000 00355 am a2200121 a 4500
100 1 _aYothers, M.A.
245 1 _aHoppers and their control in the orchards of the pacific northwest
260 _aWashington
_c1930
300 _a1-15 p.
942 _2udc
_cB
440 _aOrchards United States Depatment of Agriculture. Circular No. 106
901 _aS48659
999 _c104722
_d104722