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Annals of Horticulture
Year : 2009, Volume : 2, Issue : 1
First page : ( 33) Last page : ( 38)
Print ISSN : 0974-8784.

Genetic Evaluation, Correlations and Path Analysis in Garden Pea (Pisum Sativum Var. Hortense L.)

Sharma Manish K., Chandel Anil, Kohli U.K.

Department of Vegetable Science, Dr. Y.S. Parmar University of Horticulture and Forestry, Nauni, Solan, HP-173230, E-mail: drmanishuhf@rediffmail.com.

Abstract

Parameters of variabiltiy and character association between green pod yield and its contributing traits were studied in 60 genotypes of garden pea. Wide range of variation was noticed for all the characters under study. Estimates of phenotypic and genotypic coefficients of variation were high for pod yield per plant, pod breadth, total phenols and number of pods per plant indicating that there is good scope for improvement these characters through selection. Further, highly significant and positive correlation was observed between green pod yield per plant and plant height, pods per plant, node at which first flower appears and total phenols. Significant and positive association between green pod yield per plant and node at which first flower appears indicated that selection for higher yield can be practiced as soon as the first pod develops. Similarly path analysis exhibited that pods per plant recorded highest positive direct effect on pod yield per plant followed by node at which first flower appears and plant height. Direct contribution of these traits indicated that by making selection for these traits, the yield can be substantially improved.

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Key words

Pisum sativum var. hortense, parameters of variability, heritability, genetic advance, correlations, path analysis.

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