The introduction of animal traction into inland valley regions: 1. Manual labour and animal traction in the cultivation of rice and maize: a comparison
Autor principal: | Lawrence, P.R. |
---|---|
Otros Autores: | Dijkman, J.T., Jansen H, G.P. |
Formato: | Libro |
Lenguaje: | English |
Publicado: |
Kaduna (Nigeria) :
,
1996
|
Materias: |
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