Spatial Heterogeneity of Nitrogen, Phosphorus and Potassiumof Soil in Forest Grassland
XU Zhi,WANG Zhi-jun,FAN Wen-jing,YANG Guang
JOURNAL OF YANGTZE RIVER SCIENTIFIC RESEARCH INSTI . 2015, (1): 57 -61 .  DOI: 10.3969/j.issn.1001-5485.2015.01.012