American Phytopathological Society Board & Staff. VIEW ABSTRACT | VIEW ARTICLE
Obituary
George F. Weber, 1894-1976. Phares Decker and D. A. Roberts. Page 143. VIEW ABSTRACT | VIEW ARTICLE
Obituary
Berch W. Henry, 1915-1977. F. F. Jewell. Page 144. VIEW ABSTRACT | VIEW ARTICLE
Etiology
Preliminary Studies on Binucleate Turfgrass Pathogens That Resemble Rhizoctonia solani. P. L. Sanders, L. L. Burpee, and H. Cole, Jr.. Pages 145-148. VIEW ABSTRACT | VIEW ARTICLE
Decay of Douglas-Fir by Sparassis radicata in Arizona. K. J. Martin, R. L. Gilbertson. Pages 149-154. VIEW ABSTRACT | VIEW ARTICLE
A New High-Temperature Phytophthora Pathogenic to Roots of Alfalfa. O. K. Ribeiro, D. C. Erwin, and R. A. Khan. Pages 155-161. VIEW ABSTRACT | VIEW ARTICLE
Identification of Phytophthora Species by Disc Electrophoresis. H. S. Gill, G. A. Zentmyer. Pages 163-167. VIEW ABSTRACT | VIEW ARTICLE
Interactions of Microsphaera diffusa with Soybeans and Other Legumes. Julia S. Mignucci, D. W. Chamberlain. Pages 169-173. VIEW ABSTRACT | VIEW ARTICLE
Grasses Native or Adventive to the United States as New Hosts of Maize Dwarf Mosaic and Sugarcane Mosaic Viruses. Eugen Rosenkranz. Pages 175-179. VIEW ABSTRACT | VIEW ARTICLE
Carnation Etched Ring Virus: Purification, Stability of Inclusions, and Properties of the Nucleic Acid. R. H. Lawson, E. L. Civerolo. Pages 181-188. VIEW ABSTRACT | VIEW ARTICLE
Physiology and Biochemistry
Isolation From Three Species of Colletotrichum of Glucan-Containing Polysaccharides That Elicit Browning and Phytoalexin Production in Bean. Anne J. Anderson. Pages 189-194. VIEW ABSTRACT | VIEW ARTICLE
Effects of Ozone on the Sporulation, Germination, and Pathogenicity of Botrytis cinerea. Charles R. Krause, T. Craig Weidensaul. Pages 195-198. VIEW ABSTRACT | VIEW ARTICLE
Isolation and Partial Characterization of Virus Inhibitors From Plant Species Taxonomically Related to Phytolacca. Salvatore Grasso, Robert J. Shepherd. Pages 199-205. VIEW ABSTRACT | VIEW ARTICLE
Ecology and Epidemiology
The Effect of Climate Variability on Stripe Rust of Wheat in the Pacific Northwest. Stella Melugin Coakley. Pages 207-212. VIEW ABSTRACT | VIEW ARTICLE
Effects of Simulated Acidic Rain on Host-Parasite Interactions in Plant Diseases. D. S. Shriner. Pages 213-218. VIEW ABSTRACT | VIEW ARTICLE
Effects of Dew-Period Temperature on Germination of Conidia and Systemic Infection of Maize by Sclerospora sorghi. M. R. Bonde, C. G. Schmitt, and R. W. Dapper. Pages 219-222. VIEW ABSTRACT | VIEW ARTICLE
Cercospora apii Damage of Celery—Effects of Plant Spacing and Growth on Raised Beds. J. O. Strandberg, J. M. White. Pages 223-226. VIEW ABSTRACT | VIEW ARTICLE
Dissemination and Survival of Pseudomonas alboprecipitans Ascertained by Disease Distribution. R. D. Gitaitis, R. E. Stall, and J. O. Strandberg. Pages 227-231. VIEW ABSTRACT | VIEW ARTICLE
Resistance
Resistance to Race 0 of Phytophthora parasitica var. nicotianae in Tissue Cultures of a Tobacco Breeding Line with Black Shank Resistance Derived from Nicotiana longiflora. Dale M. Maronek, James W. Hendrix. Pages 233-234. VIEW ABSTRACT | VIEW ARTICLE
Protection of Tobacco Against Phytophthora parasitica var. nicotianae by Cultivar-Nonpathogenic Races, Cell-Free Sonicates, and Pratylenchus penetrans. John L. Mc Intyre, P. M. Miller. Pages 235-239. VIEW ABSTRACT | VIEW ARTICLE
Disease Control and Pest Management
Uneven Distribution of Tobacco Streak Virus in Santiam Blackberry Before and After Heat Therapy. Richard H. Converse. Pages 241-244. VIEW ABSTRACT | VIEW ARTICLE
Techniques
Detection and Manipulation of Resistance to Septoria nodorum in Wheat. A. L. Scharen, J. M. Krupinsky. Pages 245-248. VIEW ABSTRACT | VIEW ARTICLE
Use of Direct and Indirect Immunofluorescence Tests for Identification of Xanthomonas campestris. N. W. Schaad. Pages 249-252. VIEW ABSTRACT | VIEW ARTICLE
