Heterotic response and combining ability analysis in F1 diallel populations of Brassica napus L.

2019 ◽  
Vol 51 (6) ◽  
Author(s):  
Samrin Gul ◽  
Razi Uddin ◽  
Naqib Ullah Khan ◽  
Shahid Ullah Khan ◽  
Sardar Ali ◽  
...  
Euphytica ◽  
2018 ◽  
Vol 214 (8) ◽  
Author(s):  
Siraj Ahmed Channa ◽  
Hongyun Tian ◽  
Maarouf I. Mohammed ◽  
Ruijie Zhang ◽  
Shah Faisal ◽  
...  

Author(s):  
Aamar Shehzad ◽  
Hafeez Ahmad Sadaqat ◽  
Mohsin Ali ◽  
Muhammad Furqan Ashraf

Combining ability analysis has an important position in rapeseed breeding. To evaluate genetic and combining ability effects, three Brassica napus L. testers “Punjab Sarson, Legend and Durre-NIFA” and five lines “Duncled, K-258, ZN-R-1, ZN-R-8, ZN-M-6” were crossed using line × tester design in Randomized Complete Block Design (RCBD) with three replications. Mean sum of squares of the analysis of variances (ANOVA) for genotypes was highly significant for all of the traits. Most of the lines and testers exhibited significant results of mean sum of squares for combining ability. Line ‘Duncled’ was proved good general combiner for oil (8.8), protein (3.7), erucic acid (33.0), oleic acid (13.0) and glucosinolate (-19.3) over other lines and tester ‘Durree-NIFA’ for protein (6.6), erucic acid (-23.4), and linolenic acid (-5.3) over other testers. Significant specific combining ability effects were also observed. The best hybrid combinations were Legend × ZN-R-1 for oil (9.6), Punjab Sarson × Duncled for minimum erucic acid (-14.0) and linolenic acid contents (-6.0), and Legend × ZN-M-6 for maximum protein (8.2) and minimum glucosinolate contents (-11.1). The maximum oil contents were observed in ‘Legend × ZN-R-1’ (52.4%). The cross ‘Punjab Sarson × Duncled’ expressed maximum values of protein (26.5%) and oleic acid (62.5%) while minimum for erucic acid (2.3%), linolenic acid (5.4%) and glucosinolate contents (19.3µmol/g). This research discloses the significance of non-additive genetic effects for most of the studied traits except oil contents. These studies will also help to improve nutritional values of rapeseed crop by selecting noble crosses.


2006 ◽  
Vol 5 (3) ◽  
pp. 523-526 ◽  
Author(s):  
Abdul Wahab Nassimi . ◽  
Raziuddin . ◽  
Sardar Ali . ◽  
Ghulam Hassan . ◽  
Naushad Ali .

2006 ◽  
Vol 9 (12) ◽  
pp. 2333-2337 ◽  
Author(s):  
Abdul Wahab Nassimi ◽  
Raziuddin . ◽  
Naushad Ali . ◽  
Sardar Ali . ◽  
Jehan Bakht .

2016 ◽  
Vol 10 (9) ◽  
pp. 1238-1243
Author(s):  
Gul Ghani ◽  
◽  
Raziuddin ◽  
Antonio Teixeira do Amaral Júnior ◽  
Ibni Amin Khalil ◽  
...  

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