000 003200000a22001450004500
060 _a100
082 _a574.5072 ADV.01
100 _aCragg, J.B.
245 _aAdvances in Ecological Research
260 _aLondon, Academic press
260 _c1962
300 _a203
650 _aEcological Research
942 _cBK
999 _c223916
_d223916