| The
Georgia Agricultural Experiment Stations College of Agricultural and Environmental Sciences The University of Georgia |
Research
Report Number 671 January, 2001 |
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| Tifton, Georgia: Dryland Cotton Variety Performance, 2000 | ||||||
| Variety | Lint Yield | Lint | Uniformity Index | Length | Strength | Micronaire |
| lb/acre | % | % | inches | g/tex | units | |
| - | ||||||
| DP655BR | 752 | 40.8 | 80.2 | 0.99 | 31.1 | 5.4 |
| DPL90 | 721 | 40.1 | 81.7 | 0.96 | 32.7 | 5.3 |
| DP458BR | 690 | 42.4 | 82.0 | 0.99 | 29.1 | 5.6 |
| DP5415RR | 687 | 41.3 | 82.2 | 1.00 | 29.6 | 5.3 |
| FM989 | 667 | 42.8 | 81.0 | 1.00 | 29.7 | 5.5 |
| PSC355 | 666 | 43.8 | 83.1 | 1.03 | 31.5 | 5.8 |
| DELTAPEARL | 662 | 42.0 | 82.8 | 1.08 | 30.2 | 5.4 |
| PSCGA894 | 651 | 41.1 | 81.9 | 1.06 | 32.8 | 5.1 |
| PSC952 | 645 | 42.6 | 82.6 | 0.98 | 31.6 | 5.4 |
| ST4691B | 632 | 44.0 | 82.1 | 1.00 | 28.0 | 5.4 |
| DPNUCOT35B | 628 | 39.1 | 81.7 | 1.03 | 32.4 | 5.2 |
| SG105 | 619 | 41.5 | 83.3 | 1.01 | 32.7 | 5.4 |
| SG125BR | 610 | 39.7 | 83.3 | 0.99 | 29.3 | 5.3 |
| DP5690 | 602 | 41.4 | 81.2 | 1.00 | 30.2 | 5.1 |
| SG501BR | 596 | 40.3 | 82.8 | 0.99 | 31.4 | 5.6 |
| SG821 | 582 | 41.5 | 82.8 | 1.02 | 30.1 | 5.6 |
| SG747 | 570 | 43.4 | 83.0 | 1.01 | 28.0 | 5.3 |
| AP6101 | 566 | 39.8 | 83.2 | 1.06 | 31.8 | 5.7 |
| ST474 | 564 | 44.1 | 81.9 | 0.98 | 30.8 | 5.9 |
| DP5690RR | 561 | 40.6 | 82.1 | 0.99 | 30.8 | 5.5 |
| DPNUCOT33B | 558 | 39.8 | 82.4 | 0.99 | 28.2 | 5.3 |
| DPL451BRR | 556 | 38.7 | 83.0 | 0.99 | 26.4 | 5.4 |
| PM1560BG | 516 | 43.5 | 82.9 | 0.98 | 31.4 | 5.7 |
| FM966 | 450 | 44.3 | 82.7 | 1.03 | 33.5 | 5.4 |
| Average | 615 | |||||
| LSD 0.10 | 124 | - | 1.3 | 0.04 | 2.1 | 0.4 |
| CV | 17% | - | ||||
| Bolding indicates entries not significantly different from highest yielding entry based on Fisher's protected LSD (P = 0.10). | ||||||
| Planted: | April 27, 2000. | |||||
| Harvested: | September 12, 2000. | |||||
| Fertilization: | 88 lb N, 54 lb P2O5, and 108 lb K2O/acre. | |||||
| May | June | July | Aug. | Sept. | Oct. | |
| Rainfall (in): | 0.60 | 2.21 | 3.55 | 3.74 | 12.24 | 0.76 |
| Trials conducted by Larry Thompson, Grant Henderson, and Lloyd May. | ||||||
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