Holcomb, G. E. 2004. First report of southern blight of Ruellia brittoniana caused by Sclerotium rolfsii in Louisiana . Plant Disease 88:770.
Holcomb, G. E. 2003. First report of petunia blight caused by Choanephora cucurbitarum in the United States. Plant Disease 87:751.
Holcomb, G. E. and Carling, D. E. 2002. First report of web blight caused by Rhizoctonia solani on Catharanthus roseus in Louisiana. Plant Disease 86:1272.
Owings, A., Bates, D., Holcomb, G. E. and Bush, E. 2002. Minature and dwarf crape myrtles for Louisiana. Louisiana Agriculture 45(1):24-25.
Holcomb, G. E. 2001. First report of occurrence of Sclerotinia blight on petunia in Louisiana. Plant Disease 85:95.
Holcomb, G. E., Owings, A. D., Pollet, D. K., Hinson, R. A., Bush, E. W., Kuehny, J. S., McCrimmon, J., Johnson, S. J., Cox, P., Bates, D., and Raiford, T. J. 2001. Horticulture in the city. Louisiana Agriculture 44(2):25-27.
Hollier, C. A., Overstreet, C. and Holcomb, G. E. 2001. Rose diseases. Pub. 2613(rev.). LSU AgCenter. 11p.
Holcomb, G. E. 2000. A new leaf spot disease of camellias caused by the fungus Guignardia. American Camellia Yearbook 2000:47-49.
Holcomb, G. E. 2000. First report of downy mildew caused by Peronospora lamii on Salvia splendens and Salvia coccinea. Plant Disease 84:1154.
Holcomb, G. E. 2000. First report of Sclerotium rolfsii on Catharanthus roseus. Plant Disease 84:200.
Holcomb, G. E. and Carling, D. A. 2000. First report of leaf blight of Dianthus chinensis caused by Rhizoctonia solani. Plant Disease 84:1344.
Holcomb, G. E. and Valverde, R. A. 2000. First report of Oidium sp. powdery mildew and tomato spotted wilt tospovirus on Melampodium divaricatum. Plant Disease 84:1152.
Holcomb, G. E. 2000. Sodium bicarbonate (baking soda) controls ball moss. Louisiana Agriculture 43(3):27.
Holcomb, G. E. 1999. First report of powdery mildew caused by Oidium sp. on banana shrub (Michelia figo). Plant Disase 83:198.
Holcomb, G. E. 1999. First report of powdery mildew caused by Oidium sp. on Torenia fournieri. Plant Disease 83:878.
Holcomb, G. E., Valverde, R. A., Sim, J., and Nuss, J. 1999. First report on natural occurrence of tomato spotted wilt tospovirus in basil (Oscimum basilicum). Plant Disease 83:966.
Holcomb, G. E. 1998. First report of Choanephora flower spot and blight of periwinkle. Plant Disease 82:447.
Holcomb, G. E. 1998. First report of anthracnose of velvet ash caused by Discula fraxinea in Louisiana. Plant Disease 82:1401.
Holcomb, G. E. 1998. First report of fire blight on Indian hawthorn cultivar Olivia in Louisiana. Plant Disease 82:1402.
Holcomb, G. E., and Cox, P. J. 1998. First report of basil leaf spot caused by Pseudomonas cichorii in Louisiana and cultivar screening results. Plant Disease 82:1283.
Holcomb, G. E., Vann, S. R., and Buckley, J. B. 1998. First report of Cephaleuros virescens in Arkansas and its occurrence on cultivated blackberry in Arkansas and Louisiana. Plant Disease 82:263.
Holcomb, G. E., and Valverde, R. A. 1998. Natural infection of Salvia uliginosa with cucumber mosaic virus. HortScience 33:1215-1216.
Kuehny, J. S., Holcomb, G. E., Chang, Wen-Chy, and Branch, P. C. 1998. Chemical treatments to control Erwinia soft rot of calla rhizomes. HortTechnology 8:353-356.
PLHL 4000 – Introductory Plant Pathology (field trip on landscape plant diseases)
PLHL 4012 – Diseases of Horticultural Crops (section on nut, fruit, turf and
PLHL 4014 – Diseases of Economic Crops (section on nut, fruit, turf and
PLHL 7002 – Methods in Plant Pathology
PLHL 7003 – Disease Diagnosis and Control (guest lecturer)
PLHL 8800 – Practicum in Plant Pathology (section on turf and ornamental
Guest lecturer in HORT 2050, 3015, 4071, 4085, 4086, LA 2121 and to
Spring 2002 Master Gardener’s class
Miscellaneous Professional Activities:
Associate Editor of Journal of Plant Disease, 2004 - 2006
Reviewer for APS Press, Journal of Plant Disease and New
Zealand Journal of Crop and Horticultural Science
Professional Organization Committees:
American Phytopathological Society
Sustaining Associates Committee
Ornamentals and Turf Committee
B.S., University of Wisconsin, Platteville - 1959
Ph.D., University of Wisconsin, Madison - 1966