Humic substances, their structure and function in the biosphere proceedings of an international meeting held at Nieuwersluis, the Netherlands, May 29-31, 1972
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| Rannpháirtithe: | , |
| Formáid: | LEABHAR |
| Teanga: | Béarla |
| Foilsithe / Cruthaithe: |
Wageningen
Centre for Agricultural Pub. and Documentation
1975.
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| Ábhair: |