Browsing Fisheries and Aquatic Sciences Publications by Author "Zidana, Hastings"

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Comparison of spawning rate between wild and Improved strain of oreochromis shiranus (Boulenger, 1897)

Mbamba, David; Mzengereza, Kumbukani; Singini, Wales; Kapute, Fanuel; Zidana, Hastings (International Journal of Marine Science, 2016-09-21)

The study was conducted to determine the spawning rate of Malawian Tilapia, Oreochromis shiranus bred in hapas and placed in ponds at the Malawi’s National Aquaculture Centre (NAC). Two strains compared were improved strain ...
Effect of dietary protein levels on ammonia concentration and growth of Tilapia rendalli (Boulenger, 1896), raised in concrete tanks

Makwinja, Rodgers; Kapute, Fanuel; Zidana, Hastings; Singini, Wales (INTERNATIONAL JOURNAL OF FISHERIES AND AQUACULTURE, 2015-12-09)

Tilapia rendalli juveniles (±9.5 g) were cultured in concrete tanks to determine the effect of four dietary protein levels (30, 35, 40 and 45% crude protein (CP) in feed on ammonia concentration and growth performance of ...
Effect of varying dietary protein levels on development of gonads and nutrient reserves of tank raised tilapia rendalli (Boulenger, 1896)

Makwinja, Rodgers; Kapute, Fanuel; Singini, Wales; Zidana, Hastings (Journal Basic Applied Research International, 2015-07-03)

This study was carried out to investigate the effects of varying dietary protein levels in feed on reproductive performance of Tilapia rendalli. One hundred and eighty (180) Tilapia rendalli fingerlings with an average ...

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