小麦种质资源抗旱性鉴定评价

李龙,毛新国,王景一,昌小平,柳玉平,景蕊莲

Drought Tolerance Evaluation of Wheat Germplasm Resources

Long LI,Xin-Guo MAO,Jing-Yi WANG,Xiao-Ping CHANG,Yu-Ping LIU,Rui-Lian JING

表1 反复干旱处理下供试材料的幼苗存活率

Table 1 Seedling survival rate of tested accessions under repeated drought treatments (%)

干旱处理 Drought treatment 最大值 Maximum 最小值 Minimum 平均值 Mean 标准差 SD 变异系数 CV 第1次干旱 First treatment 100.0 74.5 95.9 3.8 4.0 第2次干旱 Second treatment 95.0 0 58.1 21.2 36.5 第3次干旱 Third treatment 58.9 0 15.0 12.6 83.5 反复干旱 Compound 82.5 27.7 56.3 11.0 19.6