Rice farming systems new directions : proceedings of an international symposium 31 January-3 February 1987, Rice Research and Training Center, Sakha, Egypt
| Корпоративные авторы: | , , |
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| Формат: | |
| Язык: | английский |
| Опубликовано: |
Manila
International Rice Research Institute
1989.
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| Предметы: |