黄土丘陵区燕沟流域土地利用变化与优化调控

徐勇, Roy C.Sidle

Land Use Change and Its Regulation of Yangou Watershed in Loess Hilly-gully Region

XU Yong, Roy C. Sidle

地理学报 . 2001, (6): 657 -666 . DOI: 10.11821/xb200106004