00789nam0-22002771i-450-99000200261040332120040429150930.0000200261FED01000200261(Aleph)000200261FED0100020026120030910d1929----km-y0itay50------baengEconomic biologya text for students of agriculture and general biologyGeorge P. WeldonNew YorkMcGraw & Hill Book Co.1929457 p.20 cmBiologia574.6Weldon,George Percival359904ITUNINARICAUNIMARCBK99000200261040332161 II B.4/ 7646DAGENDAGENEconomic biology403200UNINA