000 00291nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a574:001.814
_bADV.6
245 0 _aAdvances in ecological research. V 6.
260 _aLondon
_bAcademic
_c1969
650 _aEcological research
942 _cBK
999 _c27344
_d27344