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| 008 | 971010c19781972 r 00010 d | ||
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_aBeasley, R. P. _911081 |
| 245 | _aErosion and sediment pollution control | ||
| 260 |
_aAmes, Iowa : _bThe Iowa State University, _c1978 [c1972] |
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_a320 p. _b: gráfs. |
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_aBATCH-UPD _b10 _c20130110 _lUCH01 _h2006 |
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_aErosión. _937335 |
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_aSuelos _xConservación. _9110283 |
| 650 | 1 | 4 |
_aSuelos _xContaminación. _9110327 |
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