July 1991

Volume 81, Number 7



Disease Control and Pest Management

The Analysis of Plasmid-Mediated Streptomycin Resistance in Erwinia amylovora. Chien -Shun Chiou, A. L. Jones. Pages 710-714. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Population Dynamics of Xanthomonas campestris pv. vesicatoria on Tomato Leaflets Treated with Copper Bactericides. J. B. Jones, S. S. Woltz, J. P. Jones, and K. L. Portier. Pages 714-719. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Correlation of Resistance and Susceptibility of Citrus to Alternaria alternata with Sensitivity to Host-Specific Toxins. K. Kohmoto, K. Akimitsu, and H. Otani. Pages 719-722. VIEW ABSTRACT  |   VIEW ARTICLE


Etiology

Serological and Biological Variability Among Papaya Ringspot Virus Type-W Isolates in Florida. C. A. Baker, H. Lecoq, and D. E. Purcifull. Pages 722-728. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Control and Pest Management

Induced Resistance and Phytoalexin Accumulation in Biological Control of Fusarium Wilt of Carnation by Pseudomonas sp. Strain WCS417r. R. van Peer, G. J. Niemann, and B. Schippers. Pages 728-734. VIEW ABSTRACT  |   VIEW ARTICLE


Etiology

The Effect of Free Water on the Potential Germinability of Cold-Dormant Urediniospores of Puccinia graminis f. sp. tritici. J. S. Melching, M. R. Bonde, and W. M. Dowler. Pages 734-738. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Biological Control of Pythium Damping-Off of Cotton with Seed-Coating Preparations of Gliocladium virens. C. R. Howell, . Pages 738-741. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

Selection of DNA Probes Useful for Isolate Identification of Two Pythium spp.. Frank N. Martin, . Pages 742-746. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

Tissue Print-Immunoblot, an Accurate Method for the Detection of Acremonium coenophialum in Tall Fescue. K. D. Gwinn, M. H. Collins-Shepard, B. B. Reddick. Pages 747-748. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Diversity of Xanthomonas campestris pv. citrumelo Strains Associated with Epidemics of Citrus Bacterial Spot in Florida Citrus Nurseries: Correlation of Detached Leaf, Monoclonal Antibody, and Restriction Fragment Length Polymorphism Assays. Tim R. Gottwald, A. M. Alvarez, J. S. Hartung, and A. A. Benedict. Pages 749-753. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Axenic Germination of Vesicular-Arbuscular Mycorrhizal Fungi: Effects of Selected Streptomyces Species. G. L. Tylka, R. S. Hussey, and R. W. Roncadori. Pages 754-759. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

Detection of Maize Dwarf Mosaic Onset in Northern Ohio. Raymond Louie, J. K. Knoke. Pages 760-765. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Variation in Cultural Morphology and Virulence Among Protoplast-Regenerated Isolates of Sclerotinia sclerotiorum. G. J. Boland, E. A. Smith. Pages 766-770. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

An Improved Selective Medium for the Assay of Septoria nodorum from Wheat Seed. Juju B. Manandhar, Barry M. Cunfer. Pages 771-773. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Colonization of Bean Flowers by Epicoccum purpurascens. Ting Zhou, R. D. Reeleder. Pages 774-778. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Reduction in the Rate and Duration of Grain Growth in Wheat Due to Stem Rust and Leaf Rust. M. T. McGrath, S. P. Pennypacker. Pages 778-787. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Anthracnose Development in Pure and Mixed Stands of the Pasture Legume Stylosanthes scabra. S. Chakraborty, A. N. Pettitt, D. F. Cameron, J. A. G. Irwin, and R. D. Davis. Pages 788-793. VIEW ABSTRACT  |   VIEW ARTICLE


Molecular Plant Pathology

Expression of Coat Protein Gene from Cucumber Mosaic Virus Strain C in Tobacco: Protection Against Infections by CMV Strains Transmitted Mechanically or by Aphids. Hector D. Quemada, Dennis Gonsalves, and Jerry L. Slightom. Pages 794-802. VIEW ABSTRACT  |   VIEW ARTICLE


Molecular Plant Pathology

A Pathogenicity Locus from Xanthomonas citri Enables Strains from Several Pathovars of X. campestris to Elicit Cankerlike Lesions on Citrus. Sanjay Swarup, Robert De Feyter, Ronald H. Brlansky, and Dean W. Gabriel. Pages 802-809. VIEW ABSTRACT  |   VIEW ARTICLE