Conducting on-farm animal research : procedures and economic analysis
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| Formato: | Libro |
| Idioma: | English |
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Singapore :
Winrock International Institute for Agricultural Development and International Development Research ,
1989
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Engadir etiqueta | Descrición Física: | xiii, 244p |
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Proceedings on-farm Animal research/extension and ITS economic analysis January 19-23,1987