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Subjects nucleotide sequences Remove constraint nucleotide sequences: nucleotide sequences Subjects phylogeny Remove constraint phylogeny: phylogeny Subjects Canada Remove constraint Canada: Canada

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1. A first assessment of mitochondrial DNA variation and geographic distribution of haplotypes in Hessian fly (Diptera: Cecidomyiidae)

Description:: Includes references
Author:: Johnson, A.J. , Schemerhorn, B.J. , Shukle, R.H.
Subject:: Mayetiola destructor , insect pests , mitochondrial DNA , ribosomal DNA , nucleotide sequences , sequence alignment , sequence homology , haplotypes , genetic variation , genetic distance , phylogeny , population genetics , geographical distribution , zoogeography , biotypes , Wolbachia , United States , Canada , Mediterranean region , Asia , New Zealand
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

2. Genetic Analysis of Israel Acute Paralysis Virus: Distinct Clusters Are Circulating in the United States

Description:: Includes references
Author:: Palacios, G. , Hui, J. , Quan, P.L. , Kalkstein, A. , Honkavuori, K.S. , Bussetti, A.V. , Conlan, S. , Evans, J. , Chen, Y.P. , vanEngelsdorp, D.
Subject:: insect viruses , bee diseases , genetic variation , genetic recombination , phylogeny , molecular systematics , colony collapse disorder , Apis mellifera , honey bees , disease diagnosis , polymerase chain reaction , nucleotide sequences , United States , Canada , Australia , Israel
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

3. Genetic Composition of Pepino mosaic virus Population in North American Greenhouse Tomatoes

Description:: Includes references
Author:: Ling, Kai-Shu , Wintermantel, William M. , Bledsoe, Michael
Subject:: Solanum lycopersicum var. lycopersicum , tomatoes , greenhouse production , Pepino mosaic virus , plant diseases and disorders , microbial genetics , genetic variation , population genetics , strains , genotype , complementary DNA , nucleotide sequences , phylogeny , United States , Canada
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

4. Phylogenetic Relationships Among Native and Naturalized Hieracium (Asteraceae) in Canada and the United States Based on Plastid DNA Sequences

Description:: Includes references
Author:: Gaskin, J.F. , Wilson, L.M.
Subject:: indigenous species , Hieracium , plant taxonomy , geographical distribution , phylogeny , genetic relationships , DNA profiling , chloroplast DNA , nucleotide sequences , Canada , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2007

5. Pythium attrantheridium sp.nov.: taxonomy and comparison with related species

Description:: Includes references
Author:: Allain-Boule, N. , Tweddell, R. , Mazzola, M. , Belanger, R. , Levesque, C.A.
Subject:: Pythium , internal transcribed spacers , ribosomal DNA , sequence analysis , molecular systematics , phylogeny , new species , new geographic records , fungal anatomy , nucleotide sequences , United States , Canada
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004