Study on the influence of various broodstock diets on etroplus suratensis (bloch 1790) (Record no. 28055)

MARC details
000 -LEADER
fixed length control field 01830nam a22001217a 4500
082 ## - DEWEY DECIMAL CLASSIFICATION NUMBER
Classification number 639.3
Item number JYO/ST
100 ## - MAIN ENTRY--AUTHOR NAME
Personal name Jyoti Ganesh Gabhane
245 ## - TITLE STATEMENT
Title Study on the influence of various broodstock diets on etroplus suratensis (bloch 1790)
260 ## - PUBLICATION, DISTRIBUTION, ETC. (IMPRINT)
Place of publication panangad
Name of publisher KUFOS
Year of publication 2019
300 ## - PHYSICAL DESCRIPTION
Number of Pages 55p.
520 ## - SUMMARY, ETC.
Summary, etc Abstract-The study was carried out to understand the influence of various diets on the broodstock development and breeding of pearlspot, Etroplus suratensis reared under freshwater environment. Fishes were sourced from low saline farm and were acclimatised to freshwater condition in the hatchery. Four diets with varying protein and lipid levels ranging from 36% to 44% and 7.6 to 11% were used. The fishes were fed ad libitum twice daily and once a week feed holiday was observed. The feeds used were T1 (36% CP and 7.6 % CF), T2 (40% CP and 8% CF), T3 (44% CP and 11% CL) and T4 (Clam meat and Shrimp meat). The water quality parameters were checked daily with the temperature ranging from 25.0-28.0⁰C, pH 7.7-8.5, Ammonia 0-0.009 ppm, DO 6-8 mg/l, Nitrite0-0.1 ppm and Nitrate 0-10 ppm. The study revealed that the biochemical composition of the pearlspot adult fish expressed in wet matter basis composed protein 16.59 %, fat 2.42 %, and NFE 1.41%. The average GSI % of the fish in the month of October was observed around 1.94±0.02. It has been reported that the pearlspot brooders when provided diet with 40% CP and 8 % CF, gave multiple spawning with an average eggs 958±52 and 98% fertilization in indoor environment while the same feed when applied to the outdoor tank it induced 12 pair formation and obtained 8 spawning with an average of 579.75±92.4 eggs. This confirms the potential of this feed to induce spawning in natural outdoor pond system and can be immensely useful for aqua farmers.
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type Thesis
Holdings
Withdrawn status Lost status Collection code Home library Current library Shelving location Date acquired Full call number Accession Number Koha item type
    Reference KUFOS Central Library KUFOS Central Library Thesis Shelf 28/05/2019 639.3 JYO/ST TH273 Thesis
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