对小麦品种（ 系） 赤霉病抗病性鉴定资料分析表明，同一个品种（ 系） 的赤霉病病情指数年度间差异较大，采用相对病情指数法划分品种的抗病性，能够有效消除年度间的这种差异，保证当年鉴定结果的真实可靠 Analysis of the disease resistance of the wheat cultivars (lines) scab showed that the same variety (lines) of the annual differences in the severity of the disease index between the larger, the relative disease index method for the classification of disease resistance, can effectively eliminate This difference between the years to ensure that the results of the authentic identification of the year