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Subjects Pyrus communis Remove constraint Pyrus communis: Pyrus communis Subjects Pyrus communis Remove constraint Pyrus communis: Pyrus communis
Displaying items 1 - 10 of 508 start over

1. 'Shenandoah' Pear

Description:
Includes references
Author:
Bell, Richard L. , van der Zwet, Tom
Subject:
Pyrus communis , pears , cultivars , germplasm releases , crop yield , West Virginia
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

2. A pear-derived kairomone with pheromonal potency that attracts male and female codling moth, Cydia pomonella (L.)

Description:
Includes references
Author:
Light, D.M. , Knight, A.L. , Henrick, C.A. , Rajapaska, D. , Lingren, B. , Dickens, J.C. , Reynolds, K.M. , Buttery, R.G. , Merrill, G. , Roitman, J.
Subject:
Cydia pomonella , host plants , Pyrus communis , pears , kairomones , volatile compounds , insect attractants , trapping , bait traps , orchards , California , Washington
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001

3. Action of particle films on the biology and behavior of pear psylla (Homoptera: Psyllidae)

Description:
Includes references
Author:
Puterka, G.J. , Glenn, D.M. , Pluta, R.C.
Subject:
Cacopsylla pyricola , kaolin , particle films , pesticide formulations , insect biology , feeding behavior , oviposition , mortality , host plants , Pyrus communis , pears , oviposition deterrents , insect control
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2005

4. Adventitious shoot regeneration of pear (Pyrus spp.) genotypes

Author:
Richard L. Bell , Ralph Scorza , Delores Lomberk
Subject:
Pyrus communis , Pyrus pyrifolia , adventitious shoots , analysis of variance , cold storage , cultivars , culture media , genotype , germplasm , in vitro regeneration , nutrients , pears , plant genetic resources , scions , vitamins , Oregon
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2012

5. Alternaria yaliinficiens sp. nov. on Ya Li Pear Fruit: From Interception to Identification

Description:
Includes references
Author:
Roberts, R.G.
Subject:
Pyrus communis , pears , Alternaria , plant pathogenic fungi , fungal diseases of plants , pathogen identification , new species , emerging diseases , introduced species , etiology , disease diagnosis , diagnostic techniques , sporulation , polymerase chain reaction , random amplified polymorphic DNA technique , China
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2005

6. Attractants from Bartlett pear for codling moth, Cydia pomonella (L.), larvae

Description:
Includes references
Author:
Knight, A.L. , Light, D.M.
Subject:
Cydia pomonella , larvae , insect attractants , host plants , Pyrus communis , pears , esters , volatile compounds , kairomones , dose response , olfactometry
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001

7. Attraction of Cacopsylla pyricola (Hemiptera: Psyllidae) to Female Psylla in Pear Orchards

Description:
Includes references
Author:
Brown, Robert L. , Landolt, Peter J. , Horton, David R. , Zack, Richard S.
Subject:
Cacopsylla pyricola , mating behavior , sex pheromones , sex attractants , trapping , bait traps , diurnal variation , morphs , Pyrus communis , pears , orchards , Washington
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

8. Attraction of male pear psylla, Cacopsylla pyricola, to female-infested pear shoots

Description:
Includes references
Author:
Horton, David R. , Landolt, Peter J.
Subject:
Cacopsylla pyricola , insect pests , shoots , females , diapause , insect attractants , males , insect behavior , volatile organic compounds , odors , pears , Pyrus communis
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

9. Bioavailability of iron to Pseudomonas fluorescens strain A506 on flowers of pear

Description:
Paper presented at the Xth International Workshop on Fire Blight, held July 5-9, Bologna, Italy.
Author:
Temple, T.N. , Stockwell, V.O. , Johnson, K.B. , Loper, J.E.
Subject:
Pyrus communis , pears , flowers , Pseudomonas fluorescens , biological control agents , Erwinia amylovora , plant pathogenic bacteria , disease control , iron , bioavailability
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

10. Bioavailability of iron to Pseudomonas fluorescens strain A506 on flowers of pear and apple

Description:
Includes references
Author:
Temple, T.N. , Stockwell, V.O. , Loper, J.E. , Johnson, K.B.
Subject:
Pyrus communis , pears , Malus domestica , apples , bacterial diseases of plants , Erwinia amylovora , plant pathogenic bacteria , pathogenicity , disease control , Pseudomonas fluorescens , iron , nutrient availability , strain differences , Oregon
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004