00328nam a2200109Ia 4500008004100000082002100041100002000062245005900082260005500141300001000196650001200206140113s9999    xx            000 0 und d  a591.5:636.084 L0  a" Watson, Adam"  aAnimal populations in relation to their food resources  b"Oxford : Blackwell scientific publications, 1970"  a477p.  aAnimals