00508nam a2200157Ia 4500001001000000003000500010008004100015010001100056040000900067100001700076245009500093260004600188300001000234440004400244650006200288Para_4406CHAP220125s1944    xx            000 0 und d  a202919  cCHAP  aWallis, R. L  aControl of the mexican bean beetle in irrigated districts in the west  /c by R. L. Wallis  aWashington  :b Department of Agriculture  a12 p.  aEUA. Dept. of Agriculture Circular; 675  aEpilachna varivestis  Control de plagas  Frijol x Plagas