Scientia Agricola, Vol 56, Iss 4 suppl, Pp 1215-1221 (1999) Scientia Agricola v.56 n.4 suppl.0 1999 Scientia Agrícola Universidade de São Paulo (USP) instacron:USP Scientia Agricola, Volume: 56, Issue: 4 Supplement, Pages: 1215-1221, Published: 1999 Scientia Agricola, Vol 56, Iss 4suppl, Pp 1215-1221 (1999)