A brief report on the on-farm performance trial of genetically improved rohu

WorldFish released genetically improved ‘generation 3’ or ‘G3’ rohu hatchlings to several hatcheries in Bangladesh in 2020-21 to be grown into broodstock. Subsequently, some hatcheries spawned the fish in mid-2022 for the first time and began selling the seed of this improved fish to nurseries and f...

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Bibliographic Details
Main Author: Yeasin, Mohammed
Format: Internal Document
Language:Inglés
Published: WorldFish 2022
Subjects:
Online Access:https://hdl.handle.net/10568/127767
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author Yeasin, Mohammed
author_browse Yeasin, Mohammed
author_facet Yeasin, Mohammed
author_sort Yeasin, Mohammed
collection Repository of Agricultural Research Outputs (CGSpace)
description WorldFish released genetically improved ‘generation 3’ or ‘G3’ rohu hatchlings to several hatcheries in Bangladesh in 2020-21 to be grown into broodstock. Subsequently, some hatcheries spawned the fish in mid-2022 for the first time and began selling the seed of this improved fish to nurseries and farmers. Over time, with more hatcheries spawning the fish and increasing broodstock biomass, G3 rohu seed is expected to be increasingly available in the market. In parallel to the release of G3 rohu hatchlings to hatcheries, WorldFish conducted an on-farm performance trial of the improved rohu strain at 19 semi-commercial farms in Jashore and Natore-Rajshahi regions from May 2021 to June 2022. The trial’s objective was to assess the growth performance of G3 rohu in comparison with two unimproved rohu strains – a control line, descended from fish collected from the Halda, Padma, and Jamuna rivers, and a well-regarded commercial strain, collected from a hatchery.
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spelling CGSpace1277672025-10-23T09:36:40Z A brief report on the on-farm performance trial of genetically improved rohu Yeasin, Mohammed food security health nutrition genetic improvement rohu goal 14 life below water fish g3 rohu trial WorldFish released genetically improved ‘generation 3’ or ‘G3’ rohu hatchlings to several hatcheries in Bangladesh in 2020-21 to be grown into broodstock. Subsequently, some hatcheries spawned the fish in mid-2022 for the first time and began selling the seed of this improved fish to nurseries and farmers. Over time, with more hatcheries spawning the fish and increasing broodstock biomass, G3 rohu seed is expected to be increasingly available in the market. In parallel to the release of G3 rohu hatchlings to hatcheries, WorldFish conducted an on-farm performance trial of the improved rohu strain at 19 semi-commercial farms in Jashore and Natore-Rajshahi regions from May 2021 to June 2022. The trial’s objective was to assess the growth performance of G3 rohu in comparison with two unimproved rohu strains – a control line, descended from fish collected from the Halda, Padma, and Jamuna rivers, and a well-regarded commercial strain, collected from a hatchery. 2022-12-29 2023-01-22T15:13:49Z 2023-01-22T15:13:49Z Internal Document https://hdl.handle.net/10568/127767 en Limited Access application/pdf WorldFish Mohammed Yeasin. (29/12/2022). A brief report on the on-farm performance trial of genetically improved rohu. Bayan Lepas, Malaysia: WorldFish (WorldFish).
spellingShingle food security
health
nutrition
genetic improvement
rohu
goal 14 life below water
fish
g3 rohu trial
Yeasin, Mohammed
A brief report on the on-farm performance trial of genetically improved rohu
title A brief report on the on-farm performance trial of genetically improved rohu
title_full A brief report on the on-farm performance trial of genetically improved rohu
title_fullStr A brief report on the on-farm performance trial of genetically improved rohu
title_full_unstemmed A brief report on the on-farm performance trial of genetically improved rohu
title_short A brief report on the on-farm performance trial of genetically improved rohu
title_sort brief report on the on farm performance trial of genetically improved rohu
topic food security
health
nutrition
genetic improvement
rohu
goal 14 life below water
fish
g3 rohu trial
url https://hdl.handle.net/10568/127767
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