00692nam a2200205Ia 4500001001000000003000500010008004100015010001100056040000900067082001900076100002400095245006100119260009900180300001000279440004400289500004600333650005600379650003900435650001200474Para_7574CHAP220125s1911    xx            000 0 und d  a206488  cCHAP  aPA-C 632.7 B85  aNickels, Leslie, J.  aHowto make an observation hive  /c by Leslie J. Nickels  aBerkeley :b University of California. College of Agriculture. Agricultural Experiment Station  a13 p.  aCalifornia. Agr. Exp. Sta. Circular; 63  aEncuadernado con otros impresos similares  aAgricultura x Californiaxcolecciones de escritos   aAgricultura x Californiaxplagas   aColmena