Published online 11 April 2006
Published in Agron J 98:596-602 (2006)
DOI: 10.2134/agronj2005.0219
© 2006 American Society of Agronomy
677 S. Segoe Rd., Madison, WI 53711 USA
Cotton Yield and Fiber Quality from Irrigated Tillage Systems in the Tennessee Valley
Kipling S. Balkcoma,*,
D. Wayne Reevesb,
Joey N. Shawc,
Charles H. Burmesterd and
Larry M. Curtise
a USDA-ARS, Natl. Soil Dynamics Lab., 411 S. Donahue Dr., Auburn, AL 36832
b USDA-ARS, J. Phil Campbell Sr.Nat. Resour. Conserv. Cent., 1420 Experiment Stn. Rd., Watkinsville, GA 30677
c 202 Funchess Hall, Dep. of Agron. and Soils, Auburn Univ., Auburn, AL 36844
d Tennessee Valley Res. and Exp. Stn., P.O. Box 159, Belle Mina, AL 35615
e (retired), Dep. of Agric. Eng., Auburn, AL 36844

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Fig. 1. Regression equations relating (A) ginning percentage and (B) lint yield means measured during the 2002 and 2003 growing seasons to irrigation levels at the Tennessee Valley Research and Extension Center at Belle Mina, AL. * and *** indicate significance at P 0.05 and 0.001, respectively.
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Fig. 2. Regression equations relating length (A) and micronaire (B) means measured during the 2002 and 2003 growing seasons to irrigation levels at the Tennessee Valley Research and Extension Center at Belle Mina, AL. * and *** indicate significance at P 0.05 and 0.001, respectively. Dashed lines indicate minimum values or ranges of values for discounts.
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Fig. 3. Regression equation relating fiber length uniformity means measured during the 2003 growing season to irrigation levels at the Tennessee Valley Research and Extension Center at Belle Mina, AL. *** indicates significance at P 0.001. Dashed line indicates minimum value for discounts.
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Copyright © 2006 by the American Society of Agronomy.