Costo energético de las operaciones agrícolas mecanizadas
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| Main Author: | |
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| Format: | Book |
| Language: | Spanish |
| Published: |
bic.
Universidad de Concepción, Facultad de Agronomía.
1996.
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| Subjects: | |
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| Item Description: | Tesis. |
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| Physical Description: | 29 p. 27 cm. |
| Bibliography: | Bibl. pp. 15-17; índice. |