怀化市区绿地土壤重金属污染现状研究
梁娟 刘赞
Study on Heavy Metal Pollution in Greenbelt Soil of Huaihua City
中国农学通报 . 2013, (32): 291 -295 .  DOI: 10.11924/j.issn.1000-6850.2012-3883