Problems of ecological security in agriculture /
| Автор-организация: | Russisn academy of agricultural sciences, Ministry of agriculture of the Russian federation |
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| Формат: | Списание |
| Език: | English |
| Публикувано: |
Ptitsegrad :
All-Russia agricultural college.
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| Серия: |
Problems of ecological security in agriculture
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| Предмети: |
| Провери в ЦЛОЕ | Сигнатура: |
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