氮锌配施对谷子根系形态及锌含量的影响

赵海燕, 赵丽洁, 韩根兰, 王江, 王子建, 聂萌恩, 杜慧玲, 原向阳, 董淑琦

Effects of Nitrogen and Zinc Application on Root Morphology and Zinc Content in Foxtail Millet

Zhao Haiyan, Zhao Lijie, Han Genlan, Wang Jiang, Wang Zijian, Nie Meng’en, Du Huiling, Yuan Xiangyang, Dong Shuqi

表2 氮锌配施15d后对谷子根系形态的影响

Table 2 Effects of 15 days after nitrogen and zinc application on root morphology in millet

指标Index 处理Treatment N0 N120 N180 N240 长度Length (cm) Zn20 594.57±80.61aB 683.17±25.15aB 656.90±48.21aB 447.80±48.71bB Zn40 738.33±11.63bA 884.55±32.15aA 787.61±30.79bA 567.78±57.74cA Zn80 616.06±69.72aAB 620.37±62.48aB 537.46±59.69aC 369.67±32.22bB 投影面积Projected area (cm2) Zn20 14.51±0.63bA 16.12±0.44aB 15.26±0.41abB 10.56±1.36cAB Zn40 15.95±1.44cA 19.55±1.18aA 17.90±0.39abA 13.42±2.12bcA Zn80 14.05±2.26aA 14.43±2.25aB 15.06±0.78aB 10.02±0.10bB 表面积Surface area (cm2) Zn20 46.24±2.09aA 47.32±3.43aB 48.49±0.75aB 33.18±4.27bAB Zn40 50.10±4.54bcA 63.47±5.79aA 56.17±1.14abA 42.16±6.66cA Zn80 44.15±7.11aA 45.33±7.07aB 47.33±2.46aB 31.38±0.38bB 根尖数Tips number of root Zn20 4131.33±688.76abA 4921.33±449.67aB 4709.00±614.08aAB 3510.67±343.96bA Zn40 4807.67±337.05bcA 6499.67±108.19aA 5651.33±830.94abA 3991.67±576.68cA Zn80 4837.67±674.51aA 4909.00±163.24aB 3739.00±732.33bB 2503.00±462.93cB