Gerard T. Berggren, Jr.
Professor & Department Head

Publications/Presentations/Patents

Refereed Journal Articles
Black, B. D., G. B. Padgett, J. S. Russin, J. L. Griffin, J. P. Snow, and G. T. Berggren. 1996. Potential weed hosts for Diaporthe phaseolorum var. caulivora the causal agent for soybean stem canker. Plant Disease 80:763-765.

Kousik, C. S., J. P. Snow, G. T. Berggren, and B. G. Harville. 1995. Effect of temperature on virulence of Rhizoctonia solani on soybean leaves and seedlings. Plant Pathology 44:580-586.

Kousik, C. S., J. P. Snow, and G. T. Berggren. 1994. Factors affecting infection cushion development by Rhizoctonia solani Ag-IA and IB on soybean leaves. Plant Pathology 43:237-244.

Padgett, G. B., J. S. Russin, J. P. Snow, D. J. Boethel, and G. T. Berggren. 1994. Interactions among the soybean looper (Lepidoptera: Noctuidte), three cornered alfalfa hopper (Homoptera: Membracidae), stem canker, and red crown rot in soybean. Journal Entomology Science, pp. 110-119.

Subbarao, K. V., J. P. Snow, G. T. Berggren, J. P. Damicone, and G. B. Padgett. 1992. Analysis of Stem Canker Epidemics in irrigated and non-irrigated conditions on differentially susceptible soybean cultivars. Phytopathology 82:1251-1256.

Berner, D. K., G. T. Berggren, and J. P. Snow. 1991. Effects of Glyphosate on Calonectria crotalariae and Red Crown Rot in Soybean. Plant Disease 75:809-813.

Yang, X. B., J. P. Snow, and G. T. Berggren. 1991. Patterns of Rhizoctonia Foliar Blight on Soybean and Effect of Aggregation on Disease Development. Phytopathology 81:287-293.

Damicone, J. P., J. P. Snow, and G. T. Berggren. 1990. Spatial and temporal spread of soybean stem canker from an inoculum point source. Phytopathology 80:571-578.

Joye, G. F., G. T. Berggren, and K. K. Berner. 1990. Effects of row spacing and within-row plant population on Rhizoctonia aerial blight of soybean and soybean yield. Plant Disease 74:158-160.

Russin, J. S., M. B. Layton, D. J. Boethel, E. C. McGawley, J. P. Snow, and G. T. Berggren. 1990. Growth, nodule development and N2-Fixing ability in Soybean damaged by an insect-fungus-nematode pest complex. Journal of Economic Entomology 83(1):247-254.

Subbarao, K. V., G. T. Berggren, and J. P. Snow. 1990. Characterization of leaf rust epidemics in Louisiana. Phytopathology 80:402-410.

Book and Book Chapter Contributions
Snow, J. P., and G. T. Berggren. 1992. Disease Management in Soybean: Use of Chemical Control and Application Technology. pp. 224-231 in: Pest Management in Soybean. L. G. Copping, M. B. Green, and R. T. Ress, editors. Elsevier Applied Science, London.

Berggren, G. T. 1989. Root and Lower Stem Diseases and Aerial Blight. pp. 6-10, 17 in: Soybean Disease Atlas 2nd edition. P. D. Coyler, ed. L. S. U. Agricultural Center and The Southern Soybean Disease Workers.

Berggren, Jr., G. T., and J. P. Snow. 1989. Rhizoctonia aerial blight. pp. 23-24 in: Compendium of Soybean Diseases 3rd edition. J. B. Sinclair and P. A. Backman, eds. The American Phytopathological Soc., St. Paul, MN.

Berggren, Jr., G. T., and J. P. Snow. 1989. Red Crown Rot. pp. 44 in: Compendium of Soybean Diseases 3rd edition. J. B. Sinclair and P. A. Backman, eds. The American Phytopathological Soc., St. Paul, MN.

Snow, J. P., and G. T. Berggren, Jr. 1989. Target Spot. pp. 27-28 in: Compendium of Soybean Diseases 3rd edition. J. B. Sinclair and P. A. Backman, eds. The American Phytopathological Soc., St. Paul, MN.

Semi-Technical Articles
Simoneaux, W. D., G. T. Berggren, Jr., T. Clark, R. Chaney, M. M. Eichhorn, D. Redfearn, and B. C. Venuto. 1997. Forage Production of Bermudagrass Varieties on Mississippi Delta Soils. Louisiana Cattleman, pp. 14-16.

Simoneaux, W. D., G. T. Berggren, Jr., T. P. Clark, C. R. Chaney, B. C. Venuto, M. M. Eichhorn, Jr., and D. Redfearn. 1997. Bermudagrass varieties show promise for hay production on Mississippi delta soils. Louisiana Agriculture 40(2):14.

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