秸秆还田年限及施磷水平对玉米根系生长和产量的影响 |
胡昊驰, 王富贵, 朱孔艳, 胡树平, 王猛, 王志刚, 孙继颖, 于晓芳, 包海柱, 高聚林 |
Effects of Straw Returning Years and Phosphorus Application on Root Growth and Yield of Maize |
Hu Haochi, Wang Fugui, Zhu Kongyan, Hu Shuping, Wang Meng, Wang Zhigang, Sun Jiying, Yu Xiaofang, Bao Haizhu, Gao Julin |
图1 秸秆还田年限和磷处理对根系干重和磷素积累量的影响 “*”和“**”分别表示相同磷水平下不同秸秆还田年限间的差异达显著(P < 0.05)和极显著(P < 0.01)水平,下同。 |
Fig.1 Effects of straw returning years and phosphorus treatments on root dry weight and phosphorus accumulation “*”and“**”indicate significant (P < 0.05) and extremely significant (P < 0.01) differences between straw returning years at the same phosphorus level, the same below. |