000 00312 am a2200121 a 4500
100 1 _a
_d
245 1 _aControlling potato insects
260 _aWashington
_c1969
300 _a1-16 p.
942 _2udc
_cB
440 _aPotato United States Department of Agriculture. Farmers' Bulletin No. 2168
901 _aS9122
999 _c104711
_d104711