000 00365nam a22001577a 4500
003 OSt
020 _a0870553364
082 _a632.3/NYV
100 _aNyvall, Robert F
245 _aField crop diseases handbook
260 _aWestport
_bAVI publishing company
_c1979
300 _a436
650 _aField crops; Plant Pathology
901 _a1860
942 _2ddc
_cBK
999 _c6111
_d6111