Comment and degree of contamination of heavy metals in water-soluble fertilizers in Beijing
FAN Shanshan,LIU Jiyuan,TAN Xiaodong,JI Wei,GAO Fei,LI Changwei
Ecology and Environmental Sciences . 2021, (2): 430 -437 .  DOI: 10.16258/j.cnki.1674-5906.2021.02.024

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