The non-point source pollution arising from soil erosion is one of the main reasons for the deterioration of the water quality of the Taihu Lake Basin. Forest p
To evaluate the reclamation suitability of industrial and mining wasteland is the premise of reclamation. The wasteland was firstly categorized according to lan
This paper firstly introduces theoretical basis of researches on industrial organizations of rural tourism.It sums up major models of industrial organizations o
By using climate data in national stations in Xiji County,Ningxia during 1981 and 2020,a regression analysis was carried out on weather data in crop growth seas