Pond construction for freshwater fish culture :pond structures and layouts

gan Coche, A G
Cyhoeddwyd 1996

Simple methods for agriculture management for freshwater fish culture : ponds and water practices

gan Coche, A G
Cyhoeddwyd 1997

Simple methods for aquaculture : TOPOGRAPHY for freshwater fish culture topographical tools

gan Coche,a g
Cyhoeddwyd 1988

Management for freshwater fish culture ponds and water practices, Simple methods for aquaculture

gan Coche, A G, Laughlin, T, Muir, J F
Cyhoeddwyd 1998

Lake Kariba : Man-Made Tropical Ecosystem in Central Africa

gan Balon, Eugene K.
Cyhoeddwyd 1974