000			00538nam a2200205Ia 4500
008			130910s9999 xx 000 0 und d
020			_a0582298040
041			_aeng
082			_221st ed. _a577.6 _bDOB/E
100			_aDobson, Mike
245			_aEcology of aquatic systems _cMike Dobson and Chris Frid
260			_aEngland : _bLongman , _c1998
300			_aviii, 209 p.
300			_efigures; pictures
504			_aIndex: p. 210-22.
653			_aAquatic environment
653			_aEcology
700			_aFrid, Chris
942			_cEN _2ddc _01
999			_c13729 _d13729