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Table 2 Description of the examined data sets.

From: Comparison of mixed-model approaches for association mapping in rapeseed, potato, sugar beet, maize, and Arabidopsis

Parameter Rapeseed Potato Sugar beet Maize Arabidopsis
   n 136 184 178 277 95
   Entry type Inbred line Non-inbred clone Inbred line Inbred line Inbred line
Phenotypic data      
   Trait 1 Thousand kernel weight Resistance to G. pallida Amino nitrogen Ear height Norm. gene expression of FLC
Abbrev. TKW GPR AN EH FLC
Unit g No . of nematode cysts MathType@MTEF@5@5@+=feaagaart1ev2aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGaciGaaiaabeqaaeqabiWaaaGcbaWaaOaaaeaacqqGobGtcqqGVbWBcqqGUaGlcqqGGaaicqqGVbWBcqqGMbGzcqqGGaaicqqGUbGBcqqGLbqzcqqGTbqBcqqGHbqycqqG0baDcqqGVbWBcqqGKbazcqqGLbqzcqqGGaaicqqGJbWycqqG5bqEcqqGZbWCcqqG0baDcqqGZbWCaSqabaaaaa@4649@ % cm %
h 2 0.78 0.98 0.89 - -
Range M i 3.0–4.6 0.4–19.5 71.1–226.2 8–136 0.021–6.270
   Trait 2 Oil content Resistance to P. infestans Beet yield Ear diamter Norm. gene expression of FRI
Abbrev. OC PIR BY ED FRI
Unit % Area under disease progress curve % mm %
h 2 0.81 0.77 0.90 - -
Range M i 46.1–51.7 -6.4–165.1 84.8–113.6 23.7–46.4 0.211–4.386
   Trait 3 Oil yield Plant maturity Corrected sugar yield Days to pollen shed Flowering time
Abbrev. OY PM CSY DPS LDV
Unit t/ha Rating scale 1 to 9 % No. of days No. of days
h 2 0.50 0.94 0.81 - -
Range M i 2.2–3.0 3.4–9.5 87.8–108.7 54.5–82.5 18.7–55.7
Genotypic data      
   Type of markers SSRs SSRs SSRs & SNPs SNPs SNPs
   m 59 31 100 553 876
   Avg. allele freq. 0.37 0.18 0.30 0.50 0.50
  1. M i is the adjusted entry mean (rapeseed and potato) or entry mean (sugar beet, maize, and Arabidopsis) of the i th genotype calculated over all environments.