藜麦对低氮胁迫的响应研究

郭红霞, 王创云, 邓妍, 赵丽, 张丽光, 郭虹霞, 秦丽霞, 高飞, 席瑞珍

Response of Quinoa to Low Nitrogen Stress

Guo Hongxia, Wang Chuangyun, Deng Yan, Zhao Li, Zhang Liguang, Guo Hongxia, Qin Lixia, Gao Fei, Xi Ruizhen

表4 低氮胁迫对藜麦根系活力及氮代谢相关酶活性的影响

Table 4 Effects of low nitrogen stress on quinoa root activity and enzyme activities related to nitrogen metabolism

处理 Treatment 藜麦品系 Quinoa line 根系活力 Root activity [μg(h·g)] GS活性 GS activity (U/g) GOGTA活性 GOGTA activity (U/g) CK HL58 76.03±3.13aA 65.61±2.70cdBC 26.47±1.59bBC G68 63.04±1.75bB 69.67±0.98bcABC 29.80±1.23aAB A29 47.52±1.96cC 63.22±3.81dC 23.18±0.95cCD G36 40.22±0.56efDE 61.56±2.54dC 29.85±1.23aAB BL23 43.68±2.63cdeCDE 66.88±2.75bcdBC 20.23±0.83dD A86 42.62±1.76deCDE 75.98±3.13aA 30.76±1.27aA HL93 46.16±1.90cdCD 72.12±2.97abAB 28.65±0.79abAB BL77 36.94±1.52fE 70.06±2.89abcABC 23.02±0.95cCD BL22 61.99±2.55bB 64.71±1.79cdBC 23.35±0.33cCD LN HL58 80.52±0.84aA 59.18±1.43cdB 21.82±0.53cdCD G68 44.73±1.08cC 60.74±1.47cdB 33.29±0.81aA A29 41.08±0.91cC 58.96±1.43dB 20.34±0.11eDE G36 31.29±0.76dD 65.49±1.59bcB 24.56±0.60cBC BL23 41.23±1.00cC 61.30±0.32bcdB 18.47±0.45eE A86 29.88±0.72dD 66.92±1.18bAB 24.09±0.25cC HL93 42.60±0.22cC 74.70±1.81aA 27.83±0.67bB BL77 31.57±0.77dD 64.49±0.67bcdB 20.46±0.50deDE BL22 59.63±1.45bB 63.24±1.53bcdB 23.43±0.57cCD