Influence of internal drainage on the chemical and electrochemical changes of four flooded soils and on the growth of rice [microform].
| Päätekijä: | |
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| Aineistotyyppi: | Visual Material |
| Kieli: | English |
| Julkaistu: |
Quezon City
Photoduplication Service, University of the Philippines Library
1977.
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| Aiheet: |