نتایج جستجو برای: cotton fibers

تعداد نتایج: 90817  

بهنام, مریم, داورپناه, سیدجواد, کریمیان, رامین,

Cotton (Gossypium hirsutum L.) is an important crop in the world and increasing its fiber quality is very cr-ucial for textile industries. Spider silk is the strongest and most elastic fiber ever known in the nature. Cotton is one of the main crops in the world and increasing its fiber quality is very important for textile industries. In this regard, a synt-hetic construct has been designe...

Journal: :Plant physiology 2001
H J Kim B A Triplett

There are only a few cells in the plant kingdom that are as exaggerated in their size or composition as cotton fibers. It is precisely their highly elongated structure and exceptional chemical make-up that establishes cotton fiber as an ideal model for studies of plant cell elongation and cell wall biogenesis. Cotton fibers are unicellular, therefore cell elongation can be evaluated independent...

2012
Renhai Peng Tao Zhang Fang Liu Jian Ling Chunying Wang Shaohui Li Xiangdi Zhang Yuhong Wang Kunbo Wang

Fluorescence in situ hybridization (FISH) has become one of the most important techniques applied in plant molecular cytogenetics. However, the application of this technique in cotton has lagged behind because of difficulties in chromosome preparation. The focus of this article was FISH performed not only on cotton pachytene chromosomes, but also on cotton extended DNA fibers. The cotton pollen...

2017
Himanshu Kumar Soni Rajesh Purohit Neeraj Dubey

Natural fibers have been used to reinforce materials for many years. More currently they have been employed in combination with plastics. Many types of natural fibers have been investigated for use in plastics including flax, hemp, jute, cotton and banana. Natural fibers have the advantage that they are renewable resources and have marketing appeal. These agricultural wastes can be used to prep...

2013
Hongjie Feng Xinhui Tian Yongchang Liu Yanjun Li Xinyu Zhang Brian Joseph Jones Yuqiang Sun Jie Sun

BACKGROUND As a result of changing consumer preferences, cotton (Gossypium Hirsutum L.) from varieties with naturally colored fibers is becoming increasingly sought after in the textile industry. The molecular mechanisms leading to colored fiber development are still largely unknown, although it is expected that the color is derived from flavanoids. EXPERIMENTAL DESIGN Firstly, four key genes...

2008
Hee Jin Kim Barbara A. Triplett Robert E. Lee David Stelly Wayne Smith

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Cotton fibers are unicellular seed trichomes and consist of almost pure cellulose. During the transition from elongation growth to secondary wall thickening, the rate of cellulose biosynthesis in fibers rises nearly 100-fold. Although the first two cellulose synthase catalytic subunits (CesAs) were isolated from developing cotton fibers, it is not...

A. Tabibi and A. Sadeghi, G. Afkhami, S. A. Hosseini,

Physical properties of cotton yarns are affected by the characteristics of cotton fibers such as fineness, length, maturity and strength. This relationship has been worked out by means of multivariable regression and stepwise method for an open-end spun (NeC 20) cotton yarn. Moreover, with the help of linear programming, it was made possible to determine the percentage of different cottons in t...

2014
Luis Cabrales Noureddine Abidi Felicia Manciu Stephen C. Bondy

Cellulose deposition in developing cotton fibers has been studied previously with analytical techniques, such as Fourier transform infrared spectroscopy (FTIR), High-performance liquid chromatography (HPLC) and Thermogravimetric analysis (TGA). Recent technological developments in instrumentation have made Raman microscopy emerge as an extraordinary analytical tool in biological and plant resea...

2016
Vimal Kumar Balasubramanian Krishan Mohan Rai Sandi Win Thu Mei Mei Hii Venugopal Mendu

The single-celled cotton fibers, produced from seed coat epidermal cells are the largest natural source of textile fibers. The economic value of cotton fiber lies in its length and quality. The multifunctional laccase enzymes play important roles in cell elongation, lignification and pigmentation in plants and could play crucial role in cotton fiber quality. Genome-wide analysis of cultivated a...

A. Haji

Nowadays, there is a great tendency for eco-dyeing and finishing of textiles with natural products. several natural dyes have been used for dyeing of protein fibers but a low number have the ability to dye cotton fiber because of low affinity of cellulose to the natural dyes. In this study madder and weld natural colorants were used to dye cotton fabric premordanted with three metallic salt...

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