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

Research Report Number 658
February 1999


COTTON
 
Two-Year Average Performance of Early Maturing
Cotton Varieties at Five Locations1, 1997-1998

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

  lbs/acre   index inches pct g/tex units
 
SureGrow 501 1015 a 42.2 84.1 1.12 10.4 31.5 4.7
Stoneville 474 1013 a 42.6 83.7 1.11 10.0 28.2 4.9
Stoneville 47 1004 a 41.8 84.0 1.12 9.9 28.9 4.8
PM 1220 BG/RR 1003 a 41.5 84.4 1.10 10.2 29.0 5.0
SureGrow 125   994 ab 40.9 84.5 1.14 10.6 28.4 4.7
DP 32 B   988 ab 39.9 83.4 1.12 10.4 29.0 4.7
DP 5111   986 ab 39.2 84.0 1.10 10.0 30.6 4.9
PM 1266   969 ab 40.3 83.8 1.16 9.7 27.9 4.4
DP 20 B   967 ab 39.6 84.3 1.13 10.9 27.9 4.3
Stoneville 373   960 ab 42.2 84.9 1.14 9.9 29.9 4.6
 
PM 1220 RR   907 ab 41.3 84.6 1.10 10.7 29.5 5.1
Stoneville 4740   875 b 41.9 84.1 1.11 9.8 28.6 4.8
 
Average   969            
CV  12.9            
R2    .88            

1. Tifton, Plains, Midville, Calhoun, and Athens, Georgia.
2. Yields followed by the same letter are not significantly different at the 10% level of probability.


Two-Year Average Performance of Mid-Full Season
Cotton Varieties at Five Locations1, 1997-1998

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

  lbs/acre   index inches pct g/tex units
 
FiberMax 989 1034 a 40.9 84.2 1.15 9.8 31.6 4.3
DP 35B 1031 a 38.7 83.7 1.14 9.9 32.0 4.5
IF 1000 1014 a 41.0 84.3 1.17 10.0 32.9 4.6
HS 12 1004 a 38.9 84.0 1.16 10.0 32.2 4.6
DP 90B 1003 a 39.0 83.5 1.13 9.9 32.1 4.4
SureGrow 248   993 a 40.1 85.3 1.18 10.0 33.6 4.8
PM 1560 BG   988 a 41.4 84.8 1.13 10.3 29.5 4.9
SureGrow 821   981 a 39.9 84.5 1.13 11.2 30.0 4.7
DP 33B   980 a 39.1 83.7 1.13 10.5 30.3 4.5
HS 44   975 a 39.0 83.6 1.15 10.0 32.0 4.9
 
SureGrow 180   973 a 39.1 84.7 1.16 10.0 30.3 4.6
AgriPro 6101   959 a 38.0 85.0 1.19 10.4 32.7 4.7
AgriPro 4103   956 a 39.0 84.3 1.15 10.0 31.6 4.9
PSC/GA King   945 a 41.0 84.8 1.16 10.0 32.0 4.6
HS 46   943 a 40.1 83.9 1.15 10.1 32.1 4.4
DP 5690 RR   937 a 39.0 83.6 1.12 9.9 29.3 4.5
DP 5415 RR   913 a 39.8 84.0 1.14 10.9 30.1 4.8
FiberMax 975   899 a 40.7 84.8 1.18 9.3 31.4 4.4
 
Average   973            
CV  10.4            
R2   .90            

1. Tifton, Plains, Midville, Calhoun, and Athens, Georgia.
2. Yields followed by the same letter are not significantly different at the 10% level of probability.


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