TY - JA AU - Leece,D.R. TI - Occurrence of physiologically inactive zinc in maize on a black earth soil SN - 1573-5036 U1 - 76-111332 PY - 1976/// KW - Fertilizers KW - AGROVOC KW - Maize KW - Zea mays KW - Soil fertility N1 - 19 ref.; Summary (En); Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0032-079X T2 - Plant and Soil ER -