Spatial Distribution Characteristics and Fertility Evaluation of Soil Nutrients Based on GIS
LI Jiaxin, GAI Weiling, SUN Xianmin, ZHAO Xin, ZHANG Xiaoguang, CUI Dejie
Chinese Agricultural Science Bulletin . 2023, (25): 94 -101 .  DOI: 10.11924/j.issn.1000-6850.casb2022-0730