00576nam a2200205Ia 4500001001000000003000500010008004100015010001100056040000900067082001700076100002000093245009300113260004300206300001100249650001500260650001200275650002400287650001600311700004300327Para_6170CHAP220125s1975    xx            000 0 und d  a204950  cCHAP  aPA 595.42 J4  aJeppson, Lee R.  aMites injurious to economic plants  /c by L.R. J., Hartford H. Keifer y Edward W. Baker  aBerkeley  :b University of California  a614 p.  aAcaricidas  aAcaros   aCultivos x plagas   aGarrapatas   aKeifer, Hartford H. / Baker, Edward W.