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August 23, 2025Journal of Experimental Agriculture International

Heterosis and Combining Ability Studies for Yield and Its Contributing Traits Using Wild-Abortive (WA) Cytoplasmic Male Sterile (CMS) Lines in Rice (Oryza sativa L.)

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Authors

NVNishu VishwakarmaASAbhinav SaoJSJyoti Soni

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Overview

This research shows significant heterosis for grain yield in F1 rice hybrids, indicating valuable traits for breeding programs.

Key Points

  • F1 rice hybrids exhibited enhanced grain yield and related traits, demonstrating their potential in breeding.
  • The study identified high-yielding combinations such as IR 79156A/IRRI-186, showing a marked increase compared to their parents.
  • Combining ability analysis revealed superior general and specific combiners that can be crucial for hybrid rice development.
  • The findings suggest that effective utilization of heterosis can streamline the improvement of rice varieties with desirable traits.

Cite This Study

Vishwakarma et al. (2025) studied this question.

synapsesocial.com/papers/68af59d7ad7bf08b1eade560https://doi.org/10.9734/jeai/2025/v47i83694
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Also Consider

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

  1. 1Studies on Combining Ability and Heterosis for Yield, Yield Contributing Traits in Rice (Oryza sativa L.) Hybrids2025
  2. 2STUDIES ON COMBINING ABILITY AND HETEROSIS FOR YIELD, ITS COMPONENTS AND SOME GRAIN QUALITY TRAITS IN RICE USING LINE X TESTER UNDER NORMAL AND WATER DEFICIT2024
  3. 3Combining ability analysis for yield and its components in hybrid rice2006
  4. 4Combining Ability Analysis and Heterosis in Cytoplasmic Male Sterility Based Rice (Oryza sativa L.) Hybrids2013
  5. 5Estimation of heterosis and combining ability under low soil phosphorus condition in rice (Oryza sativa L.)2025