00496nam a2200169Ia 4500001001000000003000500010008004100015010001100056040000900067082001800076245008000094260005600174300001100230500005200241650001500293650001800308Para_6695CHAP220125s1947    xx            000 0 und d  a205464  cCHAP  aPA 632.951 F7  aA catalogue of insecticides and fungicides  /c by Comp. Donald E. H. Frear  aWaltham Mass, U.S.A.  :b Chronica botanica company  a203 p.  aLa biblioteca tiene: v. 1 Chemical insecticides  aFungicidas  aInsecticidas