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Higher productivity in agriculture: proceedings of the national symposium on approach to higher productivity of crops held at Calcutta
| Autor principal: | |
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| Formato: | Printed Book |
| Idioma: | Undetermined English |
| Publicado em: |
Newdelhi
Oxford & IBH publishing company
1980
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| Assuntos: |
| Descrição Física: | 178 |
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