00518nam a2200157Ia 4500008004100000082001700041100006000058245003100118260007200149300000800221650004100229650003400270653002500304653001200329700001900341170901s1953    xx            000 0 und d  a634.99bF60G  aFood and Agriculture Organization of the United Nations 0aGrazing and Forest Economy  aRomebFood and Agriculture Organization of the United Nationsc1953  a161  aAgriculture and related technologies  aTechnology (Applied sciences)  aForests and Forestry  aGrazing  aLeloup, Marcel