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Year 2001 Remove constraint 2001: 2001 Subjects genetic variation Remove constraint genetic variation: genetic variation
Displaying items 61 - 65 of 65 start over

61. The effect of lairage on Salmonella isolation from market swine

Description:
Includes references
Author:
Hurd, H.Scott , McKean, James D. , Wesley, Irene V. , Karriker, Locke A.
Subject:
swine , slaughter , duration , Salmonella , slaughterhouses , feces , lymph nodes , cecum , genetic variation , microbial contamination , shedding
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001

62. Transgenic approaches to combat Fusarium head blight in wheat and barley

Description:
Includes references
Author:
Dahleen, L.S. , Okubara, P.A. , Blechl, A.E.
Subject:
Triticum aestivum , Hordeum vulgare , Triticum turgidum subsp. durum , Gibberella zeae , transgenic plants , disease resistance , genetic resistance , genetic engineering , plant genetic resources , genes , deoxynivalenol , germplasm , genetic transformation , genetic variation , gene expression , nucleotide sequences , fungal diseases of plants , inheritance (genetics) , promoter regions , literature reviews
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001

63. Two nuclear genes confirm mitochondrial evidence of cryptic species within Liriomyza huidobrensis (Diptera: Agromyzidae)

Description:
Includes references
Author:
Scheffer, S.J. , Lewis, M.L.
Subject:
Liriomyza huidobrensis , tubulin , transcription factors , structural genes , nucleotide sequences , genetic variation , chemotaxonomy , mitochondrial DNA , phylogeny , geographical distribution , leafminers , invasive species
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001

64. Variation among isolates of Fusarium graminearum associated with Fusarium head blight in North Carolina

Description:
Includes references
Author:
Walker, S.L. , Leath, S. , Hagler, W.M. Jr. , Murphy, J.P.
Subject:
Gibberella zeae , Triticum aestivum , deoxynivalenol , zearalenone , pathogenicity , cultivars , strains , strain differences , crop yield , genetic variation , chemical composition , crop rotation , tillage , geographical variation , random amplified polymorphic DNA technique , fungal diseases of plants , North Carolina
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001

65. Variation in transmission efficiency among barley yellow dwarf virus-RMV isolates and clones of the normally inefficient aphid vector, Rhopalosiphum padi

Description:
Includes references
Author:
Lucio-Zavaleta, E. , Smith, D.M. , Gray, S.M.
Subject:
Poaceae , rain , grain crops , epidemiology , pathogenicity , pathotypes , disease transmission , disease vectors , Rhopalosiphum padi , insect pests , genetic variation , New York
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001