Spatial Variability Characteristics and Fertility Evaluation of Small-scale Soil Nutrients in Long-term Sub-membrane Drip Irrigated Farmland

WANG Zong-lan, WANG Chun-xia, WANG Si-jia, YANG Yue-fa, ZHANG Jing-rui

China Rural Water and Hydropower . 2023, (6): 242 -248 . DOI: 10.12396/znsd.221320