低硼及高硼胁迫对棉花幼苗生长与脯氨酸代谢的影响

曾紫君, 曾钰, 闫磊, 程锦, 姜存仓

Effects of boron deficiency/toxicity on the growth and proline metabolism of cotton seedlings

ZENG Zi-Jun, ZENG Yu, YAN Lei, CHENG Jin, JIANG Cun-Cang

表2 不同硼处理对棉花幼苗根系生长的影响

Table 2 Effects of different boron treatments on root growth of cotton seedlings

处理 Treatment 总根长 TRL (cm) 总表面积 TSA (cm2) 根总体积 TRV (cm3) 根平均直径 RAD (mm) 侧根数 Number of lateral roots 根尖数 Number of apical roots B0 83.84±30.21 c 22.55±8.55 c 0.49±0.20 b 0.86±0.12 a 460.67±246.51 c 136.67±1.15 b B0.002 387.27±51.10 b 80.10±12.08 b 1.32±0.25 b 0.66±0.04 a 2310.67±341.91 b 172.00±29.72 a B0.2 731.58±50.40 a 156.91±28.27 a 2.77±1.14 a 0.69±0.16 a 4826.67±578.81 a 173.67±11.93 a B50 435.50±57.30 b 90.68±14.10 b 1.51±0.28 b 0.66±0.03 a 2644.67±465.37 b 121.00±7.94 b