旱区有机肥替代氮肥对多年连作土壤理化性质和马铃薯品质的影响

胡新元, 柳永强, 谢奎忠, 孙小花, 罗爱花

Effects of Organic Fertilizer Replacing Nitrogen Fertilizer on Soil Physical Chemistry Properties and Potato Quality under Continuous Cropping in Arid Area

Hu Xinyuan, Liu Yongqiang, Xie Kuizhong, Sun Xiaohua, Luo Aihua

图2 有机肥替代氮肥对马铃薯生长特性的影响 不同小写字母表示不同处理间差异显著（P < 0.05），下同

Fig.2 Effects of organic fertilizer replacing nitrogen fertilizer on growth characteristics of potato Different lowercase letters indicate significant differences among different treatments (P < 0.05), the same below