甜菜褐斑病是我国甜菜产区中一种分布普遍的病害,严重地影响甜菜产量与质量的提高。随着我国农业的大跃进以及制糖工业迅速发展,几年来甜菜生产由原来的黑龙江、吉林、内蒙已发展到新疆、宁夏、甘肃、山西、河北、山东、河南、安徽、四川等二十六个省区,凡有甜菜栽培地区,此病就有不同程度的发生,尤以甜菜生长季节里,气温较高多雨地区,如黑龙江、吉林、河南、湖北等甜菜产区发生较为严重,由于此病的流行给甜菜生产带来 Beet leaf brown spot disease is a common disease in the sugar beet producing area in China, which seriously affects the yield and quality of sugar beet. With the great leap forward in China’s agriculture and the rapid development of the sugar industry, sugarbeet production has grown from Heilongjiang, Jilin and Inner Mongolia to Xinjiang, Ningxia, Gansu, Shanxi, Hebei, Shandong, Henan, Anhui and Sichuan in the past few years Provinces and autonomous regions, where beet cultivation areas, the disease has varying degrees of occurrence, especially in the beet growing season, the temperature is high and rainy areas, such as Heilongjiang, Jilin, Henan, Hubei and other beet production areas more serious, because of this The epidemic brings to beet production