000 00312 a2200109 4500
080 _a63(072)(73)
_bB 935
245 1 _aBulletin
_bGraduate school United States Department of Agriculture, fall and spring, 1946-1947
260 _aWashington
_c1946
650 _aAgricultural Research
100 _a
_d
901 _a21366
999 _c41404
_d41404