TY - JA AU - Sumner,M.E. TI - Application of Beaufils' diagnostic indices to maize data published in the literature irrespective of age and conditions SN - 1573-5036 U1 - 77-168625 PY - 1977/// KW - Maize KW - AGROVOC KW - Zea mays N1 - 8 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 -