American Phytopathological Society Board & Staff. VIEW ABSTRACT | VIEW ARTICLE
Obituary
Francis Oliver Holmes, 1899-1990. Francis William Holmes. Page 363. VIEW ABSTRACT | VIEW ARTICLE
Obituary
George Henry Hepting, 1907-1988. W. A. Campbell, H. R. Powers, and Ellis Cowling. Page 364. VIEW ABSTRACT | VIEW ARTICLE
Obituary
Geoffrey Charles Marks, 1932-1990. Ian W. Smith and Philip J. Keane. Page 365. VIEW ABSTRACT | VIEW ARTICLE
Obituary
Clayton O. Person, 1922-1990. A. J. F. Griffiths. Page 366. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Relationships of Weed Reservoirs of Cucumber Mosaic Virus (CMV) and Broad Bean Wilt Virus (BBWV) to CMV and BBWV in Commercial Lettuce Fields in New York. D. L. Rist, J. W. Lorbeer. Pages 367-371. VIEW ABSTRACT | VIEW ARTICLE
Cytology and Histology
Development of Cylindrical Inclusions in Potyvirus-Infected Protoplasts. John F. Murphy, Ulla Järlfors, and John G. Shaw. Pages 371-374. VIEW ABSTRACT | VIEW ARTICLE
Cytology and Histology
Stomata as an Infection Court for Phytophthora megasperma f. sp. medicaginis in Chickpea and a Histological Study of Infection. M. L. Dale, J. A. G. Irwin. Pages 375-379. VIEW ABSTRACT | VIEW ARTICLE
Physiology and Biochemistry
Water Transport Through Tomato Roots Infected with Meloidogyne incognita. R. Dorhout, F. J. Gommers, and C. Kollöffel. Pages 379-385. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Overwinter Survival of Podosphaera clandestina in Eastern Washington. Gary G. Grove, Robin J. Boal. Pages 385-391. VIEW ABSTRACT | VIEW ARTICLE
Disease Control and Pest Management
Sensitivity Distribution of Venturia inaequalis to the Sterol Demethylation Inhibitor Flusilazole: Baseline Sensitivity and Implications for Resistance Monitoring. Franzine D. Smith, Diana M. Parker, and Wolfram Köller. Pages 392-396. VIEW ABSTRACT | VIEW ARTICLE
Techniques
Artificial Inoculation of Maize White Line Mosaic Virus into Corn and Wheat. L. Zhang, T. A. Zitter, and E. J. Lulkin. Pages 397-400. VIEW ABSTRACT | VIEW ARTICLE
Etiology
Further Examination of the RNA and Coat Protein of Spring Beauty Latent Virus. Rodrigo A. Valverde, Christopher B. Glascock. Pages 401-404. VIEW ABSTRACT | VIEW ARTICLE
Disease Detection and Losses
Immunodetection and Quantification of Botrytis cinerea on Harvested Wine Grapes. Robert W. Ricker, James J. Marois, Jeffery W. Dlott, Richard M. Bostock, and Janice C. Morrison. Pages 404-411. VIEW ABSTRACT | VIEW ARTICLE
Genetics
Assessment of Genetic Relatedness Among Double-Stranded RNAs from Isolates of Rhizoctonia solani from Diverse Geographic Origins. N. Bharathan, S. M. Tavantzis. Pages 411-415. VIEW ABSTRACT | VIEW ARTICLE
Resistance
Influence of Temperature and Pathogen Aggressiveness on Biological Control of Fusarium Root Rot by Laccaria bicolor in Douglas-fir. N. E. Strobel, W. A. Sinclair. Pages 415-420. VIEW ABSTRACT | VIEW ARTICLE
Resistance
Role of Flavanolic Wall Infusions in the Resistance Induced by Laccaria bicolor to Fusarium oxysporum in Primary Roots of Douglas-fir. N. E. Strobel, W. A. Sinclair. Pages 420-425. VIEW ABSTRACT | VIEW ARTICLE
Physiology and Biochemistry
The Role of Cytoplasmic Mycolaminaran in Inhibiting Initial Viral Infection of Certain Nicotiana species. Thomas M. Zinnen, Christina M. Heinkel, M. E. S. Hudspeth, and R. Meganathan. Pages 426-428. VIEW ABSTRACT | VIEW ARTICLE
Genetics
Virulence of Gibberella pulicaris on Potato Tubers and Its Relationship to a Gene for Rishitin Metabolism. A. E. Desjardins, H. W. Gardner. Pages 429-435. VIEW ABSTRACT | VIEW ARTICLE
Genetics
Latent Period and Infection Efficiency of Puccinia recondita f. sp. tritici Populations Isolated from Different Wheat Cultivars. E. A. Knott, C. C. Mundt. Pages 435-439. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Isolation and Characterization of Opine-Utilizing Strains of Agrobacterium tumefaciens and Fluorescent Strains of Pseudomonas spp. from Rootstocks of Malus. M. L. Canfield, L. W. Moore. Pages 440-443. VIEW ABSTRACT | VIEW ARTICLE
Vector Relations
Maize Chlorotic Dwarf Viruslike Particles Associated with the Foregut in Vector and Nonvector Leafhopper Species. El Desouky Ammar, Lowell R. Nault. Pages 444-448. VIEW ABSTRACT | VIEW ARTICLE
Techniques
A New Semiselective Medium for the Isolation of Xanthomonas campestris pv. campestris from Crucifer Seeds. C. J. Chang, R. Donaldson, M. Crowley, and D. Pinnow. Pages 449-453. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Frequency, Distribution, and Characteristics of Endophytic Pseudomonas syringae in Pear Trees. S. K. Whitesides, R. A. Spotts. Pages 453-457. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Influence of Nutrition During Conidiation of Colletotrichum truncatum on Conidial Germination and Efficacy in Inciting Disease in Sesbania exaltata. D. A. Schisler, M. A. Jackson, and R. J. Bothast. Pages 458-461. VIEW ABSTRACT | VIEW ARTICLE | VIEW ERRATUM
Disease Control and Pest Management
Mechanisms Involved in Biological Control of Fusarium Wilt of Cucumber with Strains of Nonpathogenic Fusarium oxysporum. Qaher Mandeel, Ralph Baker. Pages 462-469. VIEW ABSTRACT | VIEW ARTICLE
Resistance
Effect of Winter Wheat Cultivar Mixtures on Leaf Rust Severity and Grain Yield. T. Mahmood, David Marshall, and M. E. McDaniel. Pages 470-474. VIEW ABSTRACT | VIEW ARTICLE
Disease Detection and Losses
Validating Immunoassay Test Performance in the Detection of Corynebacterium sepedonicum During the Growing Season. Neil C. Gudmestad, Debra Baer, and Chester J. Kurowski. Pages 475-480. VIEW ABSTRACT | VIEW ARTICLE
Genetics
Mycelial Incompatibility and Molecular Markers Identify Genetic Variability in Field Populations of Sclerotinia sclerotiorum. L. M. Kohn, E. Stasovski, I. Carbone, J. Royer, and J. B. Anderson. Pages 480-485. VIEW ABSTRACT | VIEW ARTICLE