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1. A Genetic Shift in the Virus Strains that Cause Mosaic in Louisiana Sugarcane

Description:
Includes references
Author:
Grisham, M.P. , Pan, Y.B.
Subject:
Saccharum officinarum , sugarcane , genetic variation , temporal variation , genotype , Sugarcane mosaic virus , plant viruses , plant diseases and disorders , reverse transcriptase polymerase chain reaction , restriction fragment length polymorphism , pathogen identification , nucleotide sequences , Sorghum mosaic virus , strains , strain differences , signs and symptoms (plants) , disease surveillance , microbial genetics , Louisiana
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

2. Analysis and RT-PCR Identification of Viral Sequences in Peanut (Arachis hypogaea L.) Expressed Sequence Tags from Different Peanut Tissues

Description:
Includes references
Author:
Dang, P.M. , Scully, B.T. , Lamb, M.C. , Guo, B.Z.
Subject:
Arachis hypogaea , peanuts , Peanut mottle virus , Bean common mosaic virus , Tomato spotted wilt virus , pathogenicity , signs and symptoms (plants) , pathogen identification , reverse transcriptase polymerase chain reaction , viral proteins , nucleotide sequences , expressed sequence tags , seed development , developmental stages , leaves , seeds , roots , disease resistance , cultivars , genotype , genetic variation , disease control , gene silencing , Southeastern United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

3. Detection, Distribution, and Genetic Variability of ‘Candidatus Liberibacter’ Species Associated with Zebra Complex Disease of Potato in North America

Description:
Includes references
Author:
Wen, A. , Mallik, I. , Alvarado, V.Y. , Pasche, J.S. , Wang, X. , Li, W. , Levy, L. , Lin, H. , Scholthof, H.B. , Mirkov, T.E. , Rush, C.M. , Gudmestad, N.C.
Subject:
Solanum tuberosum , potatoes , Candidatus Liberibacter , plant pathogenic bacteria , phytoplasmal diseases , disease detection , pathogen identification , disease diagnosis , polymerase chain reaction , microbial genetics , seed tubers , nucleotide sequences , alternative hosts , host range , Solanaceae , ribosomal RNA , genetic variation , signs and symptoms (plants) , North America
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

4. Frequency of Phaeosphaeria nodorum, the Sexual Stage of Stagonospora nodorum, on Winter Wheat in North Carolina

Description:
Includes references
Author:
Cowger, C. , Silva-Rojas, H.V.
Subject:
Triticum aestivum , winter wheat , fungal diseases of plants , Leptosphaeria nodorum , plant pathogenic fungi , pathogenicity , stems , leaves , signs and symptoms (plants) , disease incidence , geographical distribution , seasonal variation , disease detection , nucleotide sequences , internal transcribed spacers , pathotypes , genetic variation , population genetics , North Carolina
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

5. Genetic Diversity and Host Range Variation of Ralstonia solanacearum Strains Entering North America

Description:
Includes references
Author:
Norman, David J. , Zapata, Mildred , Gabriel, Dean W. , Duan, Y.P. , Yuen, Jeanne M.F. , Mangravita-Novo, Arianna , Donahoo, Ryan S.
Subject:
Pelargonium , ornamental plants , bacterial diseases of plants , Ralstonia solanacearum , plant pathogenic bacteria , pathogenicity , signs and symptoms (plants) , pathotypes , genetic variation , strain differences , host range , Solanum lycopersicum var. lycopersicum , tomatoes , Nicotiana tabacum , tobacco , Solanum tuberosum , potatoes , Anthurium , Epipremnum pinnatum , pathogen identification , DNA primers , cytochrome b , genes , nucleotide sequences , polymerase chain reaction , provenance , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

6. Genome Diversity and Intra- and Interspecies Recombination Events in Grapevine fanleaf virus

Description:
Includes references
Author:
Mekuria, Tefera A. , Gutha, Linga R. , Martin, Robert R. , Naidu, Rayapati A.
Subject:
Vitis vinifera , grapes , Grapevine fanleaf virus , plant diseases and disorders , microbial genetics , genome , genetic variation , genetic recombination , mixed infection , signs and symptoms (plants) , spatial distribution , plant cuttings , RNA , nucleotide sequences , sequence analysis , phylogeny , Arabis mosaic virus , Nepovirus , evolution , Washington
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

7. Molecular Characterization of Fusarium oxysporum and Fusarium commune Isolates from a Conifer Nursery

Description:
Includes references
Author:
Stewart, J.E. , Kim, M.S. , James, R.L. , Dumroese, R.K. , Klopfenstein, N.B.
Subject:
conifers , fungal diseases of plants , Fusarium , Fusarium oxysporum , plant pathogenic fungi , pathogenicity , signs and symptoms (plants) , roots , seedlings , nursery crops , forest nurseries , pathotypes , virulence , genetic variation , amplified fragment length polymorphism , DNA profiling , nucleotide sequences , ribosomal DNA , internal transcribed spacers , phylogeny , diagnostic techniques
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

8. New Genotypes of Fusarium oxysporum f. sp. vasinfectum from the Southeastern United States

Description:
Includes references
Author:
Holmes, E.A. , Bennett, R.S. , Spurgeon, D.W. , Colyer, P.D. , Davis, R.M.
Subject:
Gossypium hirsutum , cotton , Fusarium oxysporum f. sp. vasinfectum , Fusarium wilt , signs and symptoms (plants) , strains , genetic variation , population genetics , pathotypes , nucleotide sequences , genotype , microbial genetics , pathogenicity , Gossypium barbadense , Southeastern United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

9. PAMDB, A Multilocus Sequence Typing and Analysis Database and Website for Plant-Associated Microbes

Description:
Includes references
Author:
Almeida, Nalvo F. , Yan, Shuangchun , Cai, Rongman , Clarke, Christopher R. , Morris, Cindy E. , Schaad, Norman W. , Schuenzel, Erin L. , Lacy, George H. , Sun, Xiaoan , Jones, Jeffrey B. , Castillo, Jose A. , Bull, Carolee T. , Leman, Scotland , Guttman, David S. , Setubal, João C. , Vinatzer, Boris A.
Subject:
plant pathogenic bacteria , bacteria , phenotype , pathogen identification , nucleotide sequences , microbial genetics , genetic variation , databases , information dissemination , evolution , population genetics , microbial ecology , epidemiology , Internet , phylogeny , signs and symptoms (plants) , Acidovorax avenae subsp. citrulli , Pseudomonas syringae , Ralstonia solanacearum , Xanthomonas
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010