ARS : Guillermo Logarzo

Education

Degree: Doctor de la Universidad de Buenos Aires

Degree: Master of Science, New Mexico State University, EE.UU.

Degree: Licenciado en Ciencias Biológicas, UBA.

Positions at SABCL

1- Project Leader (1990- at present).

2- Research Technician (1987-1990).

3- Research Assistant (1986).

Participation in projects

Insects:

- Dungbeetles: 1986 – 1987

- Tobacco Budworm, Heliothis virecens: 1994 – 1995

- Tarnished plant bug, Lygus lineolaris: 1999 – 2001

- Glassy Winged Sharpshooter, Homalodisca vitripennis: 2001-2009

- Cactus moth, Cactoblastis cactorum: 2007 to date

- Harrisia cactus mealybug, Hypogeococcus pungens: 2010 to date

Weeds:

- Cocklebur, Xanthium strumarium: 1987-1993

- Hemp Sesbania, Sesbania exaltata & Rattlebush, S. drummondii: 1991-1993

- Creosote bush, Larrea tridentata: 1991-1993

Meetings

Authored or coauthored more than 40 presentations of research results in scientific meetings in the United States, United Kingdom, Switzerland, Chile, Brazil, and Argentina. The last ones are only presented.

1. Logarzo, G. A. E. Virla, and W. A. Jones. 2005. Presentation of the poster “Differences in the results between field and laboratory host range of three species of Gonatocerus (Mymaridae): implications for biocontrol”. In: IX European Workshop on Insect Parasitoids.5-9 September Cardiff Unniversity, Wales, UK.

2. Logarzo, G. A., E. Virla, and W. A. Jones. 2005. Presentation of the poster “Egg parasitoids from Argentina, potential candidates for the biological control of glassy-winged sharpshooter in the Unites States” In: Second International Symposium on Biological Control of Arthropods. 12-16 September, Davos Switzerland.

3. Jones, W. A., Logarzo, G. A., Virla, E. G., Luft, E. 2005. Presentation of the poster “Environmental risk assessment of egg parasitoids from South America: Nontarget field and laboratory host range in Argentina and the U.S”. In: Proceeding 6^th Pierce's Disease Research Symposium December 5 - 7, San Diego, California. pp 343-344.

4. Jones, W. A., Logarzo, G. A., Triapitsyn, S. V., Casas, M., Virla, E. G., And Purcell, A. H. 2005. Presentation of the poster “Biology and host range of 2 South American egg parasitoids (Hymenoptera: Mymaridae), possible biocontrol agents for glassy-winged sharpshooter (Say) (Hemiptera: Cidadellidae: Proconiini)”. In: Proc. 12th International Auchenorrhyncha Congress and 6th Intern. Workshop on Leafhoppers and Planthoppers of Economic Significance, August 7-12, University of California, Berkeley, Berkeley, California.

3. Logarzo, G. A., E. G. Virla, S. V. Triapitsyn, and J. H. de León. 2006. Neoclassical Biological Control of the GWSS (Homalodisca vitripennis) (Hemiptera, Cicadellidae) in the United States: exploration, specificity and evaluation of the egg parasitoids of Argentina. I Reunión Argentina de Prasitoides. San Carlos de Bariloche, Río Negro, Argentina. November 8-9, 2006.

6. de León, J. H. Logarzo, G. A. & S. V. Triapitsyn. 2006. Genetic characterization of Gonatocerus tuberculifemur from South America uncovers divergent clades: prospective egg parasitoid candidate agent for the Glassy-winged sharpshooter in California. In: Proceeding 7^th Pierce's Disease Research Symposium December 5 - 7, San Diego, California. pp 40-43.

7. de León, J. H. Logarzo, G. A. & S. V. Triapitsyn. 2006. The utility of the internal transcribed spacer region 2 (ITS2) in confirming species Boundaries in the genus Gonatocerus: comparison to the cytochrome oxidase Subunit 1 (COI) gene and taxonomic data: molecular key based on ITS2 sizes. In: Proceeding 7^th Pierce's Disease Research Symposium December 5 - 7, San Diego, California. pp 56-59.

8. Logarzo, G.A.; Varone, L.; Briano, J.A.; Lobos, E.; Ruiz, D.G.; Hight, S. 2009. Life tables of Cactoblastis cactorum (Berg) (Lepidoptera: Pyralidae) in cultivations of prickly pear cactus (Opuntia ficus-indica) in Argentina. In: Peter G. Mason, David R. Gillespie and Charles Vincent (Eds.). 2008. Proceedings of the Third International Symposium on Biological Control of Arthropods. Christchurch, New Zealand, 8-13 February 2009, United States Department of Agriculture, Forest Service, Morgantown, WV, FHTET-2008-06, December 2008, 636 p.

9. Logarzo, G.A.; Varone, L.; Briano, J.A.; Lobos, E.; Ruiz, D.G.; Hight, S. 2009. “Mortality factors in natural populations of Cactoblastis cactorum feeding in native and exotic (Mexican) Opuntia spp. In Argentina Mexico-USA Cactoblastis cactorum Conference, Cancún, Quintana Roo, México.4 August 2009.

10. Logarzo, G.A.; Varone, L.; Briano, J.A.;Hight, S., & J. Carpenter. 2010. Diverse mortality factors for Cactoblastis cactorum and the insects’ response in its native Argentine range. Proceedings of the 58th Annual Meeting of the Entomological Society of America. San Diego California, U.S.A. December 2010.

Publications