New PDF release: A manual for tilapia business management

New PDF release: A manual for tilapia business management

By Ram C. Bhujel

ISBN-10: 1780641362

ISBN-13: 9781780641362

The last word objective is to accomplish foodstuff defense, create employment and earn cash. This e-book is an try and aid enhance the tilapia whereas conserving these targets in brain. This guide is written to hide all points of tilapia farming as a company. ranging from the significance of tilapia tradition, it covers designated tools of a confirmed hatchery know-how that has ensured creation and provide of thousands of top quality monosex tilapia fry, accelerating the expansion of the tilapia globally. furthermore, it describes the best way to effectively develop tilapia in ponds and cages, and in polyculture and built-in farming platforms. The guide additionally covers a few biosecurity and fish well-being administration elements and likewise postharvest dealing with, foodstuff protection, qc and advertising. This guide can be worthy to farmers, farm managers, extension staff, coverage makers, researchers, educators, experts and scholars (undergraduate and postgraduate). on hand In Print

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Extra resources for A manual for tilapia business management

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20 Chapter 2 STEP 2. Use a clean hapa to replace the fouled one. Changeover is usually done on completion of the egg harvest in the case of breeding hapa. Broodfish are gathered in one corner or in another small hapa. STEP 3. Dry the dirty hapa in the sun for 2–3 days, either on the pond dyke itself or in any other open area, so that algae will die completely. STEP 4. Soak the hapa in tanks of clean water for 1–2 days. STEP 5. Use either a hard brush to clean the hapa manually or use a highpressure water hose.

E. sex reversal, nursing and breeding. Hapa installation / set-up 20 cm above water 70 cm under water 20 cm below hapa 20– 40 cm under mud Fig. 4. Setting up of a hapa in a pond. 5 Cleaning of a hapa Hapas get fouled very quickly in many cases; they need to be cleaned fairly frequently and this can be a big job and is often costly. If the colour of the water inside and outside a hapa is quite different, there is no water exchange and that indicates the need to change the hapas. Depending upon the water Tilapia Hatchery 19 quality and level of feeding, breeding hapas are changed and cleaned every 2–3 months.

The hatchery system is relatively cheap and no sophisticated equipment is needed. Other than one pump, no other machinery is required. A few metres of simple PVC pipe, 15–20 plastic jars or jugs (Fig. 33), 40–50 aluminium trays and 10,000–20,000 l of water lifted up to a header tank by a pump and flowing down by gravity can run this million-dollar tilapia hatchery business. 5 m Larval rearing system (tray system) 8m Store – covered roof (feed, hapa, fishmeal and others) 1m Fry conditioning tanks and packing area 20 m Space for expansion Keep space for six more tray tanks 30 m Fig.

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A manual for tilapia business management by Ram C. Bhujel


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