Genetic variability and multivariate analyses in coloured sorghum landraces (Sorghum bicolor (L.) Moench) of Tamil Nadu

2020 ◽  
Vol 11 (02) ◽  
1971 ◽  
Vol 13 (1) ◽  
pp. 101-104
Author(s):  
C. R. Reddy ◽  
George H. Liang

Plant-to-plant genetic variability was estimated for F2 grain yield from 10 sorghum populations. The higher-yielding parents tended to produce greater genetic variability in F2, with larger population means, possibly because of the accumulation of desirable genes. The genetic variability in most populations did not seem to be sufficient for effective selection as evidenced by the ratio between estimated genetic and environmental variances. Incorporating diverse exotic materials in the current germplasm is suggested. Using heritability without examining the magnitudes of genetic and environmental variance components may be misleading in certain cases.


2019 ◽  
Vol 10 (4) ◽  
pp. 1383
Author(s):  
T. Shivaprasad ◽  
G. Girish ◽  
Ashok Badigannavar ◽  
S. Muniswamy ◽  
L. N. Yogesh ◽  
...  

2016 ◽  
Vol 7 (4) ◽  
pp. 1098
Author(s):  
K. Hariprasanna ◽  
V. Agte ◽  
M. Elangovan ◽  
S. Gite ◽  
A. Kishore

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