甘肃省陇东既是我国小麦条锈菌重要越夏基地,又是秋季向外传播的桥梁地区。陇东越夏菌量的多少是该地秋苗条锈病流行与否的主要因素。目前,多采用跑面选点的调查方法来确定越夏菌量。但这一方法误差较大,难于准确地反映越夏菌量。据多年资料分析,其调查结果与秋季病情相关性不明 Longdong, Gansu Province is not only an important base for wheat stripe rust in China, but also a bridge spreading to the outside in autumn. The number of summer Gansu bacteria is the main factor in the prevalence of autumn and slender rust in this area. At present, the use of running surface selection point to determine the amount of summer bacteria. However, this method is relatively large error, it is difficult to accurately reflect the amount of summer bacteria. According to many years of data analysis, the findings of the investigation and the autumn disease is unknown