Abstract:

Abstract: Studies on different tobacco variety’s dynamic of bacterial wilt in field, The results show that OX-2028 is high-anti-tobacco bacterial wilt variety, Yunyan85、Yunyan203、Yunyan97 and Yunyan87 are anti-tobacco bacterial wilt a certain extent, OX-2001、Honghuadajinyuan and NCRT-69 are susceptible, it can be indication of forecast tobacco bacterial wilt; The research also describes the changed graph of bacteria in soil, and analyses the effect of temperature and humidity, according as forecast and prevention on tobacco bacterial wilt.