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Table 2 QTL for the traits related to cold temperature tolerance in an F1 pseudo-testcross (3010 × CW 1010) population mapped on the parent-specific linkage maps

From: Mapping freezing tolerance QTL in alfalfa: based on indoor phenotyping

Trait Parent QTL code Chr Peak Marker Peak LOD R2 Allele dir. LSI (cM) Flanking Markers
Freezing tolerance (FT) 3010 dft1 3C TP49015 6.2 0.19 - 3.3 - 6.2 TP45927 - TP70292
dft2 3C TP49370 5.8 0.18 - 9.0 - 10.9 TP78263 - TP75378
dft3 4B TP65152 5.1 0.17 - 85.3 - 90.2 TP65152 - TP15305
dft4 6B TP52704 4.0 0.12 + 73.6 - 75.2 TP77043 - TP80446
dft5 6D TP4357 3.2 0.10 + 0 - 3 TP4357 - TP36795
CW 1010 nft1 2A TP48213 3.3 0.11 + 49.9 - 52.9 TP48213 - TP87635
nft2 5B TP50569 5.4 0.24 - 69.6 - 70.9 TP61799 - TP52871
nft3a 5B TP8562 6.7 0.29 - 72.6 - 74.5 TP47547 - TP81049
nft4b 5B TP80460 6.4 0.28 - 78.1 - 81.5 TP47971 - TP56384
% survival (PS) 3010 dps1 8B TP55382 3.4 0.10 + 84.2 - 87.1 TP3723 - TP54987
CW 1010 nps1a 5B TP8562 4.5 0.15 - 73.1 - 73.8 TP8562 - TP81049
nps2b 5B TP80460 4.3 0.14 - 78.1 - 79.4 TP47971 - TP56384
nps3 7A TP13294 4.3 0.13 - 76.6 - 81 TP32322 - TP13294
nps4 8A TP8423 3.0 0.07 - 11.5 - 12 TP34845 - TP9964
regrowth ratio (RR) 3010 drr1 3C TP49015 3.4 0.12 - 4.1 - 6.2 TP45927 - TP70292
drr2 3C TP18855 3.09 0.11 - 10.9 - 14.8 TP75378 - TP55943
CW 1010 nrr1 4D TP66640 3.5 0.13 - 37.8 - 41.9 TP36603 - TP65276
nrr2 8D TP2543 3.1 0.11 - 44.2 - 46.0 TP2543 - TP88682
biomass ratio (BR) 3010 dbr1 2B TP49524 5.1 0.18 + 20.6 - 22.5 TP78533 - TP43844
dbr2 5D TP61232 3.4 0.12 + 23.6 - 28.3 TP66670 - TP70116
  1. Chr Chromosome, R2 % of phenotypic variation explained by QTL, + The loci have positive effect, - The loci have negative effect, LSI 1- LOD support interval, dir. Direction, cM Centimorgan
  2. aOverlapping QTL pair 1
  3. bOverlapping QTL pair 2