| 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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| Midville, Georgia: Later Maturity Cotton Variety Performance, 2000, Irrigated | ||||||
| Variety | Lint Yield | Lint | Uniformity Index | Length | Strength | Micronaire |
| lb/acre | % | % | inches | g/tex | units | |
| DELTAPEARL | 1141 | 40.9 | 84.9 | 1.16 | 29.9 | 5.2 |
| AP7126 | 1030 | 39.4 | 84.3 | 1.14 | 28.9 | 5.1 |
| PSC952 | 1021 | 38.9 | 84.2 | 1.14 | 29.5 | 5.1 |
| DP5415 | 986 | 39.0 | 82.6 | 1.12 | 29.3 | 5.4 |
| FM989 | 973 | 39.7 | 84.8 | 1.16 | 31.6 | 4.6 |
| DP675 | 967 | 38.5 | 83.9 | 1.10 | 33.8 | 5.2 |
| DP458BRR | 940 | 39.5 | 83.1 | 1.08 | 29.8 | 5.3 |
| SG821 | 932 | 38.4 | 82.6 | 1.10 | 29.0 | 5.2 |
| PM1560BR | 931 | 38.3 | 83.4 | 1.09 | 30.2 | 5.0 |
| AP6101 | 926 | 38.2 | 83.8 | 1.15 | 30.9 | 5.4 |
| DP5415RR | 925 | 37.3 | 83.0 | 1.11 | 30.4 | 5.3 |
| ST580 | 893 | 38.0 | 83.5 | 1.12 | 28.8 | 4.9 |
| NUCOTN33B | 892 | 34.3 | 82.7 | 1.11 | 27.9 | 4.7 |
| PSCHS12 | 889 | 36.4 | 83.8 | 1.16 | 31.3 | 5.2 |
| PSCGA894 | 888 | 37.5 | 82.9 | 1.14 | 32.5 | 5.0 |
| FM966 | 886 | 40.8 | 86.7 | 1.20 | 37.4 | 5.1 |
| PSCGA161 | 853 | 36.2 | 84.6 | 1.15 | 31.9 | 4.7 |
| DP90RR | 839 | 37.7 | 83.0 | 1.09 | 31.4 | 5.0 |
| AP4600RR | 837 | 38.0 | 82.6 | 1.05 | 26.5 | 5.2 |
| NUCOTN35B | 835 | 36.6 | 82.9 | 1.12 | 33.3 | 4.9 |
| DP90 | 814 | 39.0 | 84.2 | 1.12 | 32.5 | 5.2 |
| DP5690RR | 800 | 37.9 | 82.9 | 1.10 | 31.9 | 5.0 |
| LIGUR | 797 | 37.9 | 84.1 | 1.13 | 35.5 | 5.1 |
| DP655BRR | 785 | 38.0 | 83.9 | 1.14 | 29.5 | 4.5 |
| DP5690 | 785 | 38.0 | 83.3 | 1.07 | 31.7 | 5.1 |
| CALM539 | 784 | 38.2 | 83.4 | 1.11 | 33.6 | 4.9 |
| CALM657 | 730 | 38.8 | 82.4 | 1.02 | 30.6 | 4.8 |
| SS9815 | 727 | 37.4 | 82.5 | 1.09 | 28.6 | 5.0 |
| CALM557 | 635 | 39.1 | 83.2 | 1.06 | 28.6 | 4.7 |
| CALM643 | 612 | 35.5 | 84.1 | 1.10 | 34.6 | 4.6 |
| Average | 868 | |||||
| LSD 0.10 | 186 | - | 1.4 | 0.04 | 2.1 | 0.3 |
| CV | 18.2% | - | ||||
| Bolding indicates entries not significantly different from highest yielding entry based on Fisher's protected LSD (P = 0.10). | ||||||
| Planted: | May 9, 2000. | |||||
| Harvested: | November 1, 2000. | |||||
| Fertilization: | 75 lb N, 20 lb P2O5, and 40 lb K2O/acre. | |||||
| May | June | July | Aug. | Sept. | Oct. | |
| Rainfall (in): | 1.18 | 3.30 | 2.56 | 2.98 | 4.72 | 0.57 |
| Irrigation (in): | 4.50 | 5.25 | 5.25 | 8.00 | ||
| Trials conducted by Larry Thompson, Grant Henderson, Lloyd May, and Bob McNeill, IV. | ||||||
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