00405nam a2200133Ia 4500008004100000082002300041100002900064245002600093260005300119300001300172490003700185600002300222650002600245140224s9999    xx            000 0 und d  a577.3:577.4(08) L6  aWiegert, Richard G., ed.  aEcological energetics  aStroudsburgbDowden, Hutchinson and Rosscc 1976  axv,457p.  aBenchmark Papers in Ecology, v.4  aRichard G. Wiegert  aEcology,Bioenergetics