Application of Physically based Distributed Models in Forest Hydrology Long-term changes in area and soil total nitrogen and total phosphorus storage in croplands of the densely populated village landscapes of China′s Yangtze Plain Scaling-up methodology for alpine grassland coverage monitoring based on Landsat 8 OLI and MODIS remote sensing data: A case study in XiaheSangke grassla Changes in land use and land cover and soil organic carbon storage in the densely populated village landscapes of China′s Yangtze Plain from the 1940 to 2002 Landscape structure, management and soil total nitrogen, total phosphorus in the densely populated rural landscapes of China’s Yangtze Plain Scale issues in ecology: upscaling