The Georgia Agricultural Experiment Stations
College of Agricultural and Environmental Sciences
The University of Georgia

Research Report Number 658
February 1999


COTTON
 
Calhoun, Georgia:
Early Maturing Cotton Variety Performance, 1998, Nonirrigated

                               HVI Fiber Data                                  
Entry Lint Yield1 % Lint Unif. Length Elong. Strength Mike

  lbs/acre   index inches pct g/tex units
 
SureGrow 125 865 a 40.9 82.7 1.13 10.0 25.4 4.8
PM 1218 BG/RR 810 a 42.1 81.8 1.04 9.8 25.6 5.2
PM 1266 799 a 40.0 81.9 1.11 9.4 25.3 4.5
APX 9220 799 a 39.6 81.1 1.06 10.0 25.6 4.6
HS 44 795 a 38.9 80.8 1.04 9.9 30.0 5.0
SGX 890 794 a 40.6 83.5 1.13 10.0 25.8 4.5
PM 1330 BG 788 a 39.4 83.4 1.10 9.9 27.1 4.5
Stoneville 47 786 a 43.0 82.7 1.07 9.6 26.3 4.7
DP 20B 773 a 38.8 83.6 1.12 10.0 26.5 4.1
AgriPro 6102 766 a 38.4 82.6 1.13 10.0 31.5 4.8
AgriPro 7115 764 a 41.2 80.7 1.01 9.7 25.5 4.5
 
PSC 355 761 a 42.2 83.2 1.09 10.0 28.3 5.2
PM 1560BG 759 a 42.5 80.4 1.04 10.0 26.7 5.1
NC 72 756 a 40.0 81.4 1.07 9.4 28.6 4.4
SureGrow 747 751 a 41.6 82.9 1.10 10.0 26.9 5.0
DP 428B 750 a 37.9 82.5 1.11 9.6 25.2 4.6
DP 5111 750 a 39.1 81.1 1.04 10.0 28.4 4.9
Stoneville 474 749 a 43.3 82.3 1.06 9.8 25.6 5.1
DP 425 RR 746 a 38.9 82.5 1.08 9.7 25.1 4.6
PM 1210 736 a 44.0 82.2 1.06 9.7 25.8 4.7
PM 1440 726 a 40.4 81.6 1.06 9.9 27.3 4.9
 
DynaGro 209 687 a 38.7 81.2 1.02 9.0 26.1 4.8
DP 32B 686 a 40.4 83.5 1.08 10.0 26.1 4.4
PM 1220 BG/RR 683 a 42.0 82.7 1.08 9.6 26.0 5.0
SureGrow 105 677 a 39.4 85.0 1.11 10.0 27.8 4.5
TX 121 670 a 38.9 81.0 1.10 9.7 27.8 4.8
Stoneville 4740 665 a 42.2 83.0 1.07 9.0 24.4 4.7
TX 224 664 a 39.0 79.5 1.04 10.0 25.4 4.5
TX 300 664 a 40.7 81.9 1.08 9.0 26.0 4.5
TX 141 660 a 36.6 83.8 1.14 9.1 27.0 4.1
PM 1215 BG 659 a 40.9 83.4 1.09 10.0 27.0 4.9
 
PSC 556 652 a 42.5 81.2 1.06 9.6 27.7 4.7
PMX 9306-0798 645 a 43.2 82.3 1.07 9.6 25.8 4.6
PM 1220 RR 639 a 42.3 82.6 1.06 10.0 28.6 4.8
FiberMax 963 638 a 40.9 82.8 1.09 9.4 26.5 4.2
SureGrow 501 634 a 43.2 82.4 1.08 10.0 28.4 5.0
Terra 292 620 a 37.1 83.2 1.12 9.5 25.9 4.4
Terra 366 584 a 38.6 81.9 1.07 9.4 25.8 4.8
Stoneville 373 583 a 43.5 80.8 1.05 9.2 25.4 4.8
APX 7114 581 a 41.8 83.8 1.09 9.8 24.9 4.5
 
Average 713            
CV 21.0            
R2  .53            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: May 18, 1998.
Harvested: October 26, 1998.
Fertilization: 60 lb N, 100 lb P2O5, and 100 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 2.85 2.51 2.90 2.45 .97    
 
Test conducted by Shelby Baker, Larry Thompson, Phil Worley, and Guy Rawls.


Calhoun, Georgia:
Mid-Full Season Cotton Variety Performance, 1998, Nonirrigated

                               HVI Fiber Data                                  
Entry Lint Yield1 % Lint Unif. Length Elong. Strength Mike

  lbs/acre   index inches pct g/tex units
 
PSC 952 1014 a 43.0 84.7 1.10 10.0 28.1 4.9
FiberMax 989   936 ab 42.0 83.2 1.10 9.4 29.7 4.3
DP 90B   896 a-c 39.7 82.8 1.12 9.7 31.0 4.2
DP 35B   879 b-d 39.9 82.7 1.13 9.7 30.0 4.5
PM 1440   867 b-e 42.1 83.4 1.07 9.8 28.7 4.8
FiberMax 832   865 b-e 40.4 84.1 1.15 9.8 31.3 4.4
AgriPro 6101   865 b-e 39.5 82.6 1.10 10.0 30.5 4.8
IF 1000   863 b-e 41.3 84.3 1.15 9.8 31.4 4.4
SureGrow 180   855 b-e 39.8 83.6 1.11 9.6 29.0 4.9
PM 1560 BG   851 b-e 42.5 85.3 1.12 10.0 26.5 5.2
DP 458 BRR   842 b-f 40.6 81.9 1.07 10.0 28.8 4.9
 
Stoneville 6M0021   834 b-g 42.2 83.9 1.06 10.0 29.7 4.8
DP 33 B   827 b-g 39.6 81.8 1.04 10.0 27.7 4.7
PMX 9307-1281   826 b-g 39.9 84.0 1.09 10.0 33.2 4.7
APX 9257   816 b-h 39.9 82.4 1.06 10.0 28.6 4.5
DP 5690 RR   813 b-h 40.1 82.4 1.08 9.7 27.1 4.4
PSC 636   810 b-h 39.9 83.1 1.08 9.4 28.4 4.4
PMX 9302-0802   805 b-h 41.7 82.4 1.08 9.8 26.9 4.3
TAM 8104   804 c-h 42.7 83.5 1.10 10.0 27.7 4.1
APX 7126   789 c-h 41.4 83.0 1.09 9.9 28.0 4.5
PM 1580 RR   786 c-h 40.4 82.4 1.08 9.7 27.1 9.7
 
HS 44   782 c-h 40.1 83.2 1.11 9.9 30.7 9.9
PSC/GA King   780 c-h 43.2 83.1 1.07 9.7 29.3 9.7
HS 12   775 c-h 40.3 82.5 1.12 9.9 30.9 9.9
SureGrow 248   772 c-h 41.9 84.0 1.12 9.9 29.9 9.9
GA 94-894   772 c-h 39.5 85.1 1.14 9.8 32.5 4.5
PM 1244 RR   766 c-h 42.5 82.3 1.06 10.0 29.3 5.0
AgriPro 4103   760 d-h 41.2 83.8 1.09 10.0 30.7 5.1
GA 93B   760 d-h 42.0 83.1 1.11 10.0 32.4 4.8
DP 655 RR   754 d-h 38.8 80.7 1.07 9.9 28.8 4.6
GA 94-325   754 d-h 40.4 80.8 1.06 9.8 30.4 4.4
 
DP 5415 RR   750 d-h 40.5 82.7 1.09 10.0 28.5 4.4
PSC 569   738 e-h 42.1 81.5 1.04 10.0 33.7 4.7
HS 46   719 f-h 40.5 82.9 1.13 9.5 28.9 4.4
FiberMax 975   716 f-h 40.0 84.6 1.13 8.8 28.1 4.3
GA 93-299   713 f-h 41.9 82.9 1.06 9.9 33.0 4.8
GA 95-155   712 f-h 39.4 82.2 1.07 9.1 31.8 4.7
GA 93-8   703 gh 40.6 83.6 1.15 9.4 28.8 4.4
SureGrow 821   689 h 40.7 81.4 1.03 11.0 28.1 5.2
 
Average   801            
CV   11.3            
R2    .62            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: May 18, 1998.
Harvested: October 26, 1998.
Fertilization: 60 lb N, 100 lb P2O5, and 100 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 2.85 2.51 2.90 2.45 .97    
 
Test conducted by Shelby Baker, Larry Thompson, Phil Worley, and Guy Rawls.


Calhoun, Georgia:
Two-Year Average Performance of Early Maturing Cotton Varieties, 1997-1998

                               HVI Fiber Data                                  
Entry Lint Yield1 % Lint Unif. Length Elong. Strength Mike

  lbs/acre   index inches pct g/tex units
 
SureGrow 125 905 a 42.4 83.9 1.14 10.0 26.3 4.9
PM 1266 900 a 41.4 83.0 1.14 9.5 25.3 4.6
DP 20 B 884 a 40.7 84.5 1.13 10.0 26.6 4.4
Stoneville 47 866 a 43.7 83.1 1.11 9.8 27.3 5.0
DP 32 B 864 a 41.9 83.4 1.11 10.0 26.7 4.8
Stoneville 474 861 a 44.1 83.4 1.10 9.9 27.2 5.2
DP 5111 852 a 40.8 82.1 1.07 10.0 29.7 5.1
PM 1220 BG/RR 845 a 42.9 84.0 1.11 9.8 27.7 5.2
SureGrow 501 805 a 43.6 83.4 1.12 10.0 30.1 5.0
PM 1220 RR 787 a 42.7 84.2 1.08 10.5 29.4 5.0
               
Stoneville 373 767 a 43.8 83.2 1.12 9.6 26.0 4.8
Stoneville 4740 601 a 43.7 83.6 1.10 9.5 26.2 4.9
               
Average 827            
CV 19.0            
R2 .62            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.


Calhoun, Georgia:
Two-Year Average Performance of Mid-Full Season Cotton Varieties, 1997-1998

                               HVI Fiber Data                                  
Entry Lint Yield1 % Lint Unif. Length Elong. Strength Mike

  lbs/acre   index inches pct g/tex units
 
FiberMax 989 969 ab 42.4 83.2 1.13 9.7 30.5 4.4
IF 1000 956 ab 42.2 85.0 1.19 9.9 31.7 4.6
DP 33B 951 ab 40.5 84.1 1.16 9.9 30.7 4.5
PM 1560 BG 938 ab 43.3 84.8 1.14 10.0 28.0 5.3
DP 35B 925 a 40.1 83.2 1.11 10.0 28.6 4.7
DP 90B 910 a-c 40.6 83.8 1.15 9.9 32.0 4.4
HS 12 906 a-e 40.8 83.3 1.16 10.0 31.6 4.9
SureGrow 180 843 a-f 41.2 83.4 1.10 10.5 28.4 5.0
PSC/GA King 836 a-f 43.1 85.3 1.14 9.9 31.0 4.9
AgriPro 6101 814 a-f 39.0 84.7 1.18 10.0 31.3 4.8
 
SureGrow 821 805 b-f 40.4 84.4 1.14 9.8 29.9 4.9
HS 44 800 b-f 40.7 83.6 1.14 10.0 31.7 4.9
SureGrow 248 796 b-f 41.8 85.1 1.15 10.0 31.4 5.0
HS 46 770 c-f 41.3 84.1 1.16 9.8 29.9 4.5
AgriPro 4103 761 d-f 41.4 84.3 1.14 10.0 30.9 5.1
DP 5690 RR 759 d-f 40.3 83.7 1.12 9.9 29.3 4.5
DP 5415 RR 746 ef 40.6 83.9 1.12 10.0 28.9 4.7
FiberMax 975 717 f 41.3 85.3 1.17 9.3 30.5 4.5
 
Average 844            
CV 13.4            
R2 .68            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.


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