基于EMD的河北省粮食产量波动及其成因的时空多尺度分析
李新旺, 王树涛, 门明新, 齐跃普, 许皞
Analysis on the fluctuation of grain output in Hebei Province and its causes at multi-time and space of scale based on empirical mode decomposition method
LI Xin-wang, WANG Shu-tao, MEN Ming-xin, QI Yue-pu, XU Hao
自然资源学报
.
2009, (11): 1994
-2004
.
DOI: 10.11849/zrzyxb.2009.11.014