American Phytopathological Society Board & Staff. VIEW ABSTRACT | VIEW ARTICLE
Disease Detection and Losses
The Role of Monosporascus eutypoides in a Collapse of Melon Plants in an Arid Area of Israel. R. Reuveni, J. Krikun, and U. Shani. Pages 1223-1226. VIEW ABSTRACT | VIEW ARTICLE
Genetics
A Growth Chamber Comparison of Traits of Aggressiveness in Sexual and Asexual Populations of Puccinia coronata. J. H. Oard, M. D. Simons. Pages 1226-1229. VIEW ABSTRACT | VIEW ARTICLE
Techniques
Predicting Potential Fungicide Resistance in Fungal Populations by Using a Continuous Culturing Technique. W. J. McPhee, Earle R. Nestmann. Pages 1230-1233. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Sensitivity of Eastern White Pine Clones to Acute Doses of Ozone, Sulfur Dioxide, or Nitrogen Dioxide. Yaw-Shing Yang, John M. Skelly, and Boris I. Chevone. Pages 1234-1237. VIEW ABSTRACT | VIEW ARTICLE
Techniques
Quantitative Inoculation with Erysiphe pisi to Assess Variation of Infection Efficiency on Peas. P. Reeser, D. J. Hagedorn, and D. I. Rouse. Pages 1238-1240. VIEW ABSTRACT | VIEW ARTICLE
Physiology and Biochemistry
Effect of Sodium Dextran Sulfate on Some Isometric Plant Viruses. J. H. Tremaine, W. P. Ronald, and E. M. McGauley. Pages 1241-1246. VIEW ABSTRACT | VIEW ARTICLE
Techniques
An Aspiration System for Meteorological Sensors Used in Epidemiological Studies. J. M. Davis, R. I. Bruck, G. B. Runion, and F. L. Mowry. Pages 1246-1249. VIEW ABSTRACT | VIEW ARTICLE
Postharvest Pathology and Mycotoxins
Genotypic Differences in Reaction of Stored Corn Kernels to Attack by Selected Aspergillus and Penicillium spp.. F. A. Cantone, J. Tuite, L. F. Bauman, and R. Stroshine. Pages 1250-1255. VIEW ABSTRACT | VIEW ARTICLE
Techniques
Evaluation of a New Field Screening Technique for Smut Resistance in Pearl Millet. R. P. Thakur, K. V. Subba Rao, and R. J. Williams. Pages 1255-1258. VIEW ABSTRACT | VIEW ARTICLE
Techniques
Assay for Maize Stripe Virus-Infected Plants by Using Antiserum Produced to a Purified Noncapsid Protein. B. W. Falk, J. H. Tsai. Pages 1259-1262. VIEW ABSTRACT | VIEW ARTICLE
Physiology and Biochemistry
Effect of an Ozone Injury Retardant Chemical on Isozyme Profiles from Alfalfa Callus in Vitro. John P. Rier, Jr., Virendar K. Sood, Aaron Whitaker, and Colin Watson. Pages 1262-1266. VIEW ABSTRACT | VIEW ARTICLE
Disease Detection and Losses
Morphological Variation in Epicuticular Wax of SO2-Sensitive and -Tolerant Eastern White Pine Clones. C. R. Krause, D. B. Houston. Pages 1266-1269. VIEW ABSTRACT | VIEW ARTICLE
Etiology
Bacterial Species Associated with Wetwood of Elm. C. W. Murdoch, R. J. Campana. Pages 1270-1273. VIEW ABSTRACT | VIEW ARTICLE
Genetics
Basidiocarp Induction, Nuclear Condition, Variability, and Heterokaryon Incompatibility in Athelia (Sclerotium) rolfsii. Z. K. Punja, R. G. Grogan. Pages 1273-1278. VIEW ABSTRACT | VIEW ARTICLE
Genetics
Hyphal Interactions and Antagonism Among Field Isolates and Single-Basidiospore Strains of Athelia (Sclerotium) rolfsii. Z. K. Punja, R. G. Grogan. Pages 1279-1284. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Nature of Suppression of Pythium splendens in a Pasture Soil in South Kohala, Hawaii. C. W. Kao, W. H. Ko. Pages 1284-1289. VIEW ABSTRACT | VIEW ARTICLE
Etiology
Association of Maize Rough Dwarf Virus with Mal de Rio Cuarto in Argentina. Robert G. Milne, Guido Boccardo, Elena Dal Bó, and Fernando Nome. Pages 1290-1292. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Aggressiveness of Random and Selected Isolates of Verticillium dahliae from Cotton and the Quantitative Relationship of Internal Inoculum to Defoliation. L. J. Ashworth, Jr.. Pages 1292-1295. VIEW ABSTRACT | VIEW ARTICLE
Physiology and Biochemistry
Effect of Chlorophenoxy Herbicides on Soluble Sugars and on Pathogenesis by Drechslera sorokiniana in Sequentially Senescent Leaves of Poa pratensis. James P. Madsen, Clinton F. Hodges. Pages 1296-1299. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Survival of Pseudomonas solanacearum in Selected North Carolina Soils. W. C. Nesmith, S. F. Jenkins, Jr.. Pages 1300-1304. VIEW ABSTRACT | VIEW ARTICLE
Genetics
Vegetative Compatibility Groups within Verticillium dahliae. J. E. Puhalla, M. Hummel. Pages 1305-1308. VIEW ABSTRACT | VIEW ARTICLE
Vector Relations
Occurrence of Pierce's Disease Bacteria in Plants and Vectors in California. Boligala C. Raju, Austin C. Goheen, and Norman W. Frazier. Pages 1309-1313. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Susceptibility of Representative Native Mississippi Grasses in Six Subfamilies to Maize Dwarf Mosaic Virus Strains A and B and Sugarcane Mosaic Virus Strain B. Eugen Rosenkranz. Pages 1314-1321. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Effects of Pregermination of Pea and Cucumber Seeds and of Seed Treatment with Enterobacter cloacae on Rots Caused by Pythium spp.. Y. Hadar, G. E. Harman, A. G. Taylor, and J. M. Norton. Pages 1322-1325. VIEW ABSTRACT | VIEW ARTICLE
Physiology and Biochemistry
Production of Zinniol by Alternaria tagetica and its Phytotoxic Effect on Tagetes erecta. P. J. Cotty, I. J. Misaghi, and R. B. Hine. Pages 1326-1328. VIEW ABSTRACT | VIEW ARTICLE
Techniques
Amylovorin-Induced Shoot Wilting: Lack of Correlation with Susceptibility to Erwinia amylovora. Steven V. Beer, Thomas M. Sjulin, and Herb S. Aldwinckle. Pages 1328-1333. VIEW ABSTRACT | VIEW ARTICLE
Etiology
Crown Rot of Alfalfa in Utah. Victoria Turner, Neal K. Van Alfen. Pages 1333-1337. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
Incidence of Verticillium nigrescens in Soybeans. S. J. Vesper, J. T. Turner, Jr., and D. V. Phillips. Pages 1338-1340. VIEW ABSTRACT | VIEW ARTICLE
Annual Meeting Abstracts
Abstracts of the Annual Meeting of the Northeastern Division of the APS. Pages 1341-1348. VIEW ABSTRACT | VIEW ARTICLE
