TY - JA AU - Singh,R. AU - Sinha,M.K. TI - Reactions of iron chelates in calcareous soil and their relative efficiency in iron nutrition of corn SN - 1573-5036 U1 - 77-147885 PY - 1977/// KW - Maize KW - AGROVOC KW - Soil chemistry and physics KW - Zea mays N1 - 7 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 -