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Table 3 Number of significant QTL detected for each trial × N combination and the consistency of the QTL across N nutrient conditions for the WOSR (A) and DH (B) populations

From: Genetic basis of nitrogen use efficiency and yield stability across environments in winter rapeseed

A (WOSR populations) SY TSW SN Pr O O/Pr Sum
LR09 N1a 18 0 0 47 39 40 144
N2b 25 0 0 45 43 42 155
Totalc 43 0 0 92 82 82 299
N1-specificd 8 (0.19) 0 0 16 (0.17) 13 (0.16) 16 (0.20) 53 (0.18)
N2-specifice 13 (0.30) 0 0 14 (0.15) 17 (0.21) 18 (0.22) 62 (0.21)
Consistentf 22 (0.51) 0 0 62 (0.68) 52 (0.63) 48 (0.58) 184 (0.61)
LR10 N1 0 0 0 0 7 9 16
N2 7 0 8 2 13 8 38
Total 7 0 8 2 20 17 54
N1-specific - 0 - - 2 (0.10) 4 (0.23) 6 (0.11)
N2-specific 7 (1.00) 0 8 (1.00) 2 (1.00) 8 (0.40) 3 (0.18) 28 (0.52)
Consistent 0 0 - - 10 (0.50) 10 (0.59) 20 (0.37)
Ch14 N1 0 0 0 17 23 18 58
N2 28 14 1 4 11 5 63
Total 28 14 1 21 34 23 121
N1-specific 0 0 0 13 (0.62) 13 (0.38) 13 (0.56) 39 (0.32)
N2-specific 28 (1.00) 14 (1.00) 1 (1.00) 0 (0) 1 (0.03) 0 (0) 44 (0.36)
Consistent 0 0 0 8 (0.38) 20 (0.59) 10 (0.44) 38 (0.32)
Dij14 N1 - - - 46 52 37 135
N2 - - - 7 14 7 28
Total - - - 53 66 44 163
N1-specific - - - 40 (0.75) 42 (0.64) 33 (0.75) 115 (0.70)
N2-specific - - - 1 (0.02) 4 (0.06) 3 (0.07) 8 (0.05)
Consistent - - - 12 (0.23) 20 (0.30) 8 (0.18) 40 (0.25)
Pre14 N1 2 0 0 3 3 3 11
N2 0 41 0 3 4 3 51
Total 2 41 0 6 7 6 62
N1-specific 2 (1.00) 0 0 0 0 0 2 (0.03)
N2-specific 0 41 (1.00) 0 0 1 (0.14) 0 42 (0.68)
Consistent 0 0 0 6 (1.00) 6 (0.86) 6 (1.00) 18 (0.29)
Sel14 N1 8 0 1 0 0 0 8
N2 46 0 0 0 0 0 47
Total 54 0 1 0 0 0 55
N1-specific 0 0 1 (1.00) 0 0 0 0
N2-specific 38 (0.70) 0 0 0 0 0 39 (0.71)
Consistent 16 (0.30) 0 0 0 0 0 16 (0.29)
Ver14 N1 5 0 1 6 0 2 13
N2 45 0 0 0 0 0 46
Total 50 0 1 6 0 2 59
N1-specific 0 0 1 (1.00) 6 (1.00) 0 2 (1.00) 8 (0.13)
N2-specific 40 (0.80) 0 0 0 0 0 41 (0.69)
Consistent 10 (0.20) 0 0 0 0 0 10 (0.17)
B (DH populations) SY TSW SN Pr O O/Pr Sum
AM-DH LR11 N1 4 3 1 2 2 2 14
N2 2 3 3 0 0 0 8
Total 6 6 4 2 2 2 22
N1-specific 2 (0.33) 0 0 2 (1.00) 2 (1.00) 2 (1.00) 8 (0.36)
N2-specific 0 0 2 (0.50) 0 0 0 2 (0.09)
Consistent 4 (0.67) 6 (1.00) 2 (0.50) 0 0 0 12 (0.55)
LR12 N1 2 3 2 2 2 0 11
N2 3 1 2 4 2 0 12
Total 5 4 4 6 4 0 23
N1-specific 0 2 (0.50) 0 1 (0.17) 0 0 3 (0.13)
N2-specific 1 (0.20) 0 0 3 (0.50) 0 0 4 (0.17)
Consistent 4 (0.80) 2 (0.50) 4 (1.00) 2 (0.33) 4 (1.00) 0 16 (0.70)
LR13 N1 3 5 1 2 3 1 15
N2 1 3 1 2 3 0 10
Total 4 8 2 4 6 1 25
N1-specific 3 (0.75) 2 (0.25) 0 1 (0.25) 2 (0.33) 1 (1.00) 9 (0.36)
N2-specific 1 (0.25) 0 0 1 (0.25) 2 (0.33) 0 4 (0.16)
Consistent 0 6 (0.75) 2 (1.00) 2 (0.50) 2 (0.33) 0 12 (0.48)
Md11 N1 1 0 1 0 1 0 3
N2 2 2 2 0 1 0 7
Total 3 2 3 0 2 0 10
N1-specific 0 0 0 0 1 (0.50) 0 1 (0.10)
N2-specific 1 (0.33) 2 (1.00) 1 (0.33) 0 1 (0.50) 0 5 (0.50)
Consistent 2 (0.67) 0 2 (0.67) 0 0 0 4 (0.40)
Dij13 N1 1 0 0 1 1 2 5
N2 5 0 0 1 0 0 6
Total 6 0 0 2 1 2 11
N1-specific 0 - - 1 (0.50) 1 (1.00) 2 (1.00) 4 (0.36)
N2-specific 4 (0.67) - - 1 (0.50) 0 0 5 (0.46)
Consistent 2 (0.33) - - 0 0 0 2 (0.18)
DK-DH LR11 N1 0 2 0 0 3 0 5
N2 0 1 0 4 4 3 12
Total 0 3 0 4 7 3 17
N1-specific 0 1 (0.33) 0 0 0 0 1 (0.06)
N2-specific 0 0 0 4 (1.00) 1 (0.14) 3 (1.00) 8 (0.47)
Consistent 0 2 (0.66) 0 0 6 (0.86) 0 8 (0.47)
Md11 N1 0 1 0 0 0 0 1
N2 0 2 0 1 4 1 8
Total 0 3 0 1 4 1 9
N1-specific 0 0 0 0 0 0 0
N2-specific 0 1 (0.33) 0 1 (1.00) 4 (1.00) 1 (1.00) 7 (0.78)
Consistent 0 2 (0.67) 0 0 0 0 2 (0.22)
  1. a(or b)Number of GWAS-QTL found under the N1 (or N2) condition; ctotal number of GWAS-QTL; d(or e)number of GWAS-QTL specific to the N1 (or N2) condition with the proportion of the total GWAS-QTL for the corresponding trait indicated in brackets; fnumber of GWAS-QTL common to the N1 and N2 conditions with the proportion of the total GWAS-QTL for the corresponding trait indicated in brackets. '-',not available. The DTF GWAS-QTL were not included in this table
  2. Legend is as in Table 3A but for LA-QTL