Genetic divergence in finger millet (Eleusine coracana L.)

Forty-two finger millet genotypes were raised in alpha lattice design during kharif , 2019 at Pandit Jawaharlal Nehru College of Agriculture and Research Institute, Karaikal and the data were recorded on the 12 quantitative characters such as days to 50% flowering, plant height, number of tillers...

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Main Author: Bezawada Tarun reddy* and V. Vengadessan
Format: Article
Language:English
Published: Indian Society of Plant Breeders 2022-03-01
Series:Electronic Journal of Plant Breeding
Subjects:
Online Access:https://www.ejplantbreeding.org/index.php/EJPB/article/view/4148
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author Bezawada Tarun reddy* and V. Vengadessan
author_facet Bezawada Tarun reddy* and V. Vengadessan
author_sort Bezawada Tarun reddy* and V. Vengadessan
collection DOAJ
description Forty-two finger millet genotypes were raised in alpha lattice design during kharif , 2019 at Pandit Jawaharlal Nehru College of Agriculture and Research Institute, Karaikal and the data were recorded on the 12 quantitative characters such as days to 50% flowering, plant height, number of tillers per plant, number of productive tillers, number of fingers per ear, main ear head length, finger length, days to maturity, test weight, ear head weight, threshing percentage and grain yield. The analysis of variance revealed that there is significant variation among 42 finger millet genotypes for 12 quantitative characters. The mean data recorded on quantitative characters were adjusted to eliminate the block variation. Genetic divergence was calculated using D2 analysis and hierarchal cluster analysis in UPGMA method. Both methods of clustering analysis grouped genotypes into 10 clusters indicating existence of large genetic variation among 42 finger millet genotypes. Days to 50 % flowering showed the most diverse character based on ranking method in D2 analysis. Both the clustering methods, genotype 32 (FMV-1162) and genotype 14 (FMV-1175) were identified as the most diverse genotypes in the population.
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spelling doaj.art-a530e738844d42f1bac098edbf176a4f2023-04-04T16:08:11ZengIndian Society of Plant BreedersElectronic Journal of Plant Breeding0975-928X2022-03-0113127928510.37992/2022.1301.040Genetic divergence in finger millet (Eleusine coracana L.)Bezawada Tarun reddy* and V. Vengadessan0Department of Plant Breeding and Genetics, Pandit Jawaharlal Nehru College of Agriculture and Research Institute, Karaikal, U.T. of Pondicherry - 609 603 *E-Mail: tarun.bezawada.reddy@gmail.comForty-two finger millet genotypes were raised in alpha lattice design during kharif , 2019 at Pandit Jawaharlal Nehru College of Agriculture and Research Institute, Karaikal and the data were recorded on the 12 quantitative characters such as days to 50% flowering, plant height, number of tillers per plant, number of productive tillers, number of fingers per ear, main ear head length, finger length, days to maturity, test weight, ear head weight, threshing percentage and grain yield. The analysis of variance revealed that there is significant variation among 42 finger millet genotypes for 12 quantitative characters. The mean data recorded on quantitative characters were adjusted to eliminate the block variation. Genetic divergence was calculated using D2 analysis and hierarchal cluster analysis in UPGMA method. Both methods of clustering analysis grouped genotypes into 10 clusters indicating existence of large genetic variation among 42 finger millet genotypes. Days to 50 % flowering showed the most diverse character based on ranking method in D2 analysis. Both the clustering methods, genotype 32 (FMV-1162) and genotype 14 (FMV-1175) were identified as the most diverse genotypes in the population.https://www.ejplantbreeding.org/index.php/EJPB/article/view/4148finger milletquantitative charactersgenetic divergenced2 analysis and hierarchal cluster
spellingShingle Bezawada Tarun reddy* and V. Vengadessan
Genetic divergence in finger millet (Eleusine coracana L.)
Electronic Journal of Plant Breeding
finger millet
quantitative characters
genetic divergence
d2 analysis and hierarchal cluster
title Genetic divergence in finger millet (Eleusine coracana L.)
title_full Genetic divergence in finger millet (Eleusine coracana L.)
title_fullStr Genetic divergence in finger millet (Eleusine coracana L.)
title_full_unstemmed Genetic divergence in finger millet (Eleusine coracana L.)
title_short Genetic divergence in finger millet (Eleusine coracana L.)
title_sort genetic divergence in finger millet eleusine coracana l
topic finger millet
quantitative characters
genetic divergence
d2 analysis and hierarchal cluster
url https://www.ejplantbreeding.org/index.php/EJPB/article/view/4148
work_keys_str_mv AT bezawadatarunreddyandvvengadessan geneticdivergenceinfingermilleteleusinecoracanal