Table 5.
Mean performance of the top 32 sorghum accessions based on higher grain yield (kg ha−1) and iron and zinc contents, and other quantitative agronomic attributes when evaluated across two locations in Uganda.
| Genotypes | YLD | Rank | % above best check | SF | SB | PHT | PNL | PNW | RNM | DTF | GRF | DTM | DPW | HSW | Fe | Zn |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top 32 genotypes with yield gain above 12% over the best commercial check cultivar | ||||||||||||||||
| GBK 000955 | 4899.9 | 1 | 31.9 | 0.2 | 34.7 | 228.2 | 25.5 | 5.9 | 36.1 | 60.8 | 47.5 | 108.3 | 8320.0 | 3.0 | 40.5 | 22.2 |
| GE/30/1/2013A | 4873.0 | 2 | 31.2 | 5.9 | 17.4 | 175.2 | 21.0 | 6.1 | 27.0 | 68.8 | 38.5 | 107.3 | 6500.1 | 2.2 | 24.5 | 14.1 |
| SILA | 4811.7 | 3 | 29.6 | 8.5 | 15.2 | 144.1 | 25.6 | 5.1 | 58.9 | 74.6 | 34.4 | 109.0 | 9077.3 | 2.0 | 39.6 | 20.6 |
| GBK 034699 | 4776.3 | 4 | 28.6 | 7.3 | 18.6 | 297.9 | 28.2 | 5.2 | 36.4 | 79.9 | 35.8 | 115.7 | 6370.5 | 2.9 | 42.6 | 17.0 |
| GBK 044111 | 4763.0 | 5 | 28.2 | 2.8 | 32.5 | 183.3 | 26.1 | 6.0 | 57.1 | 65.1 | 42.1 | 107.3 | 5857.4 | 2.9 | 28.8 | 14.9 |
| GBK 043040 | 4723.1 | 6 | 27.2 | 4.8 | 16.9 | 278.1 | 22.2 | 6.0 | 44.1 | 74.9 | 38.1 | 113.0 | 6897.0 | 2.9 | 29.2 | 17.0 |
| GBK-051589 | 4692.2 | 7 | 26.3 | 3.9 | 30.2 | 184.7 | 20.8 | 7.4 | 44.8 | 72.7 | 38.3 | 111.0 | 9173.4 | 2.9 | 42.4 | 13.8 |
| GBK 000445 | 4677.9 | 8 | 25.9 | 1.0 | 14.5 | 310.6 | 18.6 | 6.9 | 50.5 | 81.7 | 32.3 | 114.0 | 7477.4 | 2.8 | 33.9 | 10.3 |
| GBK-051521 | 4646.1 | 9 | 25.1 | 10.0 | 31.6 | 276.2 | 17.9 | 6.9 | 42.4 | 81.4 | 33.6 | 115.0 | 7025.2 | 2.9 | 42.3 | 16.6 |
| Epuripur | 4626.9 | 10 | 24.6 | 5.1 | 5.2 | 183.1 | 21.8 | 5.4 | 39.4 | 75.1 | 35.9 | 111.0 | 7295.7 | 2.5 | 31.0 | 18.9 |
| IS 26962-2 | 4580.8 | 11 | 23.3 | 1.2 | 8.9 | 185.0 | 27.0 | 6.2 | 45.5 | 73.1 | 38.4 | 111.5 | 6778.7 | 2.9 | 36.9 | 21.1 |
| SUDAN COLL # 40 LOWOI KUDO PAYAM | 4523.3 | 12 | 21.8 | 1.6 | 20.0 | 240.2 | 20.3 | 6.2 | 66.3 | 72.7 | 38.0 | 110.7 | 6086.4 | 2.7 | 34.4 | 17.6 |
| GBK 044117 | 4498.9 | 13 | 21.1 | 6.0 | 28.2 | 261.5 | 25.1 | 6.6 | 68.3 | 94.4 | 35.0 | 129.5 | 7128.1 | 2.9 | 31.1 | 9.5 |
| Tanzania Acc#38 | 4494.7 | 14 | 21.0 | 4.7 | 27.1 | 250.9 | 17.7 | 7.9 | 48.3 | 76.3 | 38.1 | 114.5 | 6392.1 | 1.8 | 38.3 | 17.4 |
| Tanzania Acc#21 | 4485.6 | 15 | 20.8 | 2.1 | 52.2 | 258.8 | 18.5 | 9.5 | 47.1 | 61.3 | 49.9 | 111.2 | 6328.8 | 1.6 | 43.3 | 21.0 |
| SRS2708/8/2013A | 4438.6 | 16 | 19.5 | 5.5 | 21.6 | 181.0 | 24.7 | 6.2 | 48.3 | 69.2 | 39.8 | 109.0 | 7016.7 | 2.7 | 31.5 | 18.8 |
| GBK 00046 | 4404.2 | 17 | 18.6 | 7.2 | 27.3 | 282.7 | 28.5 | 6.0 | 56.4 | 81.1 | 34.1 | 115.2 | 7600.7 | 1.9 | 49.7 | 17.4 |
| SRS2708/5/2013A | 4396.7 | 18 | 18.4 | 4.9 | 20.1 | 198.2 | 22.6 | 7.6 | 51.6 | 69.7 | 37.0 | 106.8 | 6562.9 | 2.7 | 34.0 | 15.2 |
| GBK 034640 | 4393.5 | 19 | 18.3 | 6.9 | 13.4 | 258.8 | 20.5 | 6.2 | 45.0 | 75.2 | 39.0 | 114.2 | 6166.7 | 2.9 | 41.0 | 15.1 |
| GBK 034598 | 4375.0 | 20 | 17.8 | 3.4 | 18.0 | 260.5 | 21.2 | 6.4 | 26.2 | 72.9 | 38.8 | 111.7 | 6138.1 | 2.7 | 40.7 | 18.6 |
| Tanzania Acc#18 | 4352.9 | 21 | 17.2 | 4.3 | 25.9 | 257.5 | 23.3 | 5.9 | 57.8 | 76.2 | 38.8 | 115.0 | 6988.5 | 2.9 | 42.5 | 18.9 |
| GBK-051524 | 4339.1 | 22 | 16.8 | 3.5 | 14.6 | 246.6 | 20.3 | 6.6 | 42.8 | 82.6 | 35.4 | 118.0 | 6623.9 | 2.1 | 33.9 | 17.8 |
| IS 26962 | 4306.6 | 23 | 16.0 | 5.7 | 15.4 | 164.6 | 28.4 | 5.8 | 49.8 | 74.9 | 36.1 | 111.0 | 7491.6 | 4.4 | 43.5 | 17.7 |
| IESV23007DL | 4259.0 | 24 | 14.7 | 5.1 | 36.1 | 185.1 | 29.0 | 6.5 | 47.0 | 66.3 | 44.5 | 110.8 | 7475.1 | 3.0 | 25.5 | 15.6 |
| GBK 043975 | 4250.1 | 25 | 14.4 | 1.9 | 38.1 | 260.9 | 18.9 | 6.8 | 46.8 | 77.9 | 37.3 | 115.2 | 6596.8 | 2.5 | 30.3 | 15.7 |
| SRS1108/SE3/2014A/E | 4243.3 | 26 | 14.2 | 1.5 | 27.1 | 199.7 | 22.2 | 6.0 | 43.1 | 65.4 | 41.8 | 107.2 | 7154.9 | 2.5 | 25.7 | 14.9 |
| GBK-051515 | 4226.6 | 27 | 13.8 | 4.7 | 49.1 | 274.9 | 22.1 | 6.3 | 38.9 | 68.7 | 42.0 | 110.7 | 5977.2 | 2.5 | 44.0 | 20.7 |
| Tanzania Acc#49 | 4217.0 | 28 | 13.5 | 1.8 | 51.1 | 270.5 | 19.7 | 8.7 | 43.0 | 76.6 | 38.1 | 114.8 | 6949.9 | 2.3 | 31.4 | 18.7 |
| SES0 2 | 4186.3 | 29 | 12.7 | 2.2 | 20.0 | 152.3 | 23.8 | 4.9 | 36.2 | 77.5 | 35.3 | 112.8 | 7566.4 | 2.3 | 24.4 | 15.6 |
| GBK 034691 | 4183.5 | 30 | 12.6 | 8.3 | 15.5 | 289.9 | 24.9 | 6.7 | 29.3 | 71.4 | 42.4 | 113.8 | 6997.3 | 2.3 | 39.3 | 15.5 |
| GE35/1/2013A | 4164.0 | 31 | 12.1 | 7.8 | 18.4 | 178.7 | 21.9 | 5.2 | 40.1 | 69.3 | 39.0 | 108.3 | 5498.6 | 2.2 | 19.9 | 12.1 |
| GBK-051500 | 4160.8 | 32 | 12.0 | 7.7 | 29.9 | 287.3 | 18.3 | 7.5 | 68.3 | 82.4 | 36.4 | 118.8 | 5685.4 | 1.7 | ||
| Commercial check cultivars | ||||||||||||||||
| NAROSORG3 | 3714.1 | 81 | 0.0 | 4.8 | 31.7 | 212.8 | 23.0 | 6.0 | 61.0 | 71.5 | 37.7 | 109.2 | 6505.3 | 2.7 | 33.1 | 16.0 |
| NAROSORG2 | 3707.1 | 84 | -0.2 | 6.3 | 26.7 | 192.5 | 22.8 | 5.7 | 42.3 | 73.0 | 38.6 | 111.7 | 5434.0 | 2.3 | 34.5 | 16.6 |
| SESO1 | 3298.7 | 132 | -11.2 | 2.6 | 15.0 | 147.9 | 26.7 | 5.2 | 48.8 | 64.1 | 44.1 | 108.1 | 5550.2 | 2.3 | 33.8 | 18.1 |
| SESO3 | 3238.1 | 140 | -12.8 | 4.6 | 27.6 | 169.2 | 25.6 | 5.3 | 62.2 | 67.2 | 41.4 | 108.5 | 5150.5 | 2.1 | 41.4 | 18.3 |
| Mean (N = 345 & 334 for Fe & Zn) | 2909.3 | 4.4 | 23.6 | 256.6 | 23.7 | 5.8 | 52.0 | 80.3 | 39.7 | 120.1 | 5379.2 | 2.1 | 37.5 | 18.0 | ||
| LSD (5%) | 2687.59∗∗∗ | 5.36∗∗ | 10.67ns | 187.05∗∗∗ | 18.59∗∗∗ | 2.94∗∗∗ | 39.60∗∗∗ | 38.90∗∗∗ | 12.83∗∗∗ | 39.13∗∗∗ | 3544.31∗∗∗ | 1.69∗∗∗ | 23.71∗∗∗ | 12.04∗∗∗ | ||
| SE± | 39.99 | 0.04 | 0.06 | 2.65 | 0.27 | 0.05 | 0.62 | 0.55 | 0.23 | 0.56 | 56.05 | 0.03 | 0.41 | 0.22 | ||
| Std | 1044.25 | 1.08 | 1.57 | 69.29 | 6.97 | 1.30 | 16.27 | 14.42 | 5.97 | 14.53 | 1463.66 | 0.73 | 10.63 | 5.63 | ||
| CV % | 35.98 | 51.27 | 32.29 | 26.91 | 29.38 | 22.24 | 31.32 | 17.92 | 15.03 | 12.09 | 27.23 | 34.66 | 28.30 | 31.27 | ||
aPHT = Plant height (cm); PNL = Panicle length (cm); PNW = Panicle width (cm); RNM = Rachis number; DTF = Days to 50% flowering (days); GRF = Grain filling duration (days); DTM = Days to 75% maturity (days); YLD = Grain Yield (kg/ha); HSW = 100 seed weight (g); Fe = Iron (ppm); Zn = Zinc (ppm); LSD = Least significant difference; SE± = Standard error of mean; Std = Standard deviation; CV = Coefficient of variation; ns = P > 0.05; ∗∗ = P ≤ 0.01; ∗∗∗ = P ≤ 0.001.