نتایج جستجو برای: cotton genotypes

تعداد نتایج: 76714  

2006
Alan R. Gingle Hongyu Yang Peng W. Chee Junkang Rong Daryl T. Bowman Edward L. Lubbers Andrew H. Paterson

‘‘The Cotton Diversity Database’’ (http://cotton.agtec.uga.edu) is a Web resource for cotton (Gossypium spp.) phenotypic and genomic data. A primary goal for this resource is to provide both a useful management tool for breeders and other applied scientists and a research tool for genetic and genomic scientists. The resource contains four interface suites that include displays for each of the a...

Journal: :Genome research 2001
Y Saranga M Menz C X Jiang R J Wright D Yakir A H Paterson

The interaction of genotype with environment is of primary importance in many aspects of genomic research and is a special priority in the study of major crops grown in a wide range of environments. Water deficit, the major factor limiting plant growth and crop productivity worldwide, is expected to increase with the spread of arid lands. In genetically equivalent cotton populations grown under...

Salinity is one of the most important limitation factors in development of agricultural products. Cotton has a relative tolerance to salinity; however, salinity reduces its growth during germination and seedling stages. In this research, split-factorial design of time based on randomized complete block design with 3 replications was used. The real-time PCR results for, root, stem, and leaves of...

2005
Rebecca J. Nelson Rosamond L. Naylor Molly M. Jahn

REFERENCES ing early leads will not translate into commercially viable products ... but those that do may confer larger Bowman, D.T., O.L. May, and D.S. Calhoun. 1996. Genetic base of incremental gains than are available in the present cultiupland cotton cultivars released between 1970 and 1990. Crop Sci. 36:577–581. vated gene pool. Bowman, D.T., O.L. May, and D.S. Calhoun. 1997. Coefficients ...

Journal: :iranian journal of science and technology (sciences) 2006
m. sheidai

a cytogenetic study was performed on 11 tetraploid cotton cultivars (gossypium hirsutum l.)including the oltan cultivar and its crossing progenies. the chromosome pairing and chiasma frequency, aswell as meiotic abnormalities were compared among the genotypes studied. heterozygote translocations withalternate orientation were observed between some of the chromosomes of the a genome and those of...

Journal: :Agronomy 2023

Cotton is a precious commodity that offers raw material to the textile industry. This crop grown in tropical and sub-tropical regions of world. Abiotic stresses exerts negative impact on cotton production, but water scarcity has worst impact. It rising due current situation, which global warming producing decrease precipitation while an increase evapo-transpiration causing agricultural drought....

Journal: :Journal of cotton research 2021

Abstract Background Cotton ( Gossypium hirsutum L.) is grown for fiber and oil purposes in tropical sub-tropical areas of the world. Pakistan 4th largest producer cotton. It has a significant contribution GDP Pakistan. Therefore, present study was performed to assess genetic variations diversity yield quality traits cotton analyze associations among them. Results Analysis variance exhibited var...

2017
Wenfang Gong Feifei Xu Junling Sun Zhen Peng Shoupu He Zhaoe Pan Xiongming Du

Cotton yields are greatly reduced under high salinity stress conditions, although cotton is considered a moderately salt-tolerant crop. Understanding at the molecular level how cotton responds to salt stress will help in developing salt tolerant varieties. Here, we combined physiological analysis with isobaric tags for relative and absolute quantitation (iTRAQ)-based proteomics of seedling leav...

Journal: :Journal of nematology 2003
R F Davis O L May

The southern root-knot nematode, Meloidogyne incognita, is the most damaging pathogen of cotton in the United States, and both resistance and tolerance to M. incognita could be valuable management approaches. Our objectives were to evaluate advanced cotton breeding lines for resistance and tolerance to M. incognita and to determine if a relationship between resistance and tolerance exists. Repr...

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