本文着重对甜菜锈病发生的气象因素进行分析研究,搜集了国外甜菜产区和加拿大甜菜锈病流行年、流行地区的气象资料,结合病源和甜菜生物学特性的分析,认为甜菜锈病的发生和流行,除了需要具备足够数量的甜菜锈病病原菌和大量感病品种外,关键在于气候条件是否适合锈病的发生,即冬孢子萌发和锈孢子阶段的适宜温度、湿度(甜菜播种后较长时期 This paper focuses on the analysis of meteorological factors in the occurrence of sugar beet rust, collecting the beet production areas in Canada and Canadian beet rust epidemic years, prevalence of meteorological data, combined with the pathogenicity and beet biological characteristics of the analysis that the occurrence and prevalence of sugar beet rust, In addition to the need to have a sufficient number of sugar beet rust pathogens and a large number of susceptible varieties, the key is whether the climatic conditions suitable for the occurrence of rust, the winter spore germination and rust spore stages of the appropriate temperature and humidity (sugar beet sowing longer period