000 00311 am a2200121 a 4500
100 1 _aStockberger, W.W.
245 1 _aPresence of arsenic in hops
260 _aWashington
_c1917
300 _a1-7 p.
942 _2udc
_cB
440 _aUnited States Department of Agriculture. Bulletin No. 568
901 _aS49486
999 _c106028
_d106028