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_a631.41 _bETC 1985 |
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| 100 | 1 | _aEtchevers, Jorge D. | |
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_aDeterminación de nitrógeno en suelos/ _cJorge D. Etchevers |
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_aChapingo _bCentro de EdafologíaCol. de Post-graduados _c1985 |
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| 300 | _a36p/27cm | ||
| 440 | _aSERIE CUADERNOS DE EDAFOLOGIA 5 | ||
| 650 | 0 | _aQUIMICA DE SUELOS | |
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_aAC _bG02497 |
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| 905 | _aLibros | ||
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| 950 | _c20021023 | ||
| 950 | _c20060109 | ||
| 950 | _c20111027 | ||
| 950 | _c20230914 | ||
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