00610nam a2200205Ia 4500001000700000003000500007008004100012010001100053040000900064082001500073100002100088245008600109260005200195300003200247440000500279500000500284503000500289650006900294650004100363Z_2510CHAP220113s1972    xx            000 0 und d  a165567  cCHAP  a574.072 B4  aBenton, Allen H.  aManual of field biology and ecology  /cby  Allen H. Benton and William E. Werner  aMinneapolis, Minn  :bBurgess Publishing,c1972  a400 p. : bilus. ; gráfs.  a  a  a  aBiologíaxManuales de laboratorio I. Werner, William E. II. t.  aEcologíaxManuales de laboratorio