000 00548nam a2200181Ia 4500
008 131101s9999 xx 000 0 und d
040 _aCIFRI LIBRARY
041 _aEnglish
082 _a578.76
_bS378
100 _aSchwoerbel, Jurgen
245 _aMethods of hydrobiology: freshwater biology
_cJurgen Schwoerbel; illustration by Walter Sollner
260 _aOxford
_bPergamon Press
_c1970
300 _aix,200p; fig.
500 _aIncludes bibliography & index
650 _aFreshwater biology
700 _aSollner, Walter, ill.
942 _cBK
999 _c2268
_d2268