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| 008 | 981208s1984 uk 00 eng d | ||
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| 090 | _aQH541.5.F7M35 1984 | ||
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_aQH541.5.F7 _b.M35 1984 |
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| 245 | 1 | 2 |
_aA manual on methods for the assessment of secondary productivity in fresh waters _cedited by John A. Downing and Frank H. Rigler |
| 250 | _a2nd ed. | ||
| 260 |
_aOxford _bBlackwell Scientific Publications _c1984. |
||
| 300 | _a501p. ill. 24cm. | ||
| 590 | _a1 | ||
| 650 |
_aFreshwater productivity _xMeasurement _966017 |
||
| 700 | 1 | _aDowning, John A. | |
| 700 | 1 | _aRigler, Frank H. | |
| 907 |
_a.b11392034 _b2021-05-28 _c2019-11-12 |
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| 942 |
_c01 _n0 _kQH541.5.F7M35 1984 |
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| 991 | _aFakulti Sains Hayat | ||
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