Milkfish (Bangus) Production Part 2

Pond preparation and food requirements
1.   Carry out thorough pond preparation such as crack drying, liming and tilling once a year.
2.   Prepare the ponds grown with lab-lab before fish stocking.
3.   Apply organic and inorganic fertilizer to stimulate growth of natural food organisms.
4.   Extend pond preparation and food growing in grow-out ponds to 45 days to allow more time for the abundant growth of lab-lab.

Schedule pond preparation and food growing
ACTIVITIES   CUMULATIVE DAYS FOR
COMPLETION OF ACTIVITIES
1 Pond draining, soil sealing, leveling and repair.      1
2. Pond drying.    2-7
3. Gate screening             2
4. Pest and predator control      2
5. liming (optional for low pH)     2
6. Washing     7
7. Organic fertilization (2 tons/ha)        8
8. First water intake, 5 cm        8
9. Evaporation     8-17
10. Inorganic fertilization 3 sacks/ha 21-0-0     11
11. second water intake, 10 cm     18
12. fertilizer dressing, 25 kg/ha 16-20-0         18
13. third water intake 14 cm         25
14. Fertilizer dressing, 25kg/ha, 46-0-0         25
15. Fourth water intake, 20 cm        32
16. fertilizer dressing 25kg/ha 16-20-0
17. fifth water intake, 25 cm     39
18. Fertilizer dressing 25kg/ha, 16-20-0        39
19. sixth water intake, 30 cm           45
20 fish stocking        46

source: Semi intensive culture of milkfish brochure , DA