Estimation of evaluation index and heritability for some economic parameters in the popular bivoltine hybrids of silkworm Bombyx Mori L.
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2025
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| _version_ | 1866901507680501760 |
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| author | Abhilash, H. K Nayak, Prashanth M. Subramanya, G. |
| author_facet | Abhilash, H. K Nayak, Prashanth M. Subramanya, G. |
| contents | <p><strong><span>Abstract:</span></strong><span> <span>Sericulture is an agro-based rural oriented industry harnessed and nurtured by several sericulturiest throughout the world. The Double hybrids concept in silkworm was introduced by Japanese breeders during 2008-09. The popular bivoltine foundation crosses, single hybrids and double hybrids FC1, FC2 and FC1 × FC2, FC2 × FC1 were reared by the sericulturist throughout the country in different seasons, but the rearers observed differential performance of these hybrids throughout India in different seasons. Hence, the popular single and double hybrids were selected in order to assess the performance in a uniform rearing condition. The analysis to identify the superior hybrids based on their performance through analysis of economic parameters, evaluation index, narrow sense heritability (h2) for selected quantitative traits and protein estimation as well as degumming loss the present work executed and results are interpreted. Thus, the investigation disseminates double hybrid performed well over single hybrid with respect to evaluation index of economic traits and uniform expression with respect to narrow sense heritability. Along with expression of protein concentration and low degumming loss showed more in silk filament of double hybrids.</span></span></p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_14940170 |
| institution | Zenodo |
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| publishDate | 2025 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Estimation of evaluation index and heritability for some economic parameters in the popular bivoltine hybrids of silkworm Bombyx Mori L. Abhilash, H. K Nayak, Prashanth M. Subramanya, G. Foundation cross, Evaluation index, Narrow sense heritability, single hybrid, double hybrid. <p><strong><span>Abstract:</span></strong><span> <span>Sericulture is an agro-based rural oriented industry harnessed and nurtured by several sericulturiest throughout the world. The Double hybrids concept in silkworm was introduced by Japanese breeders during 2008-09. The popular bivoltine foundation crosses, single hybrids and double hybrids FC1, FC2 and FC1 × FC2, FC2 × FC1 were reared by the sericulturist throughout the country in different seasons, but the rearers observed differential performance of these hybrids throughout India in different seasons. Hence, the popular single and double hybrids were selected in order to assess the performance in a uniform rearing condition. The analysis to identify the superior hybrids based on their performance through analysis of economic parameters, evaluation index, narrow sense heritability (h2) for selected quantitative traits and protein estimation as well as degumming loss the present work executed and results are interpreted. Thus, the investigation disseminates double hybrid performed well over single hybrid with respect to evaluation index of economic traits and uniform expression with respect to narrow sense heritability. Along with expression of protein concentration and low degumming loss showed more in silk filament of double hybrids.</span></span></p> |
| title | Estimation of evaluation index and heritability for some economic parameters in the popular bivoltine hybrids of silkworm Bombyx Mori L. |
| topic | Foundation cross, Evaluation index, Narrow sense heritability, single hybrid, double hybrid. |
| url | https://doi.org/10.5281/zenodo.14940170 |