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Table 1 Phenotypic variation of yield and yield components

From: Genetic basis of heterosis for yield and yield components explored by QTL mapping across four genetic populations in upland cotton

Traits a Env. b Parents c RILs IF2s HSBCF1s MARBCF1s
P1 P2 Mean Min Max Mean Min Max Mean Min Max Mean Min Max
FB 2014Yc 8.93 7.62 8.25 5.68 11.20 8.29 3.00 12.00 8.67 5.25 11.40 8.25 5.40 11.00
2014Bg 8.71 7.80 8.25 5.05 10.50 8.02 4.00 11.00 8.34 4.67 11.50 8.10 4.00 14.20
2015Yc 9.53 9.50 9.05 7.00 12.00 9.83 6.00 14.00 10.76 8.40 13.80 11.00 8.50 14.00
2015Bg 9.41 9.34 9.07 7.00 13.00 9.84 7.00 14.00 10.73 7.20 13.60 10.96 8.80 24.80
BN 2014Yc 17.22 12.82 14.52 8.95 26.33 13.65 6.00 27.00 14.52 7.50 25.60 14.20 7.00 24.80
2014Bg 15.21 13.02 13.45 7.93 22.83 12.50 4.00 22.00 13.40 6.33 24.50 12.96 6.00 21.00
2015Yc 11.64 11.37 11.30 8.00 17.00 10.95 5.00 30.00 10.87 6.80 20.20 11.58 6.60 19.60
2015Bg 11.57 11.47 11.00 7.00 18.00 10.85 5.00 32.00 10.70 6.60 20.40 11.37 7.40 19.20
BW 2014Yc 5.43 4.91 5.36 3.96 7.09 6.48 5.11 7.78 6.62 3.46 7.99 6.47 3.53 8.22
2014Bg 5.81 5.37 5.58 3.92 7.27 6.40 4.36 7.83 6.23 4.54 7.95 6.52 5.28 8.71
2015Yc 5.70 5.38 5.94 4.56 7.19 6.25 4.20 7.93 6.03 4.00 7.47 6.16 4.06 7.49
2015Bg 5.93 5.53 5.75 3.91 7.02 5.81 3.93 7.19 5.77 4.10 7.33 5.77 3.96 7.55
LP 2014Yc 37.07 38.74 37.70 31.63 43.27 38.17 32.40 44.80 37.89 31.72 41.93 38.03 32.01 45.69
2014Bg 39.07 39.87 38.24 33.11 42.15 39.80 32.03 48.24 38.72 34.39 42.51 39.43 30.08 44.60
2015Yc 36.80 37.48 33.38 25.42 41.96 36.78 30.62 46.29 36.84 32.05 40.92 36.96 32.73 41.46
2015Bg 35.22 37.51 36.55 30.96 43.03 36.97 31.42 49.89 36.16 29.11 44.78 36.48 32.29 42.15
SY 2014Yc 653.07 500.98 536.19 222.51 1094.62 799.83 246.34 1630.69 741.73 273.78 1201.44 771.05 304.27 1519.42
2014Bg 688.61 524.50 572.03 233.77 1070.01 784.51 311.78 1618.95 763.67 327.05 1495.06 776.61 317.56 1381.54
2015Yc 689.56 637.48 639.04 367.37 1165.21 662.18 380.12 1282.85 714.35 454.95 1085.23 687.21 429.33 1009.60
2015Bg 710.93 665.00 606.15 389.04 884.08 631.93 323.26 1147.04 699.53 339.48 1113.20 675.57 458.16 1088.63
LY 2014Yc 242.84 194.54 201.93 80.45 402.32 290.91 91.55 621.65 281.23 102.99 490.98 293.26 122.74 603.94
2014Bg 268.71 208.84 219.07 85.43 420.59 312.89 127.68 634.61 295.96 125.72 602.08 306.24 125.09 576.80
2015Yc 243.07 237.53 235.13 131.55 444.15 241.60 122.38 449.10 263.16 156.13 390.22 253.96 148.76 383.77
2015Bg 250.27 248.44 221.54 135.12 330.12 232.84 113.83 461.05 252.89 159.12 383.85 246.65 159.12 383.85
  1. aFB fruit branches per plant, BN boll numbers per plant, BW boll weight, LP lint percentage, SY seed cotton yield, LY lint yield
  2. b2014Yc: Yacheng, Hainan Province in 2014; 2014Bg: Baogang, Hainan Province in 2014; 2015Yc: Yacheng, Hainan Province in 2015; 2015Bg: Baogang, Hainan Province in 2015
  3. cP1: HS46; P2: MARCABUCAG8US-1-88