不同有机肥氮替代化肥氮比例对马铃薯根系吸收能力和形态的影响

何万春, 黄凯, 令鹏, 陈子雄, 王景才, 潘晓春, 张娟宁, 李鹏程

Effects of Different Ratio of Organic Fertilizer Nitrogen to Fertilizer Nitrogen on the Absorption Capacity and Morphology of Potato Roots

Wanchun He, Kai Huang, Peng Ling, Zixiong Chen, Jingcai Wang, Xiaochun Pan, Juanning Zhang, Pengcheng Li

表3 不同处理对不同直径范围内马铃薯根系生长的影响

Table 3 Effects of different treatments on root diameter of potato

处理 Treatment 根直径Root diameter (mm) 0~0.50 0.51~1.00 1.01~1.50 1.51~2.00 2.01~2.50 2.51~3.00 3.01~3.50 3.51~4.00 4.01~4.50 >4.50 T1 183.45c 60.15c 34.68c 23.24b 16.11b 13.31a 11.56b 6.03a 6.08a 16.64b T2 218.44bc 67.48bc 38.69bc 25.63ab 18.64ab 13.28a 12.35ab 7.12a 6.97a 18.71ab T3 250.96ab 71.46ab 40.35b 27.68ab 19.35ab 13.34a 12.35ab 7.68a 5.23a 19.28ab T4 263.36a 75.89ab 43.68ab 29.31a 21.36ab 15.65a 13.67ab 8.17a 6.36a 20.12ab T5 274.60a 80.06a 51.06a 31.25a 23.45a 15.62a 15.86a 8.68a 7.69a 21.52a T6 232.49b 72.34ab 41.35b 28.64ab 20.06ab 14.71a 13.01ab 7.64a 5.26a 19.38ab