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  <title>Genetic Variability and Trait Interrelationships Studies for Yield and Yield ContributingTraits in Pink Brinjal (Solanum melongena L.) under sub-tropical plains of Jammu</title>

      <doi>https://doi.org/10.21276/AATCCReview.2025.13.02.452</doi>
  
  <authors>
      </authors>

      <abstract><![CDATA[<p>Pink brinjal or kashmiri baingan, is one of the most popular and widely consumed vegetables<br />
in J&#038;K. It is preferred for its attractive colour, silky texture, tiny seeds and delectable flesh.<br />
The majority of farmers use their own saved seed or landraces, regionally accessible<br />
germplasm, as well as readily available private seed company cultivars from the local market<br />
. Pink brinjal growers in the Jammu region suffer greatly due to the lack of high yielding<br />
varieties/hybrids as well as the prevalence of insect pests and diseases during the summer and<br />
rainy season. The present investigation was conducted during the year 2024-2025 to estimate<br />
the magnitude of genetic variability, to find out the correlation between the traits under study<br />
and work out the path analysis for twenty-one quantitative, qualitative, seed and biotic stress<br />
traits in pink brinjal. The experiment was laid out in a Randomized Complete Block Design<br />
with 37 genotypes (8 parents, one check and 28 F 1 hybrids) replicated thrice. The analysis of<br />
genotypic and phenotypic coefficient variance revealed a higher magnitude of PCV than the<br />
corresponding GCV for all characters which indicated the effect of environment on the<br />
character expression. The highest PCV and GCV were obtained for unmarketable fruit yield<br />
per plant. High heritability coupled with high genetic advance was observed for fruit weight<br />
showing the influence of additive gene action on the characters hence, may be useful for<br />
selection. Fruit yield per hectare showed a positive and significant correlation with plant height,<br />
fruit diameter, number of fruits per plant, fruit weight, total phenol content, marketable fruit<br />
yield per plant, unmarketable fruit yield per plant and total fruit yield per plant while fruit<br />
yield per hectare showed a negative and significant correlation with days to first flowering,<br />
days to first harvest, number of branches per plant, plant spread and fruit length. Marketable<br />
fruit yield per plant, unmarketable fruit yield per plant and seed vigor index showed<br />
maximum direct effect on fruit yield per hectare. The high direct effect of these traits appears<br />
to be the main factor for their strong association with fruit yield per hectare. Besides direct<br />
selection for fruit yield indirect selection through total fruit yield per plant, fruit diameter and<br />
fruit weight should be considered for further improvement in fruit yield per hectare of brinjal.<br />
The findings suggest that the identified traits can be considered as reliable selection indices<br />
for yield improvement in pink brinjal.</p>
]]></abstract>
  
  <body><![CDATA[<div class="aatcc-article-container"><div class="aatcc-category-label">Original Research Article</div><div class="aatcc-meta-box"><div class="aatcc-doi-wrap">
            <a class="aatcc-doi-btn" href="https://doi.org/10.21276/AATCCReview.2025.13.02.452" target="_blank">https://doi.org/10.21276/AATCCReview.2025.13.02.452</a>
        </div><div class="aatcc-abstract-section">
                <h3>Abstract</h3>
                <div class="aatcc-abstract-text"><p>Pink brinjal or kashmiri baingan, is one of the most popular and widely consumed vegetables<br />
in J&#038;K. It is preferred for its attractive colour, silky texture, tiny seeds and delectable flesh.<br />
The majority of farmers use their own saved seed or landraces, regionally accessible<br />
germplasm, as well as readily available private seed company cultivars from the local market<br />
. Pink brinjal growers in the Jammu region suffer greatly due to the lack of high yielding<br />
varieties/hybrids as well as the prevalence of insect pests and diseases during the summer and<br />
rainy season. The present investigation was conducted during the year 2024-2025 to estimate<br />
the magnitude of genetic variability, to find out the correlation between the traits under study<br />
and work out the path analysis for twenty-one quantitative, qualitative, seed and biotic stress<br />
traits in pink brinjal. The experiment was laid out in a Randomized Complete Block Design<br />
with 37 genotypes (8 parents, one check and 28 F 1 hybrids) replicated thrice. The analysis of<br />
genotypic and phenotypic coefficient variance revealed a higher magnitude of PCV than the<br />
corresponding GCV for all characters which indicated the effect of environment on the<br />
character expression. The highest PCV and GCV were obtained for unmarketable fruit yield<br />
per plant. High heritability coupled with high genetic advance was observed for fruit weight<br />
showing the influence of additive gene action on the characters hence, may be useful for<br />
selection. Fruit yield per hectare showed a positive and significant correlation with plant height,<br />
fruit diameter, number of fruits per plant, fruit weight, total phenol content, marketable fruit<br />
yield per plant, unmarketable fruit yield per plant and total fruit yield per plant while fruit<br />
yield per hectare showed a negative and significant correlation with days to first flowering,<br />
days to first harvest, number of branches per plant, plant spread and fruit length. Marketable<br />
fruit yield per plant, unmarketable fruit yield per plant and seed vigor index showed<br />
maximum direct effect on fruit yield per hectare. The high direct effect of these traits appears<br />
to be the main factor for their strong association with fruit yield per hectare. Besides direct<br />
selection for fruit yield indirect selection through total fruit yield per plant, fruit diameter and<br />
fruit weight should be considered for further improvement in fruit yield per hectare of brinjal.<br />
The findings suggest that the identified traits can be considered as reliable selection indices<br />
for yield improvement in pink brinjal.</p>
</div>
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            <a class="aatcc-pdf-btn" href="https://aatcc.peerjournals.net/wp-content/uploads/2025/07/Genetic-Variability-and-Trait-Interrelationship-Studies-for-Yield-and-Yield-Contributing-Traits-in-Pink-Brinjal-Solanum-melongena-L.-under-sub-tropical-plains-of-Jammu.pdf" target="_blank">View / Download PDF</a>
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