June 1991

Volume 81, Number 6



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 587-590. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Responses of Nodulation to Various Combinations of Bradyrhizobium japonicum Strains, Soybean Cultivars, and Races of Heterodera glycines. M. P. Ko, Pi-Yu Huang, Jeng-Sheng Huang, and K. R. Barker. Pages 591-595. VIEW ABSTRACT  |   VIEW ARTICLE


Cytology and Histology

Ultrastructural Morphology of Uromyces transversalis Infection of Resistant and Susceptible Gladiolus Hosts and a Nonhost, Zea mays. J. F. Ferreira, F. H. J. Rijkenberg. Pages 596-602. VIEW ABSTRACT  |   VIEW ARTICLE


Techniques

Serological Differentiation of Some Strains of Alfalfa Mosaic Virus with Polyclonal Antibodies. M. R. Hajimorad, R. I. B. Francki. Pages 603-610. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Ratio Between Virtual and Visual Lesion Size as a Measure to Describe Reduction in Leaf Photosynthesis of Rice Due to Leaf Blast. L. Bastiaans, . Pages 611-615. VIEW ABSTRACT  |   VIEW ARTICLE


Postharvest Pathology and Mycotoxins

Promotion of Infection of Orange Fruit by Penicillium digitatum with a Strain of Pseudomonas cepacia. Yong Huang, B. J. Deverall, and S. C. Morris. Pages 615-618. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Characterization of the Extracellular Polysaccharide Produced by Clavibacter michiganensis subsp. michiganensis. R. W. van den Bulk, L. P. T. M. Zevenhuizen, J. H. G. Cordewener, and J. J. M. Dons. Pages 619-623. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Identification of a Gene for Resistance to Wheat Streak Mosaic Virus in Maize. Michael D. McMullen, Raymond Louie. Pages 624-627. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Plasmid, Genomic, and Bacteriocin Diversity in U.S. Strains of Xanthomonas campestris pv. oryzae. G. -W. Xu, C. F. Gonzalez. Pages 628-631. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Relationship of Calcium to Potato Scab. D. H. Lambert, F. E. Manzer. Pages 632-636. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Seasonal Incidence of Fungi in Symptomless Cranberry Leaves and Fruit Treated with Fungicides During Bloom. Steven N. Jeffers, . Pages 636-644. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Potential of Gliocladium roseum for Biocontrol of Verticillium dahliae. A. P. Keinath, D. R. Fravel, and G. C. Papavizas. Pages 644-648. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Occurrence and Properties of Copper-Tolerant Strains of Pseudomonas syringae Isolated from Fruit Trees in California. G. L. Andersen, O. Menkissoglou, and S. E. Lindow. Pages 648-656. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Control and Pest Management

Epiphytic Populations of Xanthomonas campestris pv. vesicatoria and Bacterial Spot of Tomato as Influenced by Nitrogen and Potassium Fertilization. R. G. McGuire, J. B. Jones, C. D. Stanley, and A. A. Csizinszky. Pages 656-660. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Relationships Among Ear Morphology, Western Flower Thrips, and Fusarium Ear Rot of Corn. J. J. Farrar, R. M. Davis. Pages 661-666. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Population Dynamics of Strains of Xanthomonas campestris Differing in Aggressiveness on Swingle Citrumelo and Grapefruit. D. S. Egel, J. H. Graham, and T. D. Riley. Pages 666-671. VIEW ABSTRACT  |   VIEW ARTICLE


Genetics

Nitrate Non-Utilizing Mutants of Colletotrichum and Their Use in Studies of Vegetative Compatibility and Genetic Relatedness. Nancy L. Brooker, John F. Leslie, and Martin B. Dickman. Pages 672-677. VIEW ABSTRACT  |   VIEW ARTICLE


Ecology and Epidemiology

Characterization of Epiphytic Xanthomonas campestris pv. phaseoli and Pectolytic Xanthomonads Recovered from Symptomless Weeds in the Dominican Republic. Rosendo Angeles- Ramos, Anne K. Vidaver, and Paula Flynn. Pages 677-681. VIEW ABSTRACT  |   VIEW ARTICLE


Physiology and Biochemistry

Response of Douglas-Fir to Infection by Armillaria ostoyae After Thinning or Thinning Plus Fertilization. J. A. Entry, K. Cromack, Jr., R. G. Kelsey, and N. E. Martin. Pages 682-689. VIEW ABSTRACT  |   VIEW ARTICLE