By Ram C. Bhujel
The final word objective is to accomplish meals protection, create employment and make money. This publication is an try and aid advance the tilapia whereas conserving these targets in brain. This guide is written to hide all features of tilapia farming as a company. ranging from the significance of tilapia tradition, it covers unique tools of a confirmed hatchery expertise that has ensured creation and provide of hundreds of thousands of top quality monosex tilapia fry, accelerating the expansion of the tilapia globally. furthermore, it describes tips on how 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 wellbeing and fitness administration points and in addition postharvest dealing with, nutrients protection, quality controls and advertising. This handbook may be important to farmers, farm managers, extension employees, coverage makers, researchers, educators, experts and scholars (undergraduate and postgraduate). on hand In Print
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Additional info for A manual for tilapia business management
Depending upon the feeding regime and the condition of the water, they may attain 400 g in 2 years or it may take another year. g. 3% biomass, so that they can gain weight and can be sold as normal fish at a reasonably good price. 12 Stock management and brood fry production Well-maintained broodstock can produce good-quality eggs for the farm and with special care their offspring can be produced separately to establish 34 Chapter 2 another stock for sale or to be used by the same farm. Mass selection methods are used to maintain or improve certain characteristics in tilapia such as red colour in red tilapia, high growth and various shapes.
Niloticus). 26 Chapter 2 Red tilapia were first developed by crossing blue tilapia (Oreochromis aureus) with Mozambique tilapia (O. mossambicus) in Florida and were therefore known as Florida red tilapia. Crossing with blue tilapia is popular because it has better cold tolerance than other tilapia. Most red tilapia found in Asia are crosses of Mozambique tilapia and Nile tilapia such as Malaysian, Taiwanese and Thai red tilapia (Fig. 13), which are salinity tolerant and can be cultured in brackish and saline waters up to 30 ppt, in contrast to Nile tilapia, which grow well only in less than 10 ppt.
2. Simple method of pond construction. 8 m 10 m2 = 5 m x 2 m 20 m2 = 4 m x 5 m 40 m2 = 8 m x 5 m 60 m2 = 12 m x 5 m 120 m2 = 24 m x 5 m Fig. 3. 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.
A manual for tilapia business management by Ram C. Bhujel