00545nam a2200169Ia 4500082002500000100001900025245012300044260002700167300001500194500000500209690000600214700000500220952010600225964001700331921001000348999001700358  a338.176349bAs848.PF  aAssmann, Ernst  aPrinciples of forest yield study; studies in the organic production, structure, increment and yield of forest standsb  aOxfordbPergamonc1970  axiv, 506p.  a  a   a  00104070aISIbISId1998-09-25l0o338.176349 As848.PFpDP5758r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a14235  c14235d14235