May 1996

Volume 80, Number 5


FOCUS

The Latest in Plant Pathology and Nematology. Page 467. View Article.


Feature.

Ash Yellows and Lilac Witches'-Broom: Phytoplasmal Diseases of Concern in Forestry and Horticulture. W. A. Sinclair, H. M. Griffiths, and R. E. Davis. Page: 468. VIEW ARTICLE


New Diseases and Epidemics.

Nematode Angular Leaf Spot of Dry Bean in Wyoming. G. D. Franc, C. M.-S. Beaupre, F. A. Gray, and R. D. Hall. Page: 476. VIEW ABSTRACT  |   VIEW ARTICLE


Research.

Differences Among Isolates of Pyrenophora tritici-repentis in Production of Conidia on Wheat Leaves. R. W. Rodriguez, W. W. Bockus. Page: 478. VIEW ABSTRACT  |   VIEW ARTICLE


Aspergillus Species and Mycotoxins in Figs from California Orchards. M. A. Doster, T. J. Michailides, and D. P. Morgan. Page: 484. VIEW ABSTRACT  |   VIEW ARTICLE


Modeling Winter and Early Spring Survival of Puccinia reconditai n Wheat Nurseries During 1980 to 1993. M. G. Eversmeyer, C. L. Kramer. Page: 490. VIEW ABSTRACT  |   VIEW ARTICLE


Identification of Erwinia carotovora from Soft Rot Diseased Plants by Random Amplified Polymorphic DNA (RAPD) Analysis. Jean Guy Parent, Michel Lacroix, Daniele Page, Lise Vezina and Sylvain Vegiard. Page: 494. VIEW ABSTRACT  |   VIEW ARTICLE


Quantitative-Genetic Basis of Aggressiveness of 42 Isolates of Fusarium culmorum for Winter Rye Head Blight. T. Miedaner, Gudrun Gang and H. H. Geiger. Page: 500. VIEW ABSTRACT  |   VIEW ARTICLE


Inoculum Density and Infection Efficiency of Conidia and Conidiophores of Isolates of Pyrenophora tritici-repentis. C. K. Evans, R. M. Hunger, and W. C. Siegerist Page: 505. VIEW ABSTRACT  |   VIEW ARTICLE


Characterization, Virulence, and Genetic Variation of Rhizoctonia solani AG-9in Alberta. J. Yang, P. D. Kharbanda, and D. W. McAndrew. Page: 513. VIEW ABSTRACT  |   VIEW ARTICLE


Comparison of PCR, ELISA, and DNA Hybridization for the Detection of Clavibacter michiganensis subsp. sepedonicus in Field-Grown Potatoes. S. A. Slack, J. L. Drennan, A. A. G. Westra, N. C. Gudmestad, and A. E. Oleson. Page: 519. VIEW ABSTRACT  |   VIEW ARTICLE


Pathogenicity of Fungi Associated with Crown Rot of Bananas in Latin Americaon Grande Naine and Disease-Resistant Hybrid Bananas. Douglas H. Marin, Turner B. Sutton, Sylvia M. Blankenship, and William H. Swallow. Page: 525. VIEW ABSTRACT  |   VIEW ARTICLE


Wet Seed Treatments for the Control of Bacterial Fruit Blotch of Watermelon. D. L. Hopkins, J. D. Cucuzza and J. C. Watterson. Page: 529. VIEW ABSTRACT  |   VIEW ARTICLE


Epidemiology and Incidence of Beet Curly Top Geminivirus in Naturally Infected Weed Hosts. R. Creamer, M. Luque-Williams, and M. Howo. Page: 533. VIEW ABSTRACT  |   VIEW ARTICLE


Identification and Differentiation of Prunus Virus Isolates that Cross-React with Plum Pox Virus and Apple Stem Pitting Virus Antisera. Delano James, Sharon E. Godkin, Kenneth C. Eastwell, and Donald J. MacKenzie. Page: 536. VIEW ABSTRACT  |   VIEW ARTICLE


Physical Modes of Action of Petroleum and Plant Oils on Powdery and Downy Mildews of Grapevines. J. Northover, K. E. Schneider. Page: 544. VIEW ABSTRACT  |   VIEW ARTICLE


Detection of Sweet Potato Virus Disease-Associated Closterovirus in a Sweet Potato Accession in the United States. G. Pio Ribeiro, S. Winter, R. L. Jarret, J. W. Demski, and Richard I. Hamilton. Page: 551. VIEW ABSTRACT  |   VIEW ARTICLE


Differential Spore Production by Botrytis cinerea on Agar Mediumand Plant Tissue Under Near-Ultraviolet Light-Absorbing Polyethylene Film. P. C. Nicot, B. E. Vaissiere, and J. Lagier. Page: 555. VIEW ABSTRACT  |   VIEW ARTICLE


Losses in Fresh-Market Tomato Production in Florida Due to Target Spot and Bacterial Spot and the Benefits of Protectant Fungicides. Ken Pernezny, Lawrence E. Datnoff, Thomas Mueller, and Janice Collins. Page: 559. VIEW ABSTRACT  |   VIEW ARTICLE


Soil Amendment with Cabbage Residue and Crop Rotationto Reduce Gummy Stem Blight and Increase Growth and Yield of Watermelon. Anthony P. Keinath. Page: 564. VIEW ABSTRACT  |   VIEW ARTICLE


Control of Rotylenchulus reniformis on Pineapple with Emulsifiable 1,3-Dichloropropene. B. S. Sipes, D. P. Schmitt. Page: 571. VIEW ABSTRACT  |   VIEW ARTICLE


Relative Resistances of Potato Clones in Response to New and Old Populations of Phytophthora infestans. D. A. Inglis, D. A. Johnson, D. E. Legard, W. E. Fry, and P. B. Hamm. Page: 575. VIEW ABSTRACT  |   VIEW ARTICLE


Characteristics of Populations of Phytophthora infestans from Potato in British Columbia and Other Regions of Canada During 1993 to 1995. C. I. Chycoski, Z. K. Punja. Page: 579. VIEW ABSTRACT  |   VIEW ARTICLE


Association of a Badnavirus with Citrus Mosaic Disease in India. Y. S. Ahlawat, R. P. Pant, E. L. Lockhart, M. Srivastava, N. K. Chakraborty, and A. Varma. Page: 590. VIEW ABSTRACT  |   VIEW ARTICLE


Resistance to Kernel Infection by Fusarium moniliforme in the Sweet Corn Inbred IL125b. C. Nankam, J. K. Pataky. Page: 593. VIEW ABSTRACT  |   VIEW ARTICLE


Disease Notes.

Detection of Cladosporium uredinicola in Pustules of Chrysanthemum White Rust (Puccinia horiana). W. Sheta. Page: 599. VIEW NOTE


First Report of Oakleaf Hydrangea Bacterial Leaf Spot Caused by a Pathovar of Xanthomonas campestris. W. Uddin, S. M. McCarter, and R. D. Gitaitis. Page: 599. VIEW NOTE


First Report of Bacterial Spot of Celery Caused by Pseudomonas cichorii in Argentina. A. M. Alippi. Page: 599. VIEW NOTE


Unique Symptoms on Stored Carrots and White Mold on Hairy Vetch Caused by Sclerotinia sclerotiorum in Finland. H. Koponen, J. P. T. Valkonen. Page: 599. VIEW NOTE


Occurrence of Pestalotiopsis microspora on Torreya taxifolia in Florida. M. W. Schwartz, D. J. Porter, S. M. Hermann, and G. Strobel. Page: 600. VIEW NOTE


Fusarium Wilt of Common Bean in the Castilla y Leon Region of Spain. J. M. Diaz-Minguez , F. M. Alves-Santos, E. P. Benito, and A.P. Eslava. Page: 600. VIEW NOTE