| 000 | 00515nam a22001697a 4500 | ||
|---|---|---|---|
| 005 | 20260324130552.0 | ||
| 008 | 260324b |||||||| |||| 00| 0 eng d | ||
| 020 | _a0632006161 | ||
| 041 | _aeng | ||
| 082 |
_a574.526 _bDOW/A |
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| 100 | _aDowning, John A. | ||
| 245 |
_aA Manual on Methods for the Assessment of Secondary Productivity in Fresh Waters _c/ by John A. Downing |
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| 260 |
_aLondon: _bBlackwell Scientific Publications, _c1984. |
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| 300 | _axxiv, 501p.; | ||
| 700 | _aRigler, Frank H. | ||
| 942 | _cBK | ||
| 999 |
_c44434 _d44434 |
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