000 00390 a2200157 4500
001 3420
008 eng
041 _aeng
082 _a631.5
084 _aQdd:b
245 _aCrop Science 39 No 2
260 _aMadison
_bCrop Science Society of America
_c1999
300 _axi+309-600
653 _aCROP SCIENCE
700 _aSteven K. St. Martin
_eeditor
999 _c14141
_d14141