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

Research Report Number 658
February 1999


COTTON
 
Tifton, Georgia:
Early Maturing Cotton Variety Performance, 1998, Irrigated

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

  lbs/acre   index inches pct g/tex units
 
Sure Grow 105 1438 a 40.2 86.0 1.18 10.7 29.1 4.9
Sure Grow 747 1334 ab 40.0 84.9 1.19 11.0 29.4 4.8
Sure Grow 501 1324 a-c 40.4 83.0 1.19 10.5 32.4 4.6
NC 72 1287 b-d 39.4 85.6 1.21 9.3 31.8 4.4
DP 428B 1270 b-e 37.0 84.2 1.19 10.8 29.2 4.8
SGX 890 1268 b-e 40.8 82.9 1.21 10.4 28.8 4.7
PM 1215 BG 1260 b-f 39.7 84.6 1.17 10.8 29.3 4.5
PM 1330 BG 1237 b-f 39.4 84.8 1.20 10.0 30.6 4.5
Sure Grow 125 1223 b-f 38.8 86.1 1.21 11.0 30.8 4.7
PM 1560 BG 1223 b-f 39.8 85.2 1.18 10.1 31.1 4.8
 
AgriPro 7115 1220 b-f 39.6 84.0 1.18 10.4 30.5 4.6
DP 32B 1219 b-f 38.2 83.6 1.18 10.8 29.5 4.8
Stoneville 474 1219 b-f 40.4 84.1 1.14 10.5 28.7 5.0
DP 425RR 1211 b-g 37.4 83.8 1.16 10.1 29.1 5.2
FiberMax 963 1206 c-g 39.2 85.8 1.19 10.0 29.6 4.6
Stoneville 373 1203 c-h 39.9 85.3 1.19 10.3 30.0 4.5
APX 9220 1201 c-h 38.7 83.2 1.12 10.7 28.9 4.5
PSC 355 1198 c-h 38.0 84.9 1.18 11.1 31.3 4.9
DP 5111 1197 d-h 39.7 84.9 1.14 10.2 30.4 5.1
Stoneville 47 1190 d-h 39.3 84.5 1.18 9.7 30.1 4.9
 
DP 20B 1183 d-h 38.0 84.5 1.17 11.5 29.1 4.3
HS 44 1180 d-i 37.4 85.3 1.23 9.0 31.6 4.1
PM 1220 BG/RR 1159 e-i 38.8 85.0 1.15 10.4 29.4 5.0
PM 1266 1156 e-k 37.4 83.7 1.21 9.8 28.8 4.3
PM 1220 RR 1132 f-l 39.6 84.9 1.15 11.0 30.1 4.8
Stoneville 4740 1126 f-l 40.1 84.5 1.14 9.9 29.2 5.1
TX 224 1125 f-l 38.9 84.0 1.19 10.7 30.6 4.3
AP 6102 1120 f-l 36.7 85.8 1.23 10.1 32.1 4.5
PM 1210 1089 g-l 41.2 83.1 1.11 10.6 26.2 4.8
Terra 366 1086 g-l 35.6 83.8 1.18 10.1 28.8 4.7
               
APX 7114 1077 h-l 39.6 83.4 1.15 11.2 28.3 4.9
TX 121 1055 i-l 37.3 83.1 1.21 10.0 33.5 4.2
Terra 292 1035 j-l 34.1 85.4 1.20 10.7 30.0 4.6
DynaGro 209 1033 kl 35.9 84.4 1.16 10.4 29.7 4.6
PSC 556 1018 m 39.3 84.7 1.22 9.9 31.1 4.5
TX 300   885 m 37.1 85.3 1.16 9.6 30.4 4.4
TX 141   871 m 36.2 83.3 1.16 10.3 28.3 4.2
 
Average 1169            
CV   8.0            
R2   .67    

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: April 28, 1998.
Harvested: September 14, 1998.
Fertilization: 83 lb N, 54 lb P2O5, and 108 lb K2O/acre.
  May June July Aug. Sept.  
Rainfall (in): 4.37 0.99 6.31 4.37 11.16  
Irrigation (in):   0.70 0.70  
 
Test conducted by Shelby Baker and Larry Thompson.


Tifton, Georgia:
Mid-Full Season Cotton Variety Performance, 1998, Irrigated

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

  lbs/acre   index inches pct g/tex units
 
SureGrow 248 1244 a 39.7 84.9 1.23 9.7 32.3 4.9
APX 7126 1239 ab 39.3 84.2 1.20 9.9 30.9 4.4
SureGrow 180 1234 a-c 37.9 85.3 1.19 9.9 30.0 4.7
HS 44 1191 a-d 37.7 83.6 1.19 9.9 31.8 5.1
GA 94-894 1187 a-e 37.4 85.2 1.23 9.8 33.4 4.4
HS 12 1185 a-f 37.2 84.2 1.21 9.6 32.7 4.0
APX 9257 1182 a-g 40.0 85.7 1.17 10.3 30.3 4.5
AgriPro 6101 1182 a-g 37.1 86.0 1.22 10.1 31.7 4.7
DP 33B 1174 a-h 37.3 84.8 1.19 10.1 30.3 4.5
DP 90B 1174 a-h 37.5 84.4 1.22 9.3 33.7 4.2
 
Stoneville 6M0021 1171 a-h 40.0 85.6 1.17 10.1 32.1 4.7
DP 458BRR 1171 a-h 38.5 84.8 1.18 10.7 31.2 4.8
HS 46 1154 a-i 39.7 83.8 1.19 10.0 32.0 4.5
PSC/GAKing 1151 a-j 38.4 85.8 1.21 9.8 31.8 4.4
FiberMax 975 1146 a-j 40.7 85.2 1.24 9.2 31.3 4.6
SureGrow 821 1141 a-j 38.8 84.5 1.21 11.4 29.7 4.6
GA 94-325 1137 a-j 38.6 85.2 1.22 9.6 30.3 4.4
AgriPro 4103 1125 b-k 37.6 84.6 1.20 9.4 32.5 4.9
PSC 636 1124 c-k 37.0 84.9 1.22 9.8 30.3 4.5
DP 5415 RR 1123 c-k 38.9 83.7 1.16 10.9 30.3 4.8
 
PSC 952 1122 c-k 40.0 84.9 1.15 10.0 29.4 4.8
DP 35B 1121 c-k 36.2 83.9 1.19 9.8 33.0 4.5
DP 655BRR 1114 d-l 37.1 84.2 1.20 9.6 32.0 4.1
FM 989 1109 d-l 38.8 84.7 1.20 9.3 32.3 4.4
PSC 569 1098 d-l 39.9 84.2 1.14 10.6 31.2 4.9
FiberMax 832 1083 d-l 36.6 87.8 1.26 9.7 32.8 4.3
DP 5690RR 1074 e-l 36.9 83.9 1.18 10.1 31.5 4.5
GA 93B 1072 f-l 37.5 85.4 1.23 9.7 32.9 4.4
IF 1000 1071 f-l 39.0 84.5 1.21 9.6 33.7 4.4
PM 1244 RR 1066 h-l 40.4 84.8 1.10 11.4 28.4 4.8
 
TAM 8104 1051 i-l 40.7 83.8 1.14 10.2 29.1 4.4
GA 93-299 1037 j-l 38.6 85.9 1.22 9.6 31.6 4.5
PM 1560 BG 1022 kl 38.7 85.1 1.17 10.0 30.1 4.9
GA 93-8 1022 kl 37.6 84.8 1.25 9.7 31.5 4.4
GA 95-155 1019 kl 35.8 84.3 1.18 9.8 32.7 4.4
PM 1580RR 1001 l 38.4 84.4 1.16 10.2 29.9 4.5
 
Average 1125            
CV   7.2            
R2   .59            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: April 29, 1998.
Harvested: September 24, 1998.
Fertilization: 88 lb N, 54 lb P2O5, and 108 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 4.37 0.99 6.31 4.37 11.16    
Irrigation (in):   0.70 0.70        
               
Test conducted by Shelby Baker and Larry Thompson.


Tifton, Georgia:
Dryland Cotton Variety Performance, 1998

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

  lbs/acre   index inches pct g/tex units
 
FiberMax 989 951 a 39.0 83.9 1.14 10.1 33.3 4.6
HS 44 946 ab 37.4 82.8 1.13 10.9 31.1 5.2
DP 458 BRR 930 a-c 38.4 82.7 1.11 12.5 30.6 5.1
DP 33 B 920 a-d 37.0 83.5 1.15 10.4 30.1 4.9
FiberMax 832 919 a-d 37.8 84.9 1.20 9.5 33.3 4.4
DP 5415 RR 904 a-e 37.9 84.1 1.14 11.5 31.2 5.2
DP 32 B 883 a-e 37.3 83.5 1.13 11.0 29.3 4.9
AgriPro 6101 871 b-f 37.1 86.4 1.19 10.3 36.6 4.7
SureGrow 821 868 b-f 38.7 83.3 1.11 13.3 31.0 5.2
DP 90 B 865 c-f 36.8 81.5 1.09 11.0 31.3 4.6
 
HS 46 854 c-g 37.8 83.1 1.13 10.9 31.9 4.4
SureGrow 501 842 d-h 40.1 83.3 1.12 10.8 32.7 5.2
DP 90 839 e-h 37.3 83.4 1.11 9.8 31.5 4.6
SureGrow 125 795 f-i 38.7 83.5 1.12 12.9 28.9 5.1
Stoneville 4740 791 f-i 39.9 83.7 1.12 11.5 30.7 4.6
Stoneville 47 778 g-i 40.1 84.8 1.13 12.8 29.5 4.7
PM 1560 BG 773 h-i 39.2 83.2 1.09 13.0 29.1 5.0
Stoneville 474 772 h-i 39.2 83.1 1.10 11.0 30.4 5.0
PSC/GA King 749 i 38.2 84.0 1.14 11.1 32.9 4.8
PM 1220 BG/RR 573 j 40.2 84.1 1.11 11.0 28.1 5.1
 
PM 1244 RR 549 j 40.4 84.5 1.08 12.2 30.7 4.7
Stoneville 373 531 j 39.9 84.4 1.17 10.9 27.0 4.4
Average 813            
CV  7.6            
R2  .86            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: May 4, 1998.
Harvested: September 25, 1998.
Fertilization: 88 lb N, 54 lb P2O5, and 108 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 4.37 0.99 6.31 4.37 11.16    
 
Test conducted by Shelby Baker and Larry Thompson.


Tifton, Georgia:
Early Maturing Cotton Strains Performance, 1998, Irrigated

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

  lbs/acre   index inches pct g/tex units
 
IG 1017 1157 a 39.7 85.2 1.20 9.4 33.7 5.0
SS 9802 1070 ab 38.6 84.9 1.20 7.3 25.4 4.3
PMX 9307-0082 1052 b 39.8 82.6 1.12 11.4 31.1 4.3
APX 9329 1033 bc 40.0 83.2 1.11 11.2 32.0 5.3
PM 1242 RR 1020 bc 40.1 85.2 1.12 12.6 30.2 4.8
PM 1220 BG/RR 1016 bc 40.0 84.2 1.12 11.4 30.9 4.7
PMX 9506-081   998 b-d 39.4 84.2 1.17 6.9 24.5 4.7
PD 94068   978 b-e 37.2 84.8 1.19 7.2 25.9 4.5
APX 9337   977 b-e 36.2 86.2 1.21 6.9 27.2 4.4
Terra 257 RR   956 c-e 39.6 84.8 1.17 11.0 32.0 4.6
 
PMX 9306-0425   952 c-e 37.5 84.6 1.16 7.6 25.8 5.0
PD 94056   942 c-e 36.8 84.6 1.19 7.5 25.4 4.4
Stonevill 474   940 c-e 38.1 85.6 1.18 10.9 32.4 4.6
PSC 262   921 de 36.8 83.1 1.16 7.4 23.9 4.6
91-D-215   890 e 38.1 81.6 1.15 10.3 30.6 4.7
PMX 9307-0755   884 e 39.5 84.2 1.17 7.6 25.4 4.4
SS 9801   788 f 38.2 85.1 1.21 6.8 28.3 4.6
UAPX 2140   738 f 36.6 81.1 1.13 10.7 29.0 4.1
UAPX 2113   636 g 38.1 82.7 1.11 11.2 29.4 4.8
 
Average   945            
CV    7.6            
R2    .80            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: April 28, 1998.
Harvested: September 16, 1998.
Fertilization: 88 lb N, 54 lb P2O5, and 108 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 4.37 0.99 6.31 4.37 11.16    
Irrigation (in):   0.70 0.70        
 
Test conducted by Shelby Baker and Larry Thompson.


Tifton, Georgia:
Mid-Full Season Cotton Strains Performance, 1998, Irrigated

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

  lbs/acre   index inches pct g/tex units
 
IG 1019 1143 a 39.3 82.4 1.16 10.6 31.5 4.5
APX 9263 1126 a 38.7 86.0 1.20 10.0 32.5 5.0
HS 44 1120 ab 37.9 82.8 1.17 10.0 32.0 5.0
PMX 9306-0672 1096 a-c 40.0 82.4 1.13 11.2 30.9 5.3
IG 1023 1090 a-c 40.0 84.1 1.15 11.1 32.4 4.9
DPX 9725 1077 a-d 39.8 83.4 1.15 10.3 31.6 5.1
DPX 9775 1054 b-e 37.0 85.2 1.18 9.8 34.8 4.7
DP 5415 1050 c-e 38.6 84.0 1.16 10.5 31.9 4.9
APX 9240 1013 d-f 39.1 84.1 1.22 10.4 32.8 4.6
ST 6MOO45 1009 d-f 37.0 83.9 1.16 11.7 31.6 4.7
 
DPX 9229B 1004 e-g 37.8 84.5 1.16 11.2 30.5 4.8
PMX 9307-2609   998 e-g 37.3 85.3 1.18 11.2 31.8 5.2
PD 94063   961 f-h 37.2 85.1 1.21 10.5 31.6 4.6
PD 94069   956 f-h 36.6 85.2 1.19 9.4 34.8 4.7
PMX 9406-4384   950 f-i 39.4 82.6 1.13 9.9 32.2 4.9
DPX 9765   945 f-i 37.3 84.7 1.17 11.0 31.4 5.0
APX 9204   937 g-i 38.4 83.1 1.15 7.0 25.9 4.6
PD 94079   922 hi 36.5 85.7 1.21 9.7 34.1 4.4
PM 1560 BG   887 i 37.4 86.0 1.17 11.3 31.7 5.2
PMX 9306-0199   809 j 37.7 83.5 1.12 11.6 31.6 4.8
 
94 WD 17   750 j 35.0 84.2 1.12 12.7 29.5 5.1
 
Average   995            
CV    5.4            
R2    .87            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: April 28, 1998.
Harvested: September 16, 1998.
Fertilization: 88 lb N, 54 lb P2O5, and 108 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 4.37 0.99 6.31 4.37 11.16    
Irrigation (in):   0.70 0.70        
 
Test conducted by Shelby Baker and Larry Thompson.


Tifton, 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
 
PM 1220 BG/RR 1308 a 40.4 84.4 1.12 10.3 29.1 5.1
SureGrow 501 1306 a 40.8 84.2 1.16 10.6 32.1 4.9
DP 32 B 1289 a 38.6 83.9 1.14 10.5 29.2 4.9
SureGrow 125 1272 ab 39.8 85.4 1.17 11.1 29.4 4.8
Stoneville 474 1252 ab 41.2 84.4 1.12 10.1 28.4 5.1
DP 20 B 1244 a-c 38.5 84.7 1.15 11.5 28.4 4.4
Stoneville 47 1224 a-d 40.5 84.7 1.15 9.9 29.8 5.0
Stoneville 373 1189 a-d 41.1 84.0 1.16 10.1 29.6 4.7
DP 5111 1189 a-d 38.8 84.5 1.11 9.9 30.1 5.2
PM 1266 1156 b-d 37.4 83.7 1.21 9.8 28.8 4.3
 
Stoneville 4740 1118 cd 41.7 83.6 1.09 9.5 26.9 4.8
PM 1220 RR 1099 d 40.6 84.8 1.11 10.6 29.3 5.1
 
Average 1215            
CV   9.9            
R2   .47            

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


Tifton, 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
 
SureGrow 180 1322 a 39.0 85.2 1.18 10.0 30.9 4.8
DP 35B 1321 a 37.7 84.1 1.16 9.8 32.8 4.7
FiberMax 989 1307 a 40.0 84.5 1.17 9.6 31.9 4.6
DP 33B 1306 a 38.7 84.9 1.18 10.5 30.9 4.8
HS 12 1294 a 38.3 83.9 1.18 9.6 32.5 4.5
HS 44 1285 a 38.3 84.0 1.16 10.0 31.9 5.1
SureGrow 248 1285 a 39.5 84.9 1.20 9.9 32.9 5.0
SureGrow 821 1282 a 39.2 84.7 1.17 11.7 29.8 4.8
DP 90B 1264 a 38.3 84.4 1.17 9.6 32.2 4.7
PM 1560 BG 1259 a 40.1 85.0 1.14 10.4 30.0 5.1
 
IF 1000 1253 a 40.6 84.4 1.19 9.7 33.6 4.6
AgriPro 6101 1245 a 37.0 85.9 1.20 10.6 32.0 4.8
HS 46 1242 a 39.8 84.4 1.17 10.0 32.9 4.6
DP 5415 RR 1235 a 39.7 84.0 1.15 11.1 30.7 4.9
PSC/GA King 1227 a 39.2 85.2 1.19 9.9 32.8 4.6
AgriPro 4103 1216 a 38.0 85.3 1.17 10.0 31.8 5.0
DP 5690 RR 1203 a 38.0 83.6 1.14 9.9 31.7 4.8
FiberMax 975 1179 a 41.2 85.0 1.21 9.2 31.8 4.8
 
Average 1026            
CV   7.9            
R2   .62            

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


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