A COMPARATIVE STUDY OF THE GONADO-SOMATIC INDEX (GSI) AND GONAD GROSS MORPHOLOGY OF AFRICAN CATFISH (Clarias gariepinus) FED UNICAL AQUA FEED AND COPPENS COMMERCIAL FEED
نویسندگان
چکیده
منابع مشابه
Growth performance and feed utilization of African catfish fed a commercial diet and reared in the Clarias gariepinus
Background The objective of the present study was to evaluate the growth performance and feed utilization of African catfish fed a commercial diet and Clarias gariepinus reared in the biofloc system enhanced with probiotic. Methods The treatment was the frequency of probiotic application into the cultured system, namely, 5-day interval, 10-day interval, and 15-day interval for 60 days of experi...
متن کاملGrowth performance and feed utilization of African catfish Clarias gariepinus fed a commercial diet and reared in the biofloc system enhanced with probiotic
Background The objective of the present study was to evaluate the growth performance and feed utilization of African catfish Clarias gariepinus fed a commercial diet and reared in the biofloc system enhanced with probiotic. Methods The treatment was the frequency of probiotic application into the cultured system, namely, 5-day interval, 10-day interval, and 15-day interval for 60 days of experi...
متن کاملa comparative study of the relationship between self-, peer-, and teacher-assessments in productive skills
تمایل به ارزیابی جایگزین و تعویض آن با آزمون سنتی مداد و کاغذ در سالهای اخیر افزایش یافته است. اکثر زبان آموزان در کلاس های زبان از نمره نهایی که استاد تعیین میکند ناراضی اند. این تحقیق جهت بررسی ارزیابی در کلاس های زبان انگلیسی به هدف رضایتمندی زبان آموزان از نمره هایشان انجام گرفته است که در آن نمرات ارائه شده توسط سه گروه ارزیاب (ارزیابی خود دانشجو، همسالان واستاد) در مهارت های تولید (تکل...
15 صفحه اولEffects of bamboo substrate and supplementary feed on growth and production of the African catfish, Clarias gariepinus
The effects of bamboo poles as substrate for periphyton development on the growth and production of the African catfish, Clarias gariepinus, was evaluated over a period of 90 days. Three treatments, namely manure application as control (C), control and substrate installation (C + S) and, control and substrate with supplementary feeding (C + S + F) were randomly allotted to six earthen ponds eac...
متن کاملEffects of sesame seed meal and bambaranut meal on growth, feed utilization and body composition of juvenile African catfish Clarias gariepinus
Plant proteins are plausible fishmeal substitutes but are deficient in some essential amino acids (EAA) like lysine and methionine. Combination of different plant proteins with complimentary EAA could be useful alternative. Bambaranut (Voandzeia subterranea) contains high amount of lysine while methionine is in sesame seed (Sesamum indicum). This experiment tested effects of combining sesame se...
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ژورنال
عنوان ژورنال: Croatian Journal of Fisheries
سال: 2014
ISSN: 1848-0586,1330-061X
DOI: 10.14798/72.2.706