Use and conservation of water resources in rural areas of the Brazilian semi-ari
Silva, A. de S.
Use and conservation of water resources in rural areas of the Brazilian semi-ari - Petrolina 1982 - 128 p. - No. 14; Brasil EMBRAPA Centro .
333.91(81)
Use and conservation of water resources in rural areas of the Brazilian semi-ari - Petrolina 1982 - 128 p. - No. 14; Brasil EMBRAPA Centro .
333.91(81)