نتایج جستجو برای: cotton fiber

تعداد نتایج: 149592  

2015
Junping Chen John J. Burke David D Fang

Cotton is one of the most important cash crops in US agricultural industry. Environmental stresses, such as drought, high temperature and combination of both, not only reduce the overall growth of cotton plants, but also greatly decrease cotton lint yield and fiber quality. The impact of environmental stresses on fiber development is poorly understood due to technical difficulties associated wi...

Journal: :journal of agricultural science and technology 2012
m. alikhasi m. kouchakzadeh e. baniani

shortage of irrigation water is a crucial problem especially in arid and semiarid regions; therefore, application of wastewater in agriculture in such regions seems to be an indispensable solution. a field experiment was conducted in non-agricultural soil to investigate the effect of treated municipal wastewater (tmw) on the yield and fiber quality of cotton (gossypium hirsutum l.) crop. the tr...

Journal: :به نژادی گیاهان زراعی و باغی 0
موسی الرضا وفایی تبار استادیار، بخش تحقیقات پنبه و گیاهان لیفی، مرکز تحقیقات کشاورزی و منابع طبیعی استان تهران، ورامین - ایران

in order to correlation diversity assessment among the quantitative and fiber quality traits, five cultivars of tetraploid cotton (g. hirsutum) cultivars were evaluated at varamin region in 2009. in this study the populations of the cultivar lines were planted near together and 100 lines randomly were selected at the end of the season followed by measuring seed cotton yield and quantitative and...

Ali Kakvan

In this research, fire and radiant heat protection and thermal comfort properties of cotton/nylon-Kermel blended woven fabrics, were utilized to predict the thermal comfort and protection limit of this fabric structure based on Woo and Barker developed model. The results showed that the porosity, the air permeability and the thermal resistance increased with Kermel fiber blend ratio. Conversely...

Journal: :Plant physiology 2012
Fenglin Deng Lili Tu Jiafu Tan Yang Li Yichun Nie Xianlong Zhang

Cotton (Gossypium spp.) fiber cells are seed trichomes derived from the epidermal layer of the cotton seed coat. The molecular components responsible for regulating fiber cell differentiation have not been fully elucidated. A cotton PROTODERMAL FACTOR1 gene (GbPDF1) was found to be expressed preferentially during fiber initiation and early elongation, with highest accumulation in fiber cells 5 ...

2013
Utku Avci Sivakumar Pattathil Bir Singh Virginia L. Brown Michael G. Hahn Candace H. Haigler

Cotton fiber is an important natural textile fiber due to its exceptional length and thickness. These properties arise largely through primary and secondary cell wall synthesis. The cotton fiber of commerce is a cellulosic secondary wall surrounded by a thin cuticulated primary wall, but there were only sparse details available about the polysaccharides in the fiber cell wall of any cotton spec...

2012
Candace H. Haigler Lissete Betancur Michael R. Stiff John R. Tuttle

Cotton fibers are single-celled extensions of the seed epidermis. They can be isolated in pure form as they undergo staged differentiation including primary cell wall synthesis during elongation and nearly pure cellulose synthesis during secondary wall thickening. This combination of features supports clear interpretation of data about cell walls and cellulose synthesis in the context of high t...

2012
Qing Liu Danny J. Llewellyn Surinder P. Singh Allan G. Green

Unlike other major crops in which seeds provide most of the economic value, cotton seed is largely a by-product of more valuable fiber production and represents only approximately 15% of the farm gate value of the cotton crop. A cotton plant normally produces about 1.6 kg of seed for every kg of lint. Following ginning to remove the lint fiber, fuzzy cotton seed is either used directly as anima...

2014
Mi-Jeong Yoo Jonathan F. Wendel

The single-celled cotton (Gossypium hirsutum) fiber provides an excellent model to investigate how human selection affects phenotypic evolution. To gain insight into the evolutionary genomics of cotton domestication, we conducted comparative transcriptome profiling of developing cotton fibers using RNA-Seq. Analysis of single-celled fiber transcriptomes from four wild and five domesticated acce...

Journal: :Genomics 2008
Zhanyou Xu Russell J Kohel Guoli Song Jaemin Cho Magdy Alabady Jing Yu Pamela Koo Jun Chu Shuxun Yu Thea A Wilkins Yuxian Zhu John Z Yu

Cotton fiber is an economically important seed trichome and the world's leading natural fiber used in the manufacture of textiles. As a step toward elucidating the genomic organization and distribution of gene networks responsible for cotton fiber development, we investigated the distribution of fiber genes in the cotton genome. Results revealed the presence of gene-rich islands for fiber genes...

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