Temporal and spatial variation characteristics of available Cu in tobacco planting soil in Xiangxi state
TIAN Ming-hui, XIANG De-ming, YAN Chen-bing, TIAN Mao-cheng, ZHANG Li-ming, LI Qiang
HUBEI AGRICULTURAL SCIENCES . 2019, (20): 68 -71 .  DOI: 10.14088/j.cnki.issn0439-8114.2019.20.014