... ăn và cho ănCho ăn (% khối lượng)<0,2 kg 8-1 0%0203k 6 7%0, 2-0 ,3 kg 6-7 %0, 3-0 ,7 kg 4-5 %0, 8-1 kg 1, 5-3 %FCR:Tự chế: 2, 5-3 ,2KHOA THỦY SẢN - College of Aquaculture and ... ponds ( 1-1 .5 months) Grow-out in ponds ( 6-7 months) (starting from 2000) Grow-out in cages/pens ( 7-8 months) Grow-out in ponds ( 5-6 months) KHOA THỦY SẢN - College of Aquaculture and Fisherieswww.ctu.edu.vn/colleges/aquacultureMarkets ... 0.1 • COD (ppm) 10 - 20 • N-NH4+(ppm) <1KHOA THỦY SẢN - College of Aquaculture and Fisherieswww.ctu.edu.vn/colleges/aquaculture• N NH4(ppm) <1 • P-PO4 3- (ppm) 0,01–0,1•...