施肥对半干旱沙地玉米生产力及其稳定性的影响

张蕊, 武雅琳, 李玉霖, 连杰

The influence of fertilization on the sandy farmland productivity and stability of corn in semi-arid areas

Rui Zhang, Yalin Wu, Yulin Li, Jie Lian

图3 施肥对沙质农田玉米生物量、籽粒产量时间稳定性的影响 注：不同小写字母表示不同处理间差异显著（P<0.05）。CK：对照；ST：秸秆还田；CH：化肥；FA：农家肥；CF_2：化肥农家肥减半；CH_2：化肥减半

Fig.3 The effect of fertilization on the temporal stability of biomass and yield of corn in sandy farmland