Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 6 of 6 for “"staple length"”.
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A study on wool characters
… factors that influence clean yield were staple length and grease fleece weight. When staple length or grease fleece weight increased the clean yield also increased due to: (1) the material increase from the increased staple-length and the increased grease fleece weight; (2) the decrease …
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Estimates of genetic and phenotypic parameters in Columbia and Columbia X Southdale sheep
… weight, yearling fleece character, and yearling staple length. The traits most influenced by the environmental effects were weaning weight, weaning type, weaning condition, yearling body weight, and yearling fleece weight. The year of birth was the most consistent cause of environmental …
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Analysis of the effects of sire and age on wool quality traits in Romney ewes
… objective wool measurement system. Wool staples were side sampled from each of 437 ewes as hoggets and again as two tooths. Sampling date significantly affected mean fibre diameter (MFD), mean curvature, coarse edge (% fleece 10µ > x̄) and the proportion of ewes with wool medullation …
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Developing Breeding Objectives for Targhee Sheep
… (YW), fleece weight (FW), fiber diameter (FD), staple length (SL), and prolificacy (PLC; lambs born/100 ewes lambing). A commercial flock was simulated, accounting for nonlinear relationships between performance and profit. Ewes were assumed mated to sires of specified BV and profit was derived …
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Phenotypic and genetic evaluation of fitness characteristics in sheep under a range environment
… body weight, fleece weight, spinning count and staple length were 0.19, 0.09, 0.08, 0.35, 0.38, 0.25, and 0.31 respectively. Heritability estimates for adult traits averaged 0.43 for body weight (AW), 0.13 for body condition (AC), and 0.12 for number of lambs born per ewe lambing (NLB). …
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An analysis of an alternative marketing system for cotton involving delayed ginning through various storage techniques
… of fixed to variable costs is extremely high. Lengthening the ginning season through storage prior to ginning would provide an opportunity to lower ginning costs. The paramount question, then, becomes one involving the effects of storage on the quality of the lint and/or seed. Varying opinions …