000 00260nam a22001217a 4500
003 OSt
008 240904b |||||||| |||| 00| 0 eng d
082 _a574.505
_bE20
245 _aEcology Abstract Vol.-6
260 _c1980
300 _a1-6
942 _2ddc
_cPER
999 _c45055
_d45055