Browsing Bulletin Today by Subject "hatcheries"

Now showing items 1-4 of 4

    • More prawn hatcheries set up 

      Roman, Isidro M. (BulletinToday, April 7, 1983, on page 1-8)
      SEAFDEC operates three experimental small-tank hatchery systems and one large tank hatchery system to mass-produce fry in research stations in Iloilo and Aklan. With continuing research since 1977, the aquaculture department ...

    • Prawn hatchery 

      (BulletinToday, September 16, 1985, on page 1)
      It is ideal for hatcheries to be near the source of wild prawn spawners and broodstock. You have to know the seasonality and volume of prawn catch in the prospective area. Fishermen in the locality can help you determine ...

    • Tilapia hatchery 

      (BulletinToday, October 16, 1985, on page 1)
      Production of tilapia nilotica (Oreochromis niloticus) is highly influenced by environment and hereditary traits of the stock. High-quality fingerling can ensure the successful production of marketable tilapia in 90 to 120 ...

    • Tilapia hatchery: Last part nursery management 

      (BulletinToday, November 6, 1985, on page 1)
      Newly harvested fry are initially reared in hapa net to protect them from predation. The nursery pond is thoroughly cleaned and protected from the entry of predators. As soon as the fry in the hapa reach 2.5-cm. long, they ...