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Table 4 Analysis of variance (AMOVA) of spatial and temporal genetic diversity estimates based on 49 SSR markers in five barley populations and 4 decades (1976–2017)

From: Spatial and temporal genetic variation in Ethiopian barley (Hordeum vulgare L.) landraces as revealed by simple sequence repeat (SSR) markers

Year Sources of variation df SS Var % of variance
Year I Between populations 4 2037.11 17.56 15.77
Within populations 213 13,142.56 61.70 84.23
Total 218 15,179.67 79.26 100.00
Year II Between populations 3 2149.27 19.32 17.19
Within populations 93 7056.32 75.87 82.81
Total 96 9205.59 95.19 100.00
Year III Between populations 2 154.64 23.12 12.57
Within populations 44 6507.12 147.89 87.43
Total 46 6661.76 171.01 100.00
Year IV Between populations 3 105.19 21.02 13.44
Within populations 18 1231.27 68.40 86.56
Total 21 1336.36 89.42 100.00
All pops. in all years Between years 3 2011.67 7.08 3.15
Between populations with in years 10 3210.07 20.26 14.81
Within populations 370 9037.41 88.47 82.04
Total 383 14,259.15 108.72 100.00
  1. df degrees of freedom, SS sum of squares, Var. variance