喷施生长调节剂缓解甘薯干旱胁迫的机理

王金强,李思平,刘庆,李欢

Mechanism of Spraying Growth Regulators to Alleviate Drought Stress of Sweet Potato

JinQiang WANG,SiPing LI,Qing LIU,Huan LI

表6 干旱胁迫下喷施生长调节剂对甘薯叶片内源激素含量的影响

Table 6 Effects of spraying growth regulators on endogenous hormones in sweet potato leaves under drought stress

处理 Treatment ZR (ng·g-1 FW) IAA (ng·g-1 FW) ABA (ng·g-1 FW) CK 35.68±0.87a 114.50±8.13a 191.43±1.34e LD 25.69±1.00d 75.75±1.18d 247.36±2.30b LD+ABA 29.06±0.17c 81.83±1.96c 270.31±1.29a LD+NAA 28.02±0.34c 88.13±3.56b 221.49±6.48c LD+6-BA 30.50±0.69b 84.06±1.81c 215.77±3.46d