The impact of low-cost polyethylene tube biodigesters on small farms in Vietnam
| Autor principal: | |
|---|---|
| Formato: | Tesis Libro |
| Lenguaje: | English |
| Publicado: |
Uppsala (Sweden) :
,
1996
|
| Materias: |
Universidad Nacional Agraria
| Copia | Disponible |
|---|