000 00408 a2200145 4500
080 _a632.633
_bU 58 U
245 1 _aU.S.D.A. yearbook of agriculture, 1966
_bProtecting our food
260 _aWashington
_bUnited State Department of Agriculture
_c1966
650 _aPlant Diseases
650 _aFood
700 _aUnited State Department of Agriculture
100 _a
_d
300 _a386 p.
901 _a180653
999 _c82779
_d82779