Humic substances, their structure and function in the biosphere proceedings of an international meeting held at Nieuwersluis, the Netherlands, May 29-31, 1972
| Awdur Corfforaethol: | |
|---|---|
| Awduron Eraill: | , |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Wageningen
Centre for Agricultural Pub. and Documentation
1975.
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| Pynciau: |


