Studies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)

Fifty seven pole-type vegetable dolichos bean [Lablab purpureus (L.) Sweet] germplasm lines were evaluated for genetic variability, heritability and genetic advance at the experimental farm of Indian Institute of Horticultural Research, Bangalore, during 2010-12. GCV was comparatively high in days t...

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Autores principales: N Mohan, T S Aghora, M A Wani
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Lenguaje:EN
Publicado: Society for Promotion of Horticulture - Indian Institute of Horticultural Research 2014
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Acceso en línea:https://doaj.org/article/737123dfecb94a758a30628d06c4bb14
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spelling oai:doaj.org-article:737123dfecb94a758a30628d06c4bb142021-12-02T12:39:38ZStudies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)0973-354X2582-4899https://doaj.org/article/737123dfecb94a758a30628d06c4bb142014-06-01T00:00:00Zhttps://jhs.iihr.res.in/index.php/jhs/article/view/229https://doaj.org/toc/0973-354Xhttps://doaj.org/toc/2582-4899Fifty seven pole-type vegetable dolichos bean [Lablab purpureus (L.) Sweet] germplasm lines were evaluated for genetic variability, heritability and genetic advance at the experimental farm of Indian Institute of Horticultural Research, Bangalore, during 2010-12. GCV was comparatively high in days to 50% flowering, days to pod maturity, pod length, pod weight, number of pods per cluster, number of pods per plant, pod yield per plant and pod width. High heritability estimates were observed for number of pods per plant, pod yield per plant, pod weight, days to 50% flowering, pod length, days to pod maturity, pod width and number of pods per cluster. High genetic advance, along with relatively high heritability percent, was observed for number of pods per cluster and pod width. Existence of wide variation along with high heritability and genetic advance for number of pods per cluster, pod length, pod width and pod yield per plant indicate that selection would be effective for these traits. Among the accessions studied, IIHR 177 was early for 50% flowering (43 days) and pod maturity (65 days). IIHR 6 and IIHR 11 had maximum pod length (16.5cm) and pod width (4.1cm), respectively. Ten-pod weight was highest in IIHR 7(122g), while the number of pods per plant was high in IIHR 159 (91.0). Maximum pod yield was seen in IIHR 150 (576.9g per plant). These accessions having green, purple or creamy-white pods can be used in future breeding programmes.N MohanT S AghoraM A WaniSociety for Promotion of Horticulture - Indian Institute of Horticultural Researcharticledolichos beanlablab purpureusgenetic variabilityPlant cultureSB1-1110ENJournal of Horticultural Sciences, Vol 9, Iss 1, Pp 82-85 (2014)
institution DOAJ
collection DOAJ
language EN
topic dolichos bean
lablab purpureus
genetic variability
Plant culture
SB1-1110
spellingShingle dolichos bean
lablab purpureus
genetic variability
Plant culture
SB1-1110
N Mohan
T S Aghora
M A Wani
Studies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)
description Fifty seven pole-type vegetable dolichos bean [Lablab purpureus (L.) Sweet] germplasm lines were evaluated for genetic variability, heritability and genetic advance at the experimental farm of Indian Institute of Horticultural Research, Bangalore, during 2010-12. GCV was comparatively high in days to 50% flowering, days to pod maturity, pod length, pod weight, number of pods per cluster, number of pods per plant, pod yield per plant and pod width. High heritability estimates were observed for number of pods per plant, pod yield per plant, pod weight, days to 50% flowering, pod length, days to pod maturity, pod width and number of pods per cluster. High genetic advance, along with relatively high heritability percent, was observed for number of pods per cluster and pod width. Existence of wide variation along with high heritability and genetic advance for number of pods per cluster, pod length, pod width and pod yield per plant indicate that selection would be effective for these traits. Among the accessions studied, IIHR 177 was early for 50% flowering (43 days) and pod maturity (65 days). IIHR 6 and IIHR 11 had maximum pod length (16.5cm) and pod width (4.1cm), respectively. Ten-pod weight was highest in IIHR 7(122g), while the number of pods per plant was high in IIHR 159 (91.0). Maximum pod yield was seen in IIHR 150 (576.9g per plant). These accessions having green, purple or creamy-white pods can be used in future breeding programmes.
format article
author N Mohan
T S Aghora
M A Wani
author_facet N Mohan
T S Aghora
M A Wani
author_sort N Mohan
title Studies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)
title_short Studies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)
title_full Studies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)
title_fullStr Studies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)
title_full_unstemmed Studies on Genetic Variability in Dolichos Bean (Lablab purpureus L.)
title_sort studies on genetic variability in dolichos bean (lablab purpureus l.)
publisher Society for Promotion of Horticulture - Indian Institute of Horticultural Research
publishDate 2014
url https://doaj.org/article/737123dfecb94a758a30628d06c4bb14
work_keys_str_mv AT nmohan studiesongeneticvariabilityindolichosbeanlablabpurpureusl
AT tsaghora studiesongeneticvariabilityindolichosbeanlablabpurpureusl
AT mawani studiesongeneticvariabilityindolichosbeanlablabpurpureusl
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