Humic substances, their structure and function in the biosphere proceedings of an international meeting held at Nieuwersluis, the Netherlands, May 29-31, 1972
| 企業作者: | |
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| 其他作者: | , |
| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Wageningen
Centre for Agricultural Pub. and Documentation
1975.
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| 主題: |


