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Table 4 Estimates of variance components for genotypic variance and variance for genotype*environment interaction and ratio of genotype*environment interaction variance to genetic variance for all the morphological traits.

From: Genetic variation, heritability and genotype by environment interaction of morphological traits in a tetraploid rose population

   Source of variance   
Trait Locations Genotype σ 2g Genotype × Environment σ 2ge σ 2ge/σ 2g
NP 4 272.47 21.13 0.08
PP 4 0.21 0.05 0.25
PS 4 11.70 2.65 0.23
SL 4 83.99 45.26 0.54
CHL 3 7.13 5.91 0.83
SS 3 0.23 0.72 3.13
SW 3 0.19 0.28 1.43
  1. SL stem length (cm), SW stem width (mm), PS prickles on the stem, PP prickles on the petioles, NP number of petals, SW stem width (mm), CHL chlorophyll content, and SS side shoots.