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September 10, 2025

Genetic Analysis of Backcross Derived Lines for Yield and Yield-f Attributing Traits in Rice (Oryza Sativa L.)

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Authors

KBKadthala BhargavaMSM. SreedharVLV. Jhansi Lakshmi

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Overview

Genetic variability analysis reveals significant traits for yield in rice, suggesting effective breeding strategies.

Key Points

  • Crosses show high genetic variability and heritability for productive tillers and single plant yield, indicating potential for yield improvement.
  • Correlation analysis indicates significant positive relationships between single plant yield and productive tillers, plant height, and filled grains per panicle.
  • Principal component analysis reveals key traits contributing to yield; significant proportions of variance were explained in both crosses under study.
  • Selection of backcross-derived lines based on identified traits can effectively address biotic stresses like brown plant hopper impacting rice yields.

Cite This Study

Bhargava et al. (2025) studied this question.

synapsesocial.com/papers/68c1c32154b1d3bfb60f0ee7https://doi.org/10.21276/aatccreview.2025.13.02.353
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Assessment of Genetic Variability, Heritability and Genetic Advance in Relation to Yield and Quality Traits among Advanced Breeding Lines Derived from Multiple Cross of Rice (Oryza sativa L.)2025
  2. 2Analysis of genetic variability and trait association in rice (Oryza sativa L.)2025
  3. 3Genetic analysis for yield and drought tolerance traits in rice (Oryza sativa L.)2025
  4. 4Genetic variability, association and diversity analysis of yield and its component traits in rice (Oryza sativa) germplasm2024 · 1 citations
  5. 5Genetic Variability and Correlation Analysis for Yield Attributing Traits in Rice (Oryza sativa L.)2025