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_aQH96.57.P75 _bM36 1984 |
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_aA Manual on methods for the assessment of secondary productivity in fresh waters / _cedited by W. T. Edmondson, G. G. Winberg. |
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_aBoston ; _aLondon : _bBlackwell Scientific Publications, _bInternational biological programme, _c1971. |
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_axxiv, 358 p. : _bill. ; _c24 cm. |
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_aUSD _b6.75 |
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_aIBP handbook ; _vno. 17 |
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_aFreshwater productivity _xMeasurement. |
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_aEdmondson, W. T. _eed. |
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_aWinberg, G. G. _eco-ed. |
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