000 00399nam a2200145Ia 4500
008 220204s9999 xx 000 0 und d
082 _a581.5
_bKRE
100 _aKREBS, Charles J
245 0 _aEcology: The experimental analysis of distribution and abundance
260 _aNew York
_bHarper & Row
_c1972
650 _aEcology
650 _aFood production
650 _aHuman ecology
942 _cBK
999 _c23752
_d23752