April 1993

Volume 83, Number 4



Letter to the Editor

Persistence: A Vector Relationship Not Applicable to Fungal Vectors. R. N. Campbell. Pages 363-364. VIEW ABSTRACT  |   VIEW ARTICLE


Obituary

Gordon S. Taylor, 1921-1992. J. A. LaMondia. Page 365. VIEW ABSTRACT  |   VIEW ARTICLE


Molecular Plant Pathology

Analysis of Cochliobolus carbonum Races by PCR Amplification with Arbitrary and Gene-Specific Primers. Margaret J. Jones, Larry D. Dunkle. Pages 366-370. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Control and Pest Management

Biological Control to Reduce Inoculum of the Tan Spot Pathogen Pyrenophora tritici-repentis in Surface-borne Residues of Wheat Fields. William F. Pfender, Wei Zhang, and Ann Nus. Pages 371-375. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Interaction of Genes Controlling Avirulence/Virulence of Magnaporthe grisea on Rice Cultivar Katy. G. W. Lau, C. T. Chao, and A. H. Ellingboe. Pages 375-382. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Inheritance of Stripe Rust Resistance in Wheat Cultivars Postulated to Have Resistance Genes at Yr3 and Yr4 Loci. Xianming Chen, Roland F. Line. Pages 382-388. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Detection of DNA Polymorphisms in a Single Urediniospore-Derived Culture of Cronartium quercuum f. sp. fusiforme. R. L. Doudrick, W. L. Nance, C. D. Nelson, G. A. Snow, and R. C. Hamelin. Pages 388-392. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Genetic Differentiation Among Isolates of Pyricularia Infecting Rice and Weed Hosts. E. S. Borromeo, R. J. Nelson, J. M. Bonman, and H. Leung. Pages 393-399. VIEW ABSTRACT  |   VIEW ARTICLE


Resistance

Characterization of Solanum dulcamara Yellow Fleck-Ob: A Tobamovirus that Overcomes the N Resistance Gene. Hélène Sanfaçon, Jeanette V. Cohen, Maureen Elder, D’Ann M. Rochon, and Christopher J. French. Pages 400-404. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Field Testing of a Satellite-Containing Attenuated Strain of Cucumber Mosaic Virus for Tomato Protection in Japan. H. Sayama, T. Sato, M. Kominato, T. Natsuaki, and J. M. Kaper. Pages 405-410. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Yellow Mosaic Symptoms Induced by Y Satellite RNA of Cucumber Mosaic Virus is Regulated by a Single Incompletely Dominant Gene in Wild Nicotiana Species. C. Masuta, M. Suzuki, S. Kuwata, Y. Takanami, and A. Koiwai. Pages 411-413. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

Use of a Polymerase Chain Reaction Assay to Aid in Identification of Gaeumannomyces graminis var. graminis from Different Grass Hosts. M. L. Elliott, E. A. Des Jardin, and J. M. Henson. Pages 414-418. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Disease Progress, Defoliation, and Spatial Pattern in a Multiple-Pathogen Disease Complex on White Clover. Scot C. Nelson, C. Lee Campbell. Pages 419-429. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Modeling of Superimposed Spatial Patterns of Bacterial Brown Spot of Snap Bean. B. D. Hudelson, M. K. Clayton, K. P. Smith, and C. D. Upper. Pages 430-438. VIEW ABSTRACT  |   VIEW ARTICLE


Etiology

Anastomosis Grouping and Variation in Virulence Among Isolates of Rhizoctonia solani Associated with Dry Bean and Soybean in Ohio and Zaire. N. G. Muyolo, P. E. Lipps, and A. F. Schmitthenner. Pages 438-444. VIEW ABSTRACT  |   VIEW ARTICLE


Postharvest Pathology and Mycotoxins

Identification of Bacteria Associated with Postharvest Diseases of Fruits and Vegetables by Cellular Fatty Acid Composition: An Expert System for Personal Computers. J. M. Wells, J. E. Butterfield, and L. G. Revear. Pages 445-455. VIEW ABSTRACT  |   VIEW ARTICLE


Vector Relations

Tospovirus Replication in Insect Vector Cells: Immunocytochemical Evidence that the Nonstructural Protein Encoded by the S RNA of Tomato Spotted Wilt Tospovirus Is Present in Thrips Vector Cells. Diane E. Ullman, Thomas L. German, John L. Sherwood, Daphne M. Westcot, and Frank A. Cantone. Pages 456-463. VIEW ABSTRACT  |   VIEW ARTICLE