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

Research Report Number 658
February 1999


COTTON
 
Athens, 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
 
PSC 355 615 a 40.5 83.3 1.07 10.0 27.9 4.9
SGX 890 579 ab 42.1 83.1 1.09 10.0 26.5 4.8
NC 72 560 a-c 41.7 82.6 1.11 9.4 30.8 4.7
SureGrow 747 560 a-c 41.8 82.6 1.08 10.0 25.6 5.1
SureGrow 125 559 a-c 41.0 81.8 1.01 10.0 25.8 5.1
Stoneville 373 558 a-d 42.1 82.4 1.06 9.3 25.1 4.9
PM 1220 BG/RR 544 a-e 41.6 83.0 1.01 10.0 27.2 5.2
PM 1220 RR 541 a-f 41.4 82.1 1.04 10.0 29.3 5.1
SureGrow 105 539 a-f 40.5 83.2 1.06 9.8 27.0 5.1
SureGrow 501 534 b-g 41.9 82.1 1.02 10.0 29.4 4.8
 
PM 1218 BG/RR 529 b-h 42.7 83.1 1.04 9.9 28.1 5.1
PMX 9036-0078 527 b-i 43.1 82.0 1.03 9.5 26.1 5.1
PM 1440 524 b-i 40.3 82.1 1.02 9.6 27.6 5.0
PM 1266 519 b-j 39.9 82.0 1.09 9.0 25.5 4.5
APX 9220 517 b-j 40.1 82.0 1.04 9.9 26.9 4.8
Stoneville 474 515 b-k 42.4 81.4 1.05 9.8 27.3 5.1
PM 1560 BG 514 b-k 41.6 83.1 1.05 9.9 27.9 4.9
FiberMax 963 508 b-k 41.2 82.2 1.03 9.4 28.3 4.3
PM 1210 506 b-l 43.3 80.4 .99 9.4 26.3 4.7
AgriPro 6102 504 b-l 36.8 84.2 1.08 10.0 31.2 4.8
 
Terra 366 499 c-l 37.7 81.7 1.02 9.3 25.4 4.9
PM 1330 BG 498 c-l 39.1 80.8 1.02 9.8 27.1 4.6
APX 7114 495 c-l 42.6 80.6 1.01 9.7 24.9 4.7
DP 428 B 491 c-l 38.8 83.2 1.08 9.5 26.3 4.7
PSC 556 488 c-l 41.4 81.6 1.04 9.4 26.0 4.8
Stoneville 47 480 e-l 41.2 81.4 1.04 9.7 27.1 5.0
DP 425 RR 472 e-m 37.3 82.5 1.04 9.8 26.1 4.8
AgriPro 7115 469 e-m 40.4 81.7 1.04 9.9 27.8 4.6
DP 5111 463 f-m 38.7 81.8 1.03 9.3 28.8 5.0
DP 20 B 457 g-m 40.7 82.7 1.04 10.0 26.0 4.4
 
Stoneville 4740 455 g-m 41.4 82.3 1.06 9.2 26.8 5.1
HS 44 455 g-m 38.6 81.7 1.04 9.3 27.9 5.0
PM 1215 BG 454 h-m 39.4 82.7 1.04 9.7 26.3 4.6
DynaGro 209 454 h-m 38.8 81.3 1.00 8.7 25.7 4.7
TX 224 448 i-m 39.6 81.1 1.03 9.7 27.1 4.4
Terra 292 442 j-m 36.2 83.3 1.04 10.0 27.3 4.7
TX 300 437 k-m 39.8 81.8 1.02 9.3 27.0 4.6
DP 32B 427 lm 40.0 82.6 1.04 10.0 27.5 5.0
TX 121 399 mn 38.7 82.1 1.07 9.8 29.4 4.5
TX 141 339 n 39.1 81.2 1.08 8.8 25.8 4.5
 
Average 497            
CV 12.2            
R2 .67            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: May 15, 1998.
Harvested: October 14, 1998.
Fertilization: 70 lb N, 35 lb P2O5, and 75 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 4.96 2.57 1.12 3.36 3.76    
 
Test conducted by Shelby Baker, Larry Thompson, Jack Rogers, and Richard Smith.


Athens, 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
 
FiberMax 989 530 a 40.5 82.3 1.05 9.4 28.9 4.8
FiberMax 832 578 a 39.2 83.5 1.12 9.7 30.7 4.7
Stoneville 6M0021 551 ab 40.8 81.3 .99 10.0 29.4 5.0
TAM 8104 541 a-c 39.7 79.4 .96 9.3 23.8 4.8
DP 90B 526 a-c 39.8 80.7 1.00 9.0 27.9 4.5
IF 1000 516 a-c 40.6 82.3 1.09 10.0 31.7 4.7
PSC 569 515 a-e 40.7 81.0 1.00 10.0 27.4 5.5
AgriPro 6101 491 a-e 37.5 82.3 1.11 10.0 30.1 4.9
PSC 952 488 a-e 41.1 820 1.04 10.0 27.3 4.7
HS 44 480 a-e 38.5 78.5 1.02 9.2 25.9 5.1
 
PM 1440 479 a-e 41.0 81.2 1.01 9.4 27.0 4.8
PMX 9307-0802 478 a-e 42.6 81.5 1.03 10.0 26.9 4.1
DP 5415 RR 476 a-e 39.3 81.7 1.03 10.0 27.0 5.0
SureGrow 180 476 a-e 39.7 82.7 1.09 10.0 28.6 4.4
AgriPro 4103 475 a-e 38.8 81.4 1.03 9.5 27.3 4.9
PSC 636 474 a-e 39.2 83.3 1.06 10.0 29.1 4.1
SureGrow 248 464 a-e 38.9 81.6 1.08 9.3 27.1 4.8
DP 5690 RR 461 a-e 39.0 81.4 1.04 9.9 27.5 4.6
PM 1580 RR 461 a-e 40.0 80.7 1.08 10.0 26.5 4.8
APX 7126 460 a-e 39.8 82.1 1.09 9.9 27.6 4.8
 
PM 1244 RR 457 a-e 43.1 81.7 1.03 10.0 28.4 5.1
HS 46 456 a-e 39.7 82.0 1.05 10.0 30.1 4.5
DP 458 BRR 454 a-e 37.8 80.7 1.00 9.9 25.9 4.7
GA 94-894 450 b-e 38.7 81.6 1.05 9.8 29.2 4.7
PMX 9307-1281 447 b-e 39.1 81.1 .95 10.0 28.9 4.8
DP 655 BRR 445 b-e 38.4 80.9 1.01 9.2 28.6 4.4
GA 95-155 445 b-e 37.5 81.3 1.025 9.8 29.0 4.7
FiberMax 975 435 b-e 39.4 82.6 1.05 9.3 28.5 4.5
SureGrow 821 433 b-e 39.6 81.6 1.05 10.0 27.2 4.9
PSC/GA King 432 b-e 39.7 80.2 1.04 9.5 27.8 5.0
 
DP 33B 427 b-e 38.8 81.2 1.05 10.0 26.5 4.7
APX 9257 426 b-e 40.1 82.3 1.01 9.7 27.3 4.5
GA 93-8 415 c-e 40.8 80.8 1.05 9.8 29.1 4.6
GA 93 B 412 de 39.7 80.8 1.05 9.0 27.9 4.4
GA 93-299 412 de 40.8 80.5 .98 9.8 28.5 4.7
GA 94-325 409 de 38.5 81.4 1.04 9.5 29.0 4.5
HS 12 404 de 38.0 80.5 1.02 9.4 28.3 4.5
DP 35B 402 de 38.0 81.1 1.01 9.1 28.5 4.3
PM 1560 BG 392 e 40.4 81.4 1.04 9.9 27.5 4.6
 
Average 464            
CV 15.7            
R2 .41            

1. Yields followed by the same letter are not significantly different at the 10% level of probability.
Planted: May 15, 1998.
Harvested: October 14, 1998.
Fertilization: 70 lb N, 35 lb P2O5, and 75 lb K2O/acre.
  May June July Aug. Sept.    
Rainfall (in): 4.96 2.57 1.12 3.36 3.76    
 
Test conducted by Shelby Baker, Larry Thompson, Jack Rogers, and Richard Smith.


Athens, 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 882 a 41.5 83.4 1.05 10.3 29.9 5.0
Stoneville 373 751 ab 42.5 84.0 1.12 10.3 29.0 4.7
PM 1266 727 ab 40.5 83.1 1.13 9.8 28.5 4.5
Stoneville 47 708 ab 41.6 83.3 1.09 10.0 30.4 5.0
SureGrow 501 684 ab 42.1 83.6 1.09 10.6 32.3 4.7
Stoneville 4740 676 ab 41.8 83.8 1.10 9.9 30.9 4.9
Stoneville 474 670 ab 42.3 83.1 1.09 10.3 29.1 5.0
SureGrow 125 655 ab 41.1 83.5 1.09 11.1 29.1 4.9
DP 20 B 647 b 40.1 83.9 1.10 11.6 28.9 4.4
DP 32 B 645 b 40.1 83.5 1.10 10.7 30.8 5.0
 
PM 1220 RR 632 b 41.0 84.2 1.08 10.7 29.9 5.0
DP 5111 616 b 39.3 83.8 1.08 10.7 32.6 5.0
 
Average 681            
CV 16.1            
R2 .82            

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


Athens, 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 989 706 a 41.3 84.2 1.12 10.0 32.3 4.5
DP 90B 666 a 39.7 82.6 1.07 10.5 32.3 4.6
AgriPro 4103 649 a 38.9 83.1 1.11 10.0 31.6 5.0
SureGrow 821 634 a 40.7 83.6 1.10 11.3 31.2 4.9
HS 44 633 a 39.7 83.2 1.10 10.1 31.8 4.7
DP 5690 RR 630 a 38.6 81.8 1.10 9.7 31.8 5.0
DP 33B 630 a 39.4 83.1 1.10 11.1 31.2 4.5
PM 1560 BG 619 a 41.6 84.6 1.10 10.5 30.4 4.8
DP 35B 611 a 39.2 82.3 1.08 9.8 32.8 4.5
AgriPro 6101 593 a 39.0 84.7 1.18 10.0 31.3 4.8
 
SureGrow 180 589 a 39.5 83.9 1.13 10.3 31.5 4.6
HS 46 589 a 40.4 83.4 1.12 10.4 34.6 4.5
IF 1000 585 a 41.1 83.8 1.14 10.1 35.2 4.7
DP 5415 RR 575 a 39.5 83.4 1.10 11.0 30.9 4.9
FiberMax 975 558 a 39.9 84.3 1.14 9.4 33.2 4.5
PSC/GA King 556 a 41.3 83.1 1.11 9.9 32.6 4.8
HS 12 550 a 39.2 83.6 1.11 10.1 32.7 4.6
SureGrow 248 549 a 40.0 86.0 1.19 10.1 34.2 4.9
 
Average 606            
CV 14.0            
R2 .87            

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


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