000 00438 a2200145 4500
035 _a
090 _c18670
_d18670
100 _aHansmann, Eugene
245 _aMan' s Impact on the Etrophication of the Lotic System
_cEugene Hansmann, William Zimmer
260 _aNew Mexico
_bThe University of New Mexico
_c1973
300 _a26 p
_bill
_c28 cm
440 _aTechnical Report
_vNo. 269
700 _aWilliam Zimmer
942 _aIMAR
_cCART
_sPG
999 _c18416
_d18416