00531nam a2200193Ia 4500001001000000003000500010008004100015010001100056040000900067082001800076100001800094245005300112260003500165300001000200650003600210650003100246650003900277700002100316Para_6363CHAP220125s1938    xx            000 0 und d  a205075  cCHAP  aPA 595.706 K5  aKing, Eleanor  aInsect allies  /c by E. K., and Wellmer Pessels  aNew York :b Harper y Brothers  a45 p.  aControl biológico de insectos  aEntomología económica   aInsectos parásitos y predatores   aPessels, Wellmer