University of Arizona a dot Cooperative Extension

Arizona Cotton Variety Trials

2002 Upland Cotton Variety Trial Results
Lint yield and fiber quality

Coolidge, AZ

Planting Date:
10 April Final Irrigation Date: 1 September Harvest Date: 9 October
Total Number of Irrigations: 11 Total N Applied: 280 lbs N/acre General Soil Texture: Clay loam


Cooperator: Lee Smith
Company Variety Lint Yield Percent Lint Value6
    (lbs/Acre)   ($/acre)
Fiber Max FM966 1649.5 a1 34.5 934
Deltapine DP449BR 1565.7 ab 35.2 880
Deltapine DP448B 1547.4 ab 32.9 854
Stoneville ST4892BR 1486.1 bc 35.4 823
FiberMax FM989BR 1483.9 bc 34.0 834
Stoneville BXN49B 1475.0 bc 34.2 815
Deltapine DP565 1397.0 cd 33.4 773
Deltapine DP555BR 1330.0 d 36.9 709
ACGA AG3601 932.2 e 30.7 524
LSD0.052   138.9 -- --
OSL3   0.0001 -- --
CV (%)4   6.6 -- --

1Means followed by the same letter are not significantly different according to a Fisher's LSD means separation test.
2LSD: Least Significant Difference.
3OSL: Observed Significance Level.
4CV: Coefficient of Variation.
5Average premium or discount applied to the lint based on CCC loan schedule.
6Value of lint per acre based on CCC loan schedule of discounts and premiums and assuming a base value of 52.00 cents per pound.

Fiber Quality
Company Variety Micronaire Fiber Length Staple Length Fiber Strength Uniformity Index Premium/
Discount5
      (100ths) (32nds) (g/tex)   (points)
Fiber Max FM966 4.2 ab 1.15 37.0 34.0 a 83.3 a 461
Deltapine DP449BR 3.7 cd 1.17 37.0 31.9 bc 82.0 ab 418
Deltapine DP448B 3.6 d 1.16 37.0 28.7 efg 80.8 bc 318
Stoneville ST4892BR 3.9 c 1.13 36.3 27.1 g 80.0 c 341
FiberMax FM989BR 4.2 b 1.16 37.0 30.8 bcd 82.0 ab 420
Stoneville BXN49B 4.4 a 1.13 36.3 27.9 fg 81.8 ab 326
Deltapine DP565 3.5 d 1.16 37.3 30.4 cde 82.0 ab 335
Deltapine DP555BR 3.3 e 1.14 36.5 29.6 def 81.0 bc 128
ACGA AG3601 3.8 c 1.17 37.3 32.6 ab 80.8 bc 421
LSD0.052   0.2 NS NS 2.0 1.6 --
OSL3   0.0001 0.0909 0.2500 0.0001 0.0176 --
CV (%)4   3.6 1.9 1.8 4.5 1.4 --

1Means followed by the same letter are not significantly different according to a Fisher's LSD means separation test.
2LSD: Least Significant Difference.
3OSL: Observed Significance Level.
4CV: Coefficient of Variation.
5Average premium or discount applied to the lint based on CCC loan schedule.
6Value of lint per acre based on CCC loan schedule of discounts and premiums and assuming a base value of 52.00 cents per pound.


Full Disclaimers

Issued in furtherance of Cooperative Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture, James A. Christenson, Director Cooperative Extension, College of Agriculture and Life Sciences, The University of Arizona.

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Questions about this information may be directed to:
Steve Husman, husman@ag.arizona.edu Area Agent
College of Agriculture, The University of Arizona.

State-wide: Central Eastern Western Yuma
Regional: Maricopa Marana Safford Yuma

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