Skip to main content

Table 5 Estimates of some Genetic Parameters for all Studied Traits in sugar beet accessions for the two growing seasons (2017/2018 and 2018/2019)

From: Elucidation of genetic diversity among some accessions of sugar beet (Beta vulgaris L.) using inter-simple sequence repeats (ISSR) markers

Genetic parameters Studied traits
TSS % Sucrose % Apparent purity % Root yield (Ton/Fed) Top yield (Ton/Fed) Sugar yield (Ton/Fed)
2017/2018 2018/2019 2017/2018 2018/2019 2017/2018 2018/2019 2017/2018 2018/2019 2017/2018 2018/2019 2017/2018 2018/2019
Mean 20.17 20.08 19.30 19.17 95.66 95.51 25.23 25.31 13.0 12.76 4.85 4.84
Genotypic variance 6.02 5.23 2.17 3.52 4.47 3.20 6.79 7.54 10.04 5.87 1.64 2.66
Environmental variance 1.29 1.14 2.05 2.16 0.95 1.03 1.21 1.15 1.73 1.42 1.55 1.32
Phenotypic variance 7.31 6.37 4.22 5.68 5.42 4.23 8.0 8.69 11.77 7.29 3.19 3.98
Heritability in broad sense 82.35 82.10 51.42 61.97 82.47 75.65 84.87 86.76 85.30 80.52 51.41 66.83
(GCV %) 12.16 11.38 7.63 9.78 2.21 1.87 10.32 10.84 24.37 18.98 26.40 33.69
(PCV %) 13.40 12.56 10.64 12.43 2.43 2.15 11.21 11.64 26.39 21.15 36.82 41.21
D z 1.24 1.18 3.01 2.65 0.22 0.28 0.89 0.80 2.02 2.17 10.42 7.52
GA or (Expected genetic advance) 4.60 10.81 2.18 3.05 3.97 3.21 4.96 5.28 6.05 12.13 1.89 2.75
GAM or (Genetic advance as percentage of mean) % 22.80 53.83 11.29 15.91 4.15 3.36 19.65 20.86 46.53 95.06 38.96 56.81