| 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: Earlier Maturity Cotton Variety Performance, 2000, Irrigated | ||||||
| Variety | Lint Yield | Lint | Uniformity Index | Length | Strength | Micronaire |
| lb/acre | % | % | inches | g/tex | units | |
| PSC355 | 816 | 43.6 | 82.8 | 1.03 | 31.1 | 5.4 |
| 8839_3_10_2 | 794 | 42.4 | 83.3 | 1.07 | 29.3 | 5.4 |
| SG125BR | 780 | 40.2 | 81.0 | 0.99 | 27.2 | 5.2 |
| 8806_3_2_19 | 776 | 42.8 | 82.7 | 1.04 | 31.1 | 5.3 |
| ST4691B | 773 | 43.9 | 81.9 | 1.01 | 29.8 | 5.3 |
| PSCGA161 | 772 | 38.8 | 83.6 | 1.11 | 32.1 | 4.6 |
| PM1560BG | 746 | 44.0 | 81.8 | 0.99 | 30.7 | 5.8 |
| AP9257 | 742 | 42.1 | 81.7 | 1.03 | 29.6 | 5.4 |
| ST4892BR | 739 | 43.0 | 82.2 | 1.04 | 30.0 | 5.4 |
| DP451BRR | 739 | 39.2 | 82.5 | 1.06 | 27.8 | 5.0 |
| SG747 | 735 | 42.2 | 83.4 | 1.06 | 27.4 | 4.7 |
| SS9901 | 734 | 40.7 | 81.9 | 1.04 | 29.6 | 5.2 |
| SG501BR | 729 | 40.2 | 83.7 | 1.03 | 32.8 | 5.0 |
| ST474 | 726 | 43.4 | 81.6 | 1.00 | 29.0 | 5.5 |
| AP1500RR | 719 | 41.4 | 81.4 | 1.01 | 29.4 | 4.9 |
| FM958 | 715 | 43.9 | 84.2 | 1.11 | 32.4 | 5.0 |
| DP436RR | 715 | 40.0 | 82.7 | 1.05 | 27.9 | 5.0 |
| SS9907 | 697 | 42.7 | 81.3 | 0.99 | 31.1 | 6.1 |
| DP428B | 676 | 38.5 | 82.9 | 1.07 | 26.5 | 4.5 |
| ST4793R | 664 | 44.1 | 81.5 | 0.97 | 29.7 | 5.6 |
| BXN47 | 664 | 43.4 | 82.5 | 1.08 | 29.6 | 5.0 |
| AP7115 | 659 | 41.9 | 82.5 | 1.03 | 29.3 | 4.5 |
| DP425RR | 653 | 41.6 | 81.0 | 0.99 | 28.0 | 5.3 |
| GAVILAN | 620 | 43.4 | 83.5 | 1.07 | 30.6 | 4.6 |
| SG105 | 619 | 42.8 | 81.9 | 1.03 | 30.8 | 5.5 |
| CONDOR | 607 | 40.4 | 81.4 | 1.01 | 29.2 | 5.4 |
| PM1218BR | 264 | 44.8 | 83.2 | 1.04 | 29.2 | 4.7 |
| Average | 699 | |||||
| LSD 0.10 | 93 | - | NS | NS | 1.7 | NS |
| 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 |
| Irrigation (in): | - | 0.75 | 0.75 | |||
| Trials conducted by Larry Thompson, Grant Henderson, and Lloyd May. | ||||||
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