نتایج جستجو برای: germplasm conservation

تعداد نتایج: 107468  

2013
Colby Witherup Diane Ragone Tyr Wiesner-Hanks Brian Irish Brian Scheffler Sheron Simpson Francis Zee M. Iqbal Zuberi Nyree J. C. Zerega

UNLABELLED PREMISE OF THE STUDY Microsatellite loci were isolated and characterized from enriched genomic libraries of Artocarpus altilis (breadfruit) and tested in four Artocarpus species and one hybrid. The microsatellite markers provide new tools for further studies in Artocarpus. • METHODS AND RESULTS A total of 25 microsatellite loci were evaluated across four Artocarpus species and o...

Journal: :The Journal of heredity 2009
Tui Ray Satyesh Chandra Roy

Genetic diversity and relationships among 6 Amaranthus species from 8 phytogeographic regions of the Indo-Gangetic plains were analyzed using a random amplified polymorphic DNA (RAPD) marker. RAPD primers yielded a total of 262 amplicons, ranging from approximately 250 to approximately 3000 bp in size with an average of 13.1 amplicons per primer, of which 254 amplicons (96.94%) were polymorphic...

2015
Ningning Zhai Chunlan Mao Yongzhong Feng Tong Zhang Zhenjie Xing Yanhong Wang Shuzhen Zou Dongxue Yin Xinhui Han Guangxin Ren Gaihe Yang

Energy crisis is receiving attention with regard to the global economy and environmental sustainable development. Developing new energy resources to optimize the energy supply structure has become an important measure to prevent energy shortage as well as achieving energy conservation and emission reduction in China. This study proposed the concept of energy agriculture and constructed an energ...

Journal: :Genetics and molecular research : GMR 2015
B M Silva A A B Rossi J F E Dardengo C R Silva I V Silva M L Silva C J Silva

Several species within the genus Theobroma have particularly high economic value, including T. cacao and T. grandiflorum. Other species in this genus, such as T. speciosum and T. subincanum, have potential value for use in the conservation of genetic diversity in breeding programs. These latter species could also be domesticated or improved to produce commercial products. Using 13 simple sequen...

2018

The International Treaty on Plant Genetic Resources for Food and Agriculture, referred to as the Plant Treaty, was approved on 3 November 2001 by Members of the Food and Agriculture Organization (FAO), headquartered in Rome, Italy. The FAO is an agency of the United Nations, headquartered in New York City, New York. The Plant Treaty established international standards for the conservation and e...

2018

The International Treaty on Plant Genetic Resources for Food and Agriculture, referred to as the Plant Treaty, was approved on 3 November 2001 by Members of the Food and Agriculture Organization (FAO), headquartered in Rome, Italy. The FAO is an agency of the United Nations, headquartered in New York City, New York. The Plant Treaty established international standards for the conservation and e...

2012
Weiwei Wen Jorge Franco Victor H. Chavez-Tovar Jianbing Yan Suketoshi Taba

The tropical maize race Tuxpeño is a well-known race of Mexican dent germplasm which has greatly contributed to the development of tropical and subtropical maize gene pools. In order to investigate how it could be exploited in future maize improvement, a panel of maize germplasm accessions was assembled and characterized using genome-wide Single Nucleotide Polymorphism (SNP) markers. This panel...

Journal: :E3S web of conferences 2021

Through the collection and analysis of COD, dissolved inorganic nitrogen (DIN) active phosphate monitoring data in Tianjin Hangu Agricultural fishery area from 2010 to 2019, this paper analyzed studied structure nutrients state eutrophication. The results show that recent ten years, water quality Fishery Area has basically met requirements functional area, regional pollution been suppressed, eu...

2014
Fu Qin Wu Shi Kang Shen Xin Jun Zhang Yue Hua Wang Wei Bang Sun

Comprehensive studies on the genetic diversity and structure of endangered species are urgently needed to promote effective conservation and management activities. The big tree rhododendron, Rhododendron protistum var. giganteum, is a highly endangered species with only two known endemic populations in a small area in the southern part of Yunnan Province in China. Unfortunately, limited informa...

2014
Bruno Condori Robert J. Hijmans Jean Francois Ledent Roberto Quiroz

Austral summer frosts in the Andean highlands are ubiquitous throughout the crop cycle, causing yield losses. In spite of the existing warming trend, climate change models forecast high variability, including freezing temperatures. As the potato center of origin, the region has a rich biodiversity which includes a set of frost resistant genotypes. Four contrasting potato genotypes--representing...

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