000 00288pam a2200121a 44500
082 _a631.5
_bB148h
100 _aBahrt, George M.
245 1 _aHUNGER SIGNS IN CROPS
260 _aWashington
_bAmerican Society Of Agronomy
_c1941
300 _a327
964 _gCIRC
997 _a26167 C
999 _c440651
_d440651