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Displaying items 1 - 10 of 19 start over

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. A new species of Philophylla Rondani (Diptera: Tephritidae: Trypetini) from New Caledonia, recognized based on female postabdominal structure and molecular sequence data

Description:
Includes references
Author:
Han, Ho-Yeon , Norrbom, Allen L.
Subject:
Tephritidae , new species , insect morphology , females , descriptions , insect taxonomy , molecular systematics , ribosomal DNA , nucleotide sequences , sequence analysis , phylogeny , geographical distribution , New Caledonia
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

3. Allomermis solenopsi n. sp. (Nematoda: Mermithidae) parasitising the fire ant Solenopsi s invicta Buren (Hymenoptera: Formicidae) in Argentina

Description:
Includes references
Author:
Poinar, George O. Jr , Porter, Sanford D. , Tang, Sha , Hyman, Bradley C.
Subject:
Mermithidae , new species , animal morphology , animal taxonomy , molecular systematics , ribosomal DNA , nucleotide sequences , phylogeny , entomopathogenic nematodes , biological control agents , parasitism , Solenopsis invicta , fire ants , geographical distribution , Argentina
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

4. Analysis of host preference and geographical distribution of Anastrepha suspensa (Diptera: Tephritidae) using phylogenetic analyses of mitochondrial cytochrome oxidase I DNA sequence data

Description:
Includes references
Author:
Boykin, L.M. , Shatters, R.G. , Hall, D.G. , Burns, R.E. , Franqui, R.A.
Subject:
genes , cytochrome-c oxidase , Anastrepha suspensa , fruit flies , host plants , host preferences , geographical distribution , phylogeny , mitochondrial DNA , nucleotide sequences , sequence analysis , genetic variation , population genetics , Florida , Caribbean
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

5. Collapse of species boundaries in the wild potato Solanum brevicaule complex (Solanaceae, S. sect. Petota): molecular data

Description:
Includes references
Author:
Miller, J.T. , Spooner, D.M.
Subject:
Solanum , potatoes , plant taxonomy , descriptions , geographical distribution , cultivars , wild relatives , phylogeny , genetic relationships , DNA profiling , nucleotide sequences , restriction fragment length polymorphism , random amplified polymorphic DNA technique , Solanum brevicaule , South America , Peru , Bolivia
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1999

6. Geographic and host range of the nematode Soboliphyme baturini across Beringia

Description:
Includes references
Author:
Koehler, A.V. , Hoberg, E.P. , Dokuchaev, N.E. , Cook, J.A.
Subject:
genes , cytochrome-c oxidase , Nematoda , animal parasitic nematodes , geographical distribution , host range , host specificity , Mustelidae , Soricidae , shrews , paratenic hosts , molecular systematics , mitochondrial DNA , nucleotide sequences , phylogeny , Pacific States , Siberia
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

7. Mitochondrial DNA from Hemlock Woolly Adelgid (Hemiptera: Adelgidae) Suggests Cryptic Speciation and Pinpoints the Source of the Introduction to Eastern North America

Description:
Includes references
Author:
Havill, N.P. , Montgomery, M.E. , Yu, G. , Shiyake, S. , Caccone, A.
Subject:
Adelges tsugae , mitochondrial DNA , nucleotide sequences , haplotypes , genetic variation , sequence homology , phylogeny , molecular systematics , population genetics , introduced species , invasive species , speciation , geographical distribution , Tsuga , North America
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

8. Mitochondrial Phylogeography of the Vegetable Pest Liriomyza trifolii (Diptera: Agromyzidae): Diverged Clades and Invasive Populations

Description:
Includes references
Author:
Scheffer, S.J. , Lewis, M.L.
Subject:
genes , cytochrome-c oxidase , Liriomyza trifolii , leafminers , invasive species , geographical distribution , population genetics , mitochondrial DNA , nucleotide sequences , genetic variation , sequence homology , phylogeny , insect taxonomy , host plants
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

9. Mitochondrial phylogeography of vegetable pest Liriomyza sativae (Diptera: Agromyzidae): divergent clades and invasive populations

Description:
Includes references
Author:
Scheffer, S.J. , Lewis, M.L.
Subject:
genes , cytochrome-c oxidase , Liriomyza sativae , mitochondrial DNA , nucleotide sequences , sequence analysis , sequence homology , haplotypes , phylogeny , geographical distribution , invasive species , host plants , host range , leafminers
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2005

10. Morphological and molecular characterization of Fusarium pseudograminearum sp. nov., formerly recognized as the group 1 population of F. graminearum

Description:
Includes references
Author:
Aoki, T. , O'Donnell, K.
Subject:
Fusarium , taxonomy , new species , geographical distribution , geographical variation , Gibberella zeae , fungal anatomy , asci , ascospores , conidia , genetic techniques and protocols , phylogeny , tubulin , genes , nucleotide sequences , strain differences , plant pathogenic fungi , phenotype , width
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1999