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华北平原山药主产区土壤肥力和养分平衡现状及环境风险评价
王东, 牛劭斌, 许华森, 赵伟鹏, 杨雪贞, 李文超, 马文奇, 孙志梅
Status of soil fertility, nutrient balance, and environmental risk assessment in yam production of North China Plain
WANG Dong, NIU Shao-bin, XU Hua-sen, ZHAO Wei-peng, YANG Xue-zhen, LI Wen-chao, MA Wen-qi, SUN Zhi-mei
应用生态学报 . 2021, (8): 2818 -2828 .  DOI: 10.13287/j.1001-9332.202108.026