Relationship between soil trace elements, organic matter and pH in corn planting area of Yuanping city
CHEN Ting, LI Ting-liang, ZHANG Jin-feng, LIU Yang
HUBEI AGRICULTURAL SCIENCES . 2022, (5): 14 -19 .  DOI: 10.14088/j.cnki.issn0439-8114.2022.05.003