2001 Upland Cotton Variety Trial Results
Lint yield and fiber quality

Thatcher, AZ

Cooperator: Dennis Layton

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 50.40 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	FM989BR	3.9 b	1.12 a	36.0 ab	29.1 ab	80.0	350
Deltapine	DP5690R	4.0 b	1.10 ab	35.0 bc	29.4 ab	80.3	345
Deltapine	DP655BR	3.9 b	1.12 a	36.0 ab	30.4 a	79.3	378
Deltapine	PM1560BR	3.7 b	1.13 a	36.3 a	28.9 ab	81.0	-53
Stoneville	ST4892BR	3.8 b	1.08 bc	34.7 cd	26.6 cd	81.0	-370
Stoneville	ST4793R	4.5 a	1.06 c	33.7 d	25.4 d	80.0	-198
Deltapine	SG501BR	4.0 b	1.08 bc	34.7 cd	27.8 bc	81.0	273
LSD0.052		0.4	0.03	1.0	1.7	NS	--
OSL3		0.0363	0.0008	0.0011	0.0006	0.0778	--
CV (%)4		5.95	1.37	1.64	3.46	0.75	--

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 50.40 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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