000 00270 a2200121 4500
080 _a633.18(063)
_bU 58 R
245 1 _aProceedings
260 _aWashington
_bU.S. Department of Agriculture
_c1969
650 _aRice
100 _a
_d
300 _a102 p.
901 _a119014
999 _c85110
_d85110