除病株是汰除病原较为彻底的办法。第二,早期出现的病株基本没有收成,及早拔除有利于其他健株生长;而且薯块膨大后期正是病菌迅速侵染时期,掌握薯块基本长成时挖取薯块,为害轻,还有食用价
Timely removal of diseased plants is an effective measure to prevent and control potato ring rot and black shank. The benefits of diseased plants are three: First, serious tuberculosis can be eliminated in the dicing, but the light of the potato is often sown after the disease on the disease was obvious. Therefore, removal of diseased plants is a more thorough way to eliminate pathogens. Second, the early emergence of the disease basically no harvest, early removal is conducive to the growth of other healthy strains; and tubers swollen later period is the rapid infection of bacteria, potato tubers to grasp the basic growth when digging potato, light damage, but also Have food prices