September 1989

Volume 79, Number 9



Ecology and Epidemiology

Analysis and Mapping of the Spatial Spread of African Cassava Mosaic Virus Using Geostatistics and the Kriging Technique. R. Lecoustre, D. Fargette, C. Fauquet, and P. de Reffye. Pages 913-920. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Control and Pest Management

The Mode of Action of Phosphite: Evidence for Both Direct and Indirect Modes of Action on Three Phytophthora spp. in Plants. R. Smillie, B. R. Grant, and D. Guest. Pages 921-926. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Two-Dimensional Protein Patterns of Cereal Cyst Nematodes. V. R. Ferris, J. Faghihi, A. Ireholm, and J. M. Ferris. Pages 927-933. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Detection and Losses

Crop Losses in Corn Induced by Rhizoctonia solani AG-2-2 and Nematodes. Donald R. Sumner, Norman A. Minton. Pages 934-941. VIEW ABSTRACT  |   VIEW ARTICLE


Vector Relations

Characterization of a Nonspecifically Aphid-Transmitted CA-RPV Isolate of Barley Yellow Dwarf Virus. R. Creamer, B. W. Falk. Pages 942-946. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Detection and Losses

Determination of Population Densities of Corynebacterium sepedonicum in Potato Stems During the Growing Season. S. H. De Boer, M. McCann. Pages 946-951. VIEW ABSTRACT  |   VIEW ARTICLE


Etiology

Characterization of Dogwood Mosaic Nepovirus from Cornus florida. O. W. Barnett, B. B. Reddick, P. M. Burrows, and L. W. Baxter, Jr.. Pages 951-958. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

Detection and Measurement of Plant Disease Gradients in Peanut with a Multispectral Radiometer. Forrest W. Nutter, Jr., . Pages 958-963. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

Improved Detection of Potato Leafroll Virus in Plant Material and in Aphids. J. F. J. M. van den Heuvel, D. Peters. Pages 963-967. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Measuring Disease Progress in Pure and Mixed Stands of Plant Cultivars. Frank -M. Gumpert, . Pages 968-973. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Active Oxygen Production During a Bacteria-Induced Hypersensitive Reaction in Tobacco Suspension Cells. L. Dale Keppler, C. Jacyn Baker, and Merelee M. Atkinson. Pages 974-978. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Induced Systemic Resistance to Blue Mold: Early Induction and Accumulation of β-1,3-Glucanases, Chitinases, and Other Pathogenesis-Related Proteins (b-Proteins) in Immunized Tobacco. Sadik Tuzun, M. Nageswara Rao, Urs Vogeli, Christopher L. Schardl, and Joseph Kuć. Pages 979-983. VIEW ABSTRACT  |   VIEW ARTICLE


Etiology

Identification of Low-Virulence Strains of Xanthomonas campestris pv. oryzae from Rice in the United States. R. K. Jones, L. W. Barnes, C. F. Gonzalez, J. E. Leach, A. M. Alvarez, and A. A. Benedict. Pages 984-990. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Control and Pest Management

Erwinia herbicola as a Biocontrol Agent of Fusarium culmorum and Puccinia recondita f. sp. tritici on Wheat. H. -J. Kempf, G. Wolf. Pages 990-994. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

A Monoclonal Antibody Specific to Agrobacterium tumefaciens Biovar 3 and its Utilization for Indexing Grapevine Propagation Material. A. L. Bishop, T. J. Burr, V. L. Mittak, and B. H. Katz. Pages 995-998. VIEW ABSTRACT  |   VIEW ARTICLE


Special Topics

Floret Development and Teliospore Production in Bunt-Infected Wheat, in Planta and in Cultured Spikelets. E. J. Trione, V. O. Stockwell, and C. J. Latham. Pages 999-1002. VIEW ABSTRACT  |   VIEW ARTICLE