000 | 00421nam a2200121 4500 | ||
---|---|---|---|
245 |
_aManual on methods for the assessment of secondary productivity in fresh water _cedited by W. T. Edmondson and G. G. Winberg |
||
710 | _aEdmondson, W. T. | ||
710 | _aWinberg, G. G. | ||
260 |
_aOxford _bBlackwell Scientific Publications _c1971 |
||
300 | _axx,358p.; 21cm.- | ||
490 | _aIBP handbook;no.17 | ||
082 |
_a574.52632 _bEDM |
||
999 |
_c35148 _d35148 |