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

表5 玉米产量及其构成因素在秸秆还田年限和磷处理下的方差分析

Table 5 Analysis of variance of maize yield and its components under straw returning years and phosphorus treatments

变异来源 Sources of variation F值F-value 穗粒数 Grains per ear 有效穗数 Effective panicles 百粒重 100-grain weight 产量 Yield SRY 2.14 20.51** 0.01 44.53** P 1.56 3.62* 0.84 19.25** SRY×P 0.59 1.43 0.33 2.28