000 00377 am a2200121 a 4500
100 1 _aRohwer, S.A. and Others
245 1 _aDirectory of the bureau of entomology and plant quarantine 1940
260 _aWashington
_c1940
300 _a1-110 p.
942 _2udc
_cB
440 _aPlant United States Depatment of Agriculture. Miscellaneous Publication No. 220
901 _aS48685
999 _c104748
_d104748