Received date: 1988-03-01
Online published: 1989-10-15
Key words: Chromium; Chemical geography; Soil; Beijing
Xia Zenglu . SOIL CHEMICAL GEOGRAPHY OF CHROMIUM IN BEIJING[J]. Acta Geographica Sinica, 1989 , 44(4) : 449 -458 . DOI: 10.11821/xb198904008
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