油菜及其近缘种种子萌发期耐盐碱性差异

范惠玲,白生文,朱雪峰,李振洲,秦明岗,何志军

Difference of Salt-Alkaline Tolerance of Three Rape and Its Two Relatives at Germination Stage

Huiling Fan,Shengwen Bai,Xuefeng Zhu,Zhenzhou Li,Minggang Qin,Zhijun He

表2 NaCl溶液浓度与不同植物种子发芽率间的回归关系

Table 2 Regression relationship between NaCl concentration and seed germination rate

材料Material 一元回归方程One dimension regression equation R2 X实测区间Xmeasurement range 临界值Critical value (%) 白芥S. alba Y=122.65-76.645X 0.791 [0.32, 1.60] 1.60 芸芥E. sativa Y=96.187-78.056X 0.847 [0.00, 1.20] 1.23 甘蓝型油菜B. napus Y=126.09-79.028X 0.785 [0.33, 1.60] 1.59 白菜型油菜B. campestris Y=106.02-74.206X 0.873 [0.17, 1.40] 1.42 芥菜型油菜B .juncea Y=125.700-68.71X 0.671 [0.38, 1.60] 1.82