000 00497nam a2200193Ia 4500
003 FRI
082 _221st ed.
_a577
_bCLA/E
100 _aClarke, George L.
245 _aElements of ecology
260 _aNew York :
_bJohn Wiley ,
_c1954
300 _axiv , 503p. : ill. ;
_c23.5cm
504 _a505-34 includes index.
653 _aEcology
653 _aCommunity ecology
653 _aEnvironmental degradation
653 _aAnimal ecology
653 _aPlant ecology
942 _cEN
_2ddc
999 _c31618
_d31618