Table 1.
Statistical analysis for yield and fiber quality traits of 285 upland cotton accessions.
| Trait | GP |
PH |
NFB |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) | |
| E1 | 126.31 | 3.67 | 110 | 132 | 2.90% | 104.32 | 13.07 | 74.60 | 142.80 | 12.53% | 13.44 | 2.76 | 8.40 | 36.20 | 20.52% |
| E2 | 127.48 | 2.81 | 114 | 132 | 2.20% | 116.21 | 12.64 | 78.00 | 194.20 | 10.88% | 13.25 | 1.55 | 8.60 | 17.20 | 11.73% |
| E3 | 142.19 | 7.76 | 123 | 152 | 5.45% | 102.90 | 11.73 | 69.38 | 138.88 | 11.40% | 16.17 | 1.50 | 12.50 | 25.38 | 9.29% |
| E4 | 141.44 | 6.93 | 123 | 152 | 4.90% | 117.97 | 15.22 | 78.63 | 163.38 | 12.90% | 17.39 | 1.64 | 13.13 | 22.13 | 9.42% |
| E5 | 126.75 | 5.16 | 108 | 138 | 4.07% | 62.33 | 11.13 | 34.60 | 148.40 | 17.86% | 8.17 | 1.12 | 5.30 | 11.10 | 13.67% |
| E6 | 127.39 | 5.93 | 110 | 139 | 4.65% | 58.80 | 9.36 | 36.30 | 85.10 | 15.92% | 8.00 | 1.14 | 5.10 | 11.80 | 14.27% |
| E7 | 89.28 | 13.99 | 54.17 | 123.33 | 15.67% | 9.28 | 2.30 | 3.50 | 14.83 | 24.78% | |||||
| E8 | 91.55 | 12.16 | 60.83 | 129.17 | 13.29% | 9.59 | 1.90 | 5.17 | 13.83 | 19.79% | |||||
| E9 | 93.99 | 13.19 | 54.17 | 129.17 | 14.04% | 10.46 | 2.30 | 3.67 | 28.67 | 21.98% | |||||
| Mean | 131.93 | 4.03% | 93.04 | 13.83% | 11.75 | 16.16% | |||||||||
| HF |
ND |
NB |
SB |
||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) |
| 15.12 | 2.12 | 7.20 | 21.20 | 14.05% | 7.94 | 1.32 | 5.20 | 12.00 | 16.62% | 18.56 | 3.26 | 9.60 | 29.80 | 17.56% | 13.15 | 1.30 | 10.10 | 17.80 | 9.87% |
| 15.36 | 2.54 | 6.60 | 24.60 | 16.51% | 8.11 | 1.36 | 4.60 | 12.40 | 16.74% | 20.39 | 2.45 | 10.40 | 28.20 | 12.00% | 13.18 | 1.30 | 9.10 | 16.70 | 9.84% |
| 14.87 | 2.61 | 9.13 | 22.88 | 17.56% | 7.16 | 1.19 | 4.25 | 11.00 | 16.63% | 33.63 | 7.43 | 15.33 | 57.29 | 22.10% | 35.09 | 6.99 | 0.00 | 44.40 | 19.93% |
| 14.59 | 2.34 | 9.13 | 23.25 | 16.03% | 6.79 | 0.94 | 4.50 | 9.75 | 13.89% | 33.89 | 7.18 | 15.88 | 55.00 | 21.18% | 35.99 | 4.47 | 0.00 | 44.55 | 12.42% |
| 19.44 | 3.57 | 10.80 | 28.90 | 18.34% | 5.24 | 0.55 | 3.50 | 6.50 | 10.48% | 6.59 | 1.79 | 2.10 | 12.90 | 27.13% | 9.87 | 1.12 | 7.05 | 14.02 | 11.36% |
| 18.20 | 3.58 | 7.90 | 30.30 | 19.69% | 5.20 | 0.55 | 3.60 | 6.90 | 10.59% | 6.80 | 1.66 | 2.60 | 13.80 | 24.38% | 10.10 | 1.07 | 7.40 | 15.00 | 10.59% |
| 24.33 | 3.84 | 13.67 | 35.83 | 15.79% | 15.79 | 3.86 | 3.67 | 26.67 | 24.43% | 37.22 | 3.89 | 19.98 | 55.16 | 10.45% | |||||
| 23.60 | 5.15 | 9.50 | 44.50 | 21.81% | 17.72 | 4.01 | 6.50 | 29.17 | 22.62% | 36.72 | 4.47 | 15.33 | 77.48 | 12.16% | |||||
| 23.09 | 4.58 | 6.17 | 39.17 | 19.81% | 19.58 | 4.79 | 7.50 | 37.17 | 24.47% | 36.87 | 3.95 | 17.93 | 62.91 | 10.73% | |||||
| 18.74 | 17.73% | 6.74 | 14.16% | 19.22 | 21.76% | 25.35 | 11.93% | ||||||||||||
| LP |
BW |
UAY |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) |
| 36.14 | 4.39 | 9.35 | 44.61 | 12.15% | 4.50 | 0.70 | 1.28 | 6.02 | 15.56% | 327.20 | 82.81 | 85.12 | 609.52 | 25.31% |
| 36.41 | 4.20 | 16.42 | 39.59 | 11.54% | 4.51 | 0.70 | 1.61 | 5.39 | 15.42% | 348.51 | 86.96 | 101.24 | 629.69 | 24.95% |
| 36.11 | 3.69 | 8.10 | 17.40 | 12.15% | 4.38 | 0.62 | 2.40 | 6.43 | 14.16% | 185.98 | 58.79 | 34.58 | 351.63 | 31.61% |
| 35.99 | 3.93 | 9.90 | 18.30 | 11.54% | 4.51 | 0.59 | 3.08 | 6.39 | 12.99% | 209.64 | 66.05 | 46.72 | 510.32 | 31.51% |
| 41.40 | 3.70 | 0.20 | 0.50 | 10.22% | 5.54 | 0.67 | 2.63 | 7.71 | 12.03% | 488.30 | 164.55 | 51.96 | 1033.86 | 33.70% |
| 41.60 | 3.24 | 0.30 | 0.48 | 10.92% | 5.64 | 0.61 | 3.34 | 7.48 | 10.85% | 541.71 | 152.78 | 49.73 | 915.95 | 28.20% |
| 37.22 | 3.89 | 8.65 | 15.43 | 8.94% | 5.91 | 0.64 | 4.23 | 8.20 | 10.78% | 149.05 | 66.34 | 7.63 | 402.71 | 44.51% |
| 36.72 | 4.47 | 8.36 | 15.68 | 7.79% | 6.00 | 0.65 | 3.08 | 7.89 | 10.90% | 227.82 | 98.33 | 34.76 | 574.59 | 43.16% |
| 36.87 | 3.95 | 8.98 | 14.28 | 10.71% | 5.96 | 0.64 | 4.11 | 7.42 | 10.80% | 225.01 | 100.68 | 17.30 | 560.39 | 44.75% |
| 37.61 | 10.54% | 5.22 | 12.61% | 300.36 | 34.19% | |||||||||
| LF |
UI |
BS |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) |
| 29.54 | 1.44 | 23.50 | 33.70 | 4.87% | 85.52 | 1.41 | 77.20 | 88.40 | 1.65% | 30.39 | 0.51 | 24.10 | 38.20 | 1.69% |
| 29.51 | 1.58 | 23.50 | 33.80 | 5.36% | 85.58 | 1.21 | 78.90 | 88.40 | 1.42% | 29.85 | 2.17 | 23.60 | 35.50 | 7.28% |
| 29.08 | 1.52 | 22.90 | 33.00 | 5.22% | 84.71 | 1.45 | 78.00 | 88.00 | 1.71% | 28.19 | 1.66 | 23.50 | 33.70 | 5.87% |
| 29.36 | 1.49 | 22.40 | 33.50 | 5.09% | 84.91 | 1.53 | 78.70 | 87.80 | 1.80% | 28.30 | 1.66 | 22.80 | 32.60 | 5.85% |
| 27.73 | 1.13 | 24.40 | 31.20 | 4.09% | 82.20 | 1.72 | 75.30 | 86.20 | 2.09% | 26.24 | 1.38 | 22.60 | 33.70 | 5.27% |
| 27.84 | 1.08 | 24.70 | 31.00 | 3.87% | 82.22 | 1.38 | 78.60 | 86.10 | 1.68% | 26.70 | 1.26 | 23.40 | 33.20 | 4.70% |
| 29.18 | 1.24 | 24.10 | 33.00 | 4.26% | 85.05 | 1.42 | 80.60 | 88.90 | 1.67% | 28.31 | 1.70 | 22.90 | 34.80 | 6.02% |
| 29.30 | 1.47 | 22.80 | 33.30 | 5.03% | 85.62 | 1.44 | 79.50 | 88.90 | 1.69% | 28.57 | 1.89 | 21.80 | 36.10 | 6.60% |
| 29.23 | 1.50 | 22.00 | 33.60 | 5.14% | 85.36 | 1.26 | 80.50 | 88.30 | 1.48% | 28.25 | 1.94 | 22.50 | 35.60 | 6.85% |
| 28.97 | 4.77% | 84.57 | 1.69% | 28.31 | 5.57% | |||||||||
| MV |
FE |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Min | Max | CV (%) | Mean | SD | Min | Max | CV (%) |
| 5.21 | 2.01 | 3.80 | 6.30 | 38.63% | 6.76 | 0.09 | 6.40 | 6.90 | 1.36% |
| 5.17 | 0.59 | 3.60 | 6.10 | 11.43% | 6.74 | 0.10 | 6.40 | 7.00 | 1.42% |
| 5.26 | 0.45 | 4.00 | 6.30 | 8.48% | 6.75 | 0.10 | 6.50 | 7.00 | 1.52% |
| 5.13 | 0.47 | 3.20 | 6.10 | 9.16% | 6.72 | 0.09 | 6.40 | 6.90 | 1.29% |
| 4.71 | 0.50 | 2.30 | 5.80 | 10.66% | 6.67 | 0.09 | 6.40 | 6.90 | 1.40% |
| 4.74 | 0.45 | 2.60 | 5.80 | 9.44% | 6.69 | 0.08 | 6.40 | 6.90 | 1.25% |
| 4.88 | 0.43 | 3.10 | 5.80 | 8.87% | 6.68 | 0.10 | 6.40 | 7.00 | 1.46% |
| 4.86 | 0.41 | 3.60 | 6.00 | 8.36% | 6.69 | 0.11 | 6.30 | 7.00 | 1.66% |
| 4.84 | 0.44 | 3.70 | 6.10 | 9.11% | 6.69 | 0.12 | 6.20 | 7.30 | 1.79% |
Note: GP, growth period (d); PH, plant height (cm); NFB, the number of fruit branches per plant; HF, the height of first fruit (cm); ND, the number of first fruit node; NB, the number of bolls per plant; SB, seed butter (g); LP, lint percentage (%); BW, boll weight (g); UAY, unit area yield (g·m−2); LF, the mean length of upper half fiber (mm); UI, uniformity index (%); BS, specific breaking strength (cN·tex−1); MV, micronaire value (%); FE, fiber elongation (%). E1-E9 indicate Jingzhou in 2015, 2016; Jiujiang in 2015, 2016; Xinjiang in 2015, 2016, and Anyang in 2015, 2016 and 2017, respectively.