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| 003 | MX-MdCICY | ||
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| 090 | _aB-21078 | ||
| 245 | 1 | 0 | _aHumus and soil conservation |
| 490 | 0 | _vHumic substances in terrestrial ecosystems, 5, p.225-264, 1996 | |
| 700 | 1 | 2 | _aPiccolo, A. |
| 856 | 4 | 0 |
_uhttps://drive.google.com/open?id=1aUJtCwnEngHpLsc33YOayh_0la7W-aL0&usp=drive_copy _zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx |
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