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International Journal of Current Microbiology and Applied Sciences (IJCMAS)
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Original Research Articles                      Volume : 6, Issue:4, April, 2017

PRINT ISSN : 2319-7692
Online ISSN : 2319-7706
Issues : 12 per year
Publisher : Excellent Publishers
Email : editorijcmas@gmail.com /
submit@ijcmas.com
Editor-in-chief: Dr.M.Prakash
Index Copernicus ICV 2018: 95.39
NAAS RATING 2020: 5.38

Int.J.Curr.Microbiol.App.Sci.2017.6(4): 470-476
DOI: https://doi.org/10.20546/ijcmas.2017.604.055


Combining Ability Analysis of Morpho-Physiological Traitsin Maize (Zea mays L.) inbred lines
Padma Lay* and A.K. Razdan
Division of Genetics and plant breeding, Sher-e-Kashmir University of Agricultural Sciences and Technology (SKUAST-J), Chatha, Jammu
*Corresponding author
Abstract:

Combining ability analysis for yield and its component traits was performed with 8lines, 3 testers and the resulting 24 crosses using Line×Tester analysis. The analysis of variance indicated significant differences among parents, lines, testers, crosses, and parents vs. crosses for almost all the traits. The ratio of sca/gca variance revealed that there was preponderance of non additive gene action in the expression of all the traits. Inbred lines viz., JML-109, CML-161, JML 112 and V25 were good general combiners for yield and yield attributing characters, Tester VQL1 was high combiner for grain yield. Among the hybrids, CML-161 X CM 212, JML-109 X VQL1 and JM-112 X V341exhibited highest significant sca effects for yield and yield attributing traits.


Keywords: Maize (Zea mays L.), sca/gca, Gene action, Hybrids, Yield.

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How to cite this article:

Padma Lay and Razdan, A.K. 2017. Combining Ability Analysis of Morpho-Physiological Traitsin Maize (Zea mays L.) inbred lines.Int.J.Curr.Microbiol.App.Sci. 6(4): 470-476. doi: https://doi.org/10.20546/ijcmas.2017.604.055
Copyright: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike license.

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