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LOGO: Journal of Cotton Science

 

Correlation of Cotton Fiber Properties with Yarn Tenacity at Varying Levels of Fiber Length and Strength

Authors: C. Wayne Smith, Kari Hugie, Mitchell Schumann, and Steve Hague
Pages: 48-55
Breeding and Genetics
DOI: (https://doi.org/10.56454/IFKL3839)

A data set containing High Volume Instrument (HVI) and Advanced Fiber Information System (AFIS) fiber properties and minispun 30 Ne ring-spun yarn properties was developed from a breeding program’s archived data obtained between 2013 and 2018. All raw fibers were from hand-harvested samples across 282 genotypes and involved three years and two locations. All samples were ginned on a 10-saw laboratory gin and fiber and yarn parameters obtained. The 355 observations comprised five groups: total, high fiber bundle strength (FBS), low FBS, long upper-half mean length (UHML), and short UHML. Pearson’s correlation analysis was performed to determine if the associations of HVI and AFIS fiber traits with yarn tenacity and yarn appearance change substantially when strength and length ranges were limited to the extremes. Correlation analysis indicated that all HVI traits for fiber length and strength and AFIS fiber fineness characteristics were highly correlated with yarn tenacity. Correlation values for these traits were robust regardless of subpopulation. Correlations for short fiber content (SFC) by weight and number with yarn tenacity were not as consistent across populations. Correlation of fiber traits with yarn appearance average imperfection index indicated that breeders should be cognizant of uniformity index and SFC during the selection process.