American Phytopathological Society Board & Staff. VIEW ABSTRACT | VIEW ARTICLE
Buildup of a Pathogen Subpopulation Resistant to a Systemic Fungicide Under Various Control Strategies: A Flexible Simulation Model. Yehouda Levy, Rachel Levi, and Yigal Cohen. Pages 1475-1480. VIEW ABSTRACT | VIEW ARTICLE
Phytophthora Root and Crown Rot of Walnut Trees. S. M. Mircetich, M. E. Matheron. Pages 1481-1488. VIEW ABSTRACT | VIEW ARTICLE
Properties and Classification of a Potexvirus Isolated from Three Plant Species in Argentina. O. Gracia, R. Koenig, and D.-E. Lesemann. Pages 1488-1492. VIEW ABSTRACT | VIEW ARTICLE
In Vitro Resistance of Embryos of Pinus taeda to Cronartium quercuum f. sp. fusiforme: Ultrastructure and Histology. D. J. Gray, H. V. Amerson. Pages 1492-1499. VIEW ABSTRACT | VIEW ARTICLE
Factors Affecting Spore Liberation by Cladosporium carpophilum. T. R. Gottwald. Pages 1500-1505. VIEW ABSTRACT | VIEW ARTICLE
A Comparison of Three Potyviruses by Direct Hybridization Analysis. B. B. Reddick, O. W. Barnett. Pages 1506-1510. VIEW ABSTRACT | VIEW ARTICLE
Periwinkle Wilt Bacterium: Axenic Culture, Pathogenicity, and Relationships to Other Gram-Negative, Xylem-Inhabiting Bacteria. M. J. Davis, B. C. Raju, R. H. Brlansky, R. F. Lee, L. W. Timmer, R. C. Norris, and R. E. McCoy. Pages 1510-1515. VIEW ABSTRACT | VIEW ARTICLE
Competition Between Metalaxyl-Resistant and -Sensitive Strains of Pseudoperonospora cubensis on Cucumber Plants. Yigal Cohen, Moshe Reuveni, and Yair Samoucha. Pages 1516-1520. VIEW ABSTRACT | VIEW ARTICLE
Reduction of Pseudomonas syringae pv. morsprunorum on Montmorency Sour Cherry with Copper and Dynamics of the Copper Residues. B. D. Olson, A. L. Jones. Pages 1520-1525. VIEW ABSTRACT | VIEW ARTICLE
A 7-Day Recording Volumetric Spore Trap. David M. Gadoury, William E. MacHardy. Pages 1526-1531. VIEW ABSTRACT | VIEW ARTICLE
Evaluation of Tetrazolium Bromide as a Vital Stain for Fungal Oospores. Elizabeth D. Sutherland, Sue D. Cohen. Pages 1532-1535. VIEW ABSTRACT | VIEW ARTICLE
Physicochemical Characterization of Maize Mosaic Virus. B. W. Falk, J. H. Tsai. Pages 1536-1539. VIEW ABSTRACT | VIEW ARTICLE
Phloem-Limited Prokaryotes in Sieve Elements Isolated by Enzyme Treatment of Diseased Plant Tissues. I. -M. Lee, R. E. Davis. Pages 1540-1543. VIEW ABSTRACT | VIEW ARTICLE
Effect of Composted Sewage Sludge on Several Soilborne Pathogens and Diseases. R. D. Lumsden, J. A. Lewis, and P. D. Millner. Pages 1543-1548. VIEW ABSTRACT | VIEW ARTICLE
Colonization of Wheat Roots by a Fluorescent Pseudomonad Suppressive to Take-All. D. M. Weller. Pages 1548-1553. VIEW ABSTRACT | VIEW ARTICLE
Effects of a Necrosis-Inducing Isolate of Alfalfa Mosaic Virus on Stand Loss in Tomatoes. D. A. Knorr, F. F. Laemmlen, and W. O. Dawson. Pages 1554-1558. VIEW ABSTRACT | VIEW ARTICLE
A Critical-Point Yield Loss Model for Cylindrocladium Black Rot of Peanut. J. K. Pataky, M. K. Beute, J. C. Wynne, and G. A. Carlson. Pages 1559-1563. VIEW ABSTRACT | VIEW ARTICLE
Pathogenicity and Host Specificity of Rhizoctonia solani Isolated from Carrots. M. P. Grisham, N. A. Anderson. Pages 1564-1569. VIEW ABSTRACT | VIEW ARTICLE
Identification of Double-Stranded RNAs Associated with Barley Yellow Dwarf Virus Infection of Oats. F. E. Gildow, M. E. Ballinger, and W. F. Rochow. Pages 1570-1572. VIEW ABSTRACT | VIEW ARTICLE
Introduction. S. P. Pennypacker. Page 1575. VIEW ABSTRACT | VIEW ARTICLE
Estimating Disease Severity of Single Plants. S. E. Lindow. Pages 1576-1581. VIEW ABSTRACT | VIEW ARTICLE
Coupling Pests to Crop Growth Simulators to Predict Yield Reductions. K. J. Boote, J. W. Jones, J. W. Mishoe, and R. D. Berger. Pages 1581-1587. VIEW ABSTRACT | VIEW ARTICLE
Estimating and Interpreting Disease Intensity and Loss in Commercial Fields. P. S. Teng. Pages 1587-1590. VIEW ABSTRACT | VIEW ARTICLE
Measuring and Modeling Crop Losses at the Field Level. L. V. Madden. Pages 1591-1596. VIEW ABSTRACT | VIEW ARTICLE
Global Crop Condition Assessment. James R. Hickman. Pages 1597-1600. VIEW ABSTRACT | VIEW ARTICLE