... Asia includingChina (Vincke, 1997). This farming model isvery efficient in terms of recycling of the materials in the system (Bilard et al., 1990).However, the productivity of the aquaculture(pond) ... werecollected for water quality analyses. The sampling was conducted in different positions in tanks, that is, close to the water inlet andoutlet and in the centre part of the tank. In the ponds two ... andQuang Tri. These were 5.22, 4.75 and 6.14respectively. In the beginning of the production cycle, that is from fingerling to 300g/fish, the FCRs for the combination feed of trash fish and...