HU Yu-fu, DEN Liang-ji, ZHANG Shi-rong, et al. Study on Spatial Variability and Its Influential Factors of Soils Nitrogen in Typical Small Watershed in the Hilly Region of the Middle Sichuan[J]. 2008, 22(3).
HU Yu-fu, DEN Liang-ji, ZHANG Shi-rong, et al. Study on Spatial Variability and Its Influential Factors of Soils Nitrogen in Typical Small Watershed in the Hilly Region of the Middle Sichuan[J]. 2008, 22(3).DOI: