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Subjects genetic variation Remove constraint genetic variation: genetic variation Subjects Mexico Remove constraint Mexico: Mexico Subjects United States Remove constraint United States: United States
Displaying items 1 - 10 of 20 start over

1. AFLP comparisons among Claviceps africana isolates from the United States, Mexico, Africa, Australia, India, and Japan

Description:
Includes references
Author:
Tooley, P.W. , Goley, E.D. , Carras, M.M. , O'Neill, N.R.
Subject:
Claviceps , strains , strain differences , genetic markers , genetic techniques and protocols , geographical variation , genetic distance , genetic variation , amplified fragment length polymorphism , United States , Mexico , Africa , Australia , India , Japan
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2002

2. Amplified fragment length polymorphism used for inter-and intraspecific differentiation of screwworms (Diptera:Calliphoridae)

Author:
L. Alamalakala , S. R. Skoda , J. E. Foster
Subject:
Cochliomyia hominivorax , Cochliomyia macellaria , amplified fragment length polymorphism , chromosome banding , genetic variation , mutants , pests , phylogeny , population genetics , screening , taxonomy , Caribbean , Central America , Mexico , South America , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

3. Chemical comparison of a Mexican soybean variety with a US variety

Description:
Includes 14 references.
Author:
Eldridge, A.C.
Subject:
Glycine max , soybeans , soybean meal , soy protein , soybean oil , soy flour , genetic variation , seed maturation , proximate composition , amino acid composition , fatty acid composition , sensory evaluation , flavor , protein composition , Mexico , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1983

4. Evaluation of Solanum fendleri as a source of resistance to Meloidogyne chitwoodi

Description:
Includes references
Author:
Brown, C.R. , Mojtahedi, H. , Bamberg, J.
Subject:
Solanum , potatoes , wild plants , tetraploidy , diploidy , triploidy , hybrids , genetic variation , pest resistance , nematode infections , Meloidogyne chitwoodi , root-knot nematodes , Solanum stoloniferum , United States , Mexico
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

5. Genetic structuring of boll weevil populations in the US based on RAPD markers

Description:
Includes references
Author:
Kim, K.S. , Sappington, T.W.
Subject:
Anthonomus grandis grandis , Curculionidae , insect pests , population genetics , random amplified polymorphic DNA technique , genetic markers , loci , heterozygosity , genetic variation , geographical variation , genetic distance , phylogeny , gene flow , migration behavior , United States , Mexico
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

6. Genetic variability of Macrophomina phaseolina, the causal agent of charcoal rot in common beans.

Author:
Reyes-Franco, M.C. , Hernandez-Delgado, S. , Medina-Fernandez, M. , Mayek-Perez, N.
Subject:
Phaseolus vulgaris , fungal diseases of plants , Macrophomina phaseolina , plant pathogenic fungi , pathogenicity , virulence , pathotypes , genetic variation , amplified fragment length polymorphism , geographical variation , Mexico , United States , Brazil , Italy , Japan , Argentina , Colombia , Australia
Physical description:
p. 112-113.
Collection:
Reports of Bean Improvement Cooperative and National Dry Bean Council Research Conference
Series:
Annual report.
Part Of:
Annual report. 2005 Mar., v. 48

7. Molecular and Morphological Analysis of Dendroctonus pseudotsugae (Coleoptera: Curculionidae: Scolytinae) : An Assessment of the Taxonomic Status of Subspecies

Description:
Includes references
Author:
Ruiz, Enrico A. , Victor, Javier , Hayes, Jane L. , Zujniga, Gerardo
Subject:
Dendroctonus pseudotsugae , insect morphology , insect taxonomy , molecular systematics , mitochondrial DNA , cytochrome-c oxidase , genetic markers , sequence analysis , genetic variation , haplotypes , phylogeny , geographical distribution , Mexico , United States , Canada
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

8. Molecular diversity of the microsporidium Kneallhazia solenopsae reveals an expanded host range among fire ants in North America

Author:
Marina Ascunce
Subject:
Microsporidia , Solenopsis geminata , Solenopsis invicta , Solenopsis richteri , Solenopsis xyloni , fire ants , genetic variation , geographical distribution , haplotypes , host range , hosts , hybrids , multigene family , pathogens , phylogeny , ribosomal RNA , sequence analysis , Argentina , Brazil , Mexico , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

9. Molecular epidemiology of Mycobacterium bovis: Usefulness in international trade

Description:
Includes references
Author:
Milian-Suazo, Feliciano , Harris, Beth , Díaz, Camila Arriaga , Romero Torres, Cecilia , Stuber, Tod , Ojeda, Genoveva Alvarez , Loredo, Alberto Morales , Soria, Martina Perez , Payeur, Janet B.
Subject:
cattle , cattle diseases , bovine tuberculosis , Mycobacterium bovis , epidemiology , epidemiological studies , disease surveillance , molecular epidemiology , feral animals , swine , deer , elks , etiology , genetic variation , United States , Mexico
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

10. Molecular genetic variation of boll weevil populations in North America estimated with microsatellites: Implications for patterns of dispersal

Description:
Includes references
Author:
Kim, Kyung Seok , Sappington, Thomas W.
Subject:
Anthonomus grandis , population genetics , microsatellite repeats , genetic markers , loci , genetic variation , heterozygosity , geographical variation , gene flow , dispersal behavior , migration behavior , North America , United States , Mexico
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006