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CURRICULUM VITAE
NAME: Gloria DeGrandi-Hoffman
ADDRESS: Carl Hayden Bee Research Center
USDA-ARS
2000 East Allen Road
Tucson, AZ 85719
Phone: 520-670-6380 (104) FAX: 520-670-6493
e-mail: Gloria.Hoffman@ars.usda.gov
EDUCATION:
Ph.D. 1983 Michigan State University, Entomology
M.S. 1980 Pennsylvania State University, Entomology
B.S. 1975 Pennsylvania State University, Biology
PROFESSIONAL EXPERIENCE:
2002- present Research Leader and Location Coordinator, Carl Hayden Bee Research
Center, Tucson, AZ
1999 – present Adjunct Professor, Dept. of Entomology, University of Arizona, Tucson,
AZ
1991- 2002 Lead Scientist, USDA-ARS, Carl Hayden Bee Research Center, Tucson, AZ
1990-present Member of the Center for Insect Science, The University of Arizona, Tucson, AZ
1986-2002 Research Entomologist, USDA-ARS, Carl Hayden Bee Research Center, Tucson, AZ.
1985-1986 Research Associate, USDA-ARS, Carl Hayden Bee Research Center, Tucson, AZ.
1983-1985 Research Associate, Department of Entomology, Michigan State University, East Lansing, MI
Offices and Committee Assignments in Professional and Honorary Societies:
- Appointed regional U.S. representative for the International Bee Research
Association (Great Britain), 1990-present.
- Elected Chair of Western Regional Cooperative Research Committee (WRCC-
37; Optimizing Pollination of Agricultural Crops), 1988-1990
- Elected to the Editorial Board of Thomas Say Publications of the Entomological Society of America, 1997-2001
- Elected Chair of W-180 Research Coordinating Committee, Identification, Behavioral Ecology, Genetics, and Management of African Honey Bees, 1993-present
- Chaired the W-180 (Identification, behavioral ecology, genetics and management of African honey bees) Committee to write the proposal for continuation of the committee's activities for five more years. The proposal was approved. 1993-1994
- Elected to the Council of Management of International Bee Research Association (Great Britain), 1995-present
- Elected President of the Arizona Chapter of the Association of Women in Science. 1996
- Elected Member of the Ethics Committee of the Entomological Society of America,1999-2003
- Elected to the Publications Council of the Entomological Society of America, 2000-2004
- Appointed to the Almond Board of California Bee Task Force, 2005-present
- Member of the Florida Africanized Honey Bee Task Force, 2005-2006
- RPES Panel Member, 1997-2005
- RPES Panel Chair, 2006-present
PUBLICATIONS:
DeGrandi-Hoffman, G. and Collison, C. H. 1980. Factors affecting honey bee Apis mellifera L. (Hymenoptera: Apidae) foraging on birdsfoot trefoil (Lotus corniculatus L.). N.Y. Entomol. Soc. 88:43..
DeGrandi-Hoffman, G. 1980. The interrelationships of nectar secretion, flowering, and honey bee (Apis mellifera L.) foraging activity on pollination and seed set in birdsfoot trefoil (Lotus corniculatus L.). M.S. Thesis. Pennsylvania State University..
Hoopingarner, R. A., DeGrandi-Hoffman, G. and Levitt, R. 1980. Visual quantification of insecticide contamination in honey bees. Amer. Bee J. 121(3):195-207.
DeGrandi-Hoffman, G. and Collison, C. H. 1982. Flowering and nectar secretion as they relate to honey bee (Apis mellifera L.) foraging activity in the pollination of birdsfoot trefoil (Lotus corniculatus L.). J. Apic. Res. 21(4):199-207.
DeGrandi-Hoffman, G. and Hoopingarner, R. A. 1982. Monitoring pollination. In: S.L. Battenfield, M.E. Whalon, and M. F. Berney (eds.) Biological Monitoring in Apple Orchards. Cooperative Extension Service, Office of Integrated Pest Management. Mich. State Univ.
Hoopingarner, R. A., DeGrandi-Hoffman, G. and Pulcer, R. 1983. Apple pollination: Computer simulation and field studies. Vth Internatl. Pollination Symposium. Versailles, France, Pgs 409-413.
DeGrandi-Hoffman, G. 1983. The construction, validation, and behavior of a cross-pollination and fruit set model for 'Delicious' apples. Ph.D. Dissertation. Michigan State University.
DeGrandi-Hoffman, G., Hoopingarner, R. A. and Baker, K. K. 1984. Identification and distribution of cross-pollinating honey bees (Hymenoptera: Apidae) in apple orchards. Environ. Ent. 13: 757-764.
DeGrandi-Hoffman, G., Hoopingarner, R. A. and Baker, K. K. 1984. Mode of pollen transfer in apple orchards: tree to tree or bee to bee? Bee World 65(3):125-133.
DeGrandi-Hoffman, G., Hoopingarner, R. A. and Baker, K. K. 1985. The influence of honey bee sideworking behavior on cross-pollination and fruit set in apples. Hort. Sci. 20(3):397-399.
DeGrandi-Hoffman, G., Hoopingarner, R. A. and Klomparens, K. 1986. The influence of honey bee (Hymenoptera: Apidae) in-hive pollen transfer on cross-pollination and fruit set in apples. Environ. Entomol. 15:723-725.
Hoopingarner, R. A., DeGrandi-Hoffman, G. and Pulcer, R. 1986. Pollination and fruit set prediction model for 'Delicious' apples. Proc. IN. Hort. Soc.
DeGrandi-Hoffman, G., Hoopingarner, R. A. and Pulcer, R. 1986. REDAPOL: A pollination and fruit set prediction model for 'Delicious' apples. Environ. Entomol. Forum 16:309-318.
DeGrandi-Hoffman, G. The pollination component of horticultural crop production systems. 1987. Horticultural Reviews. 9:237-260.
Waller, G., Mamood, A. N. and DeGrandi-Hoffman, G. 1987. Recent research in pollination of male-sterile cotton. Amer. Bee J. 127:852.
DeGrandi-Hoffman, G. The influence of temperature on bloom progression and pollination rates in apple and almond. 1988. Hort. Sci. 23:789.
DeGrandi-Hoffman, G. and Terry, I. Incorporating fruit set estimates with thrips management to create a decision support system for apples. 1988. Hort. Sci.: 23:571-574.
Terry, I. and DeGrandi-Hoffman, G. 1988. Monitoring western flower thrips from 'Granny Smith' apple blossom clusters. Can. Entomol. 120:1003-1016.
Bromenshenk, J. J., Fisher, J., Roth, S. A. and DeGrandi-Hoffman, G. 1988. Modelling the effects of chemical hazardous to honey bees. Amer. Bee J. 128:800.
DeGrandi-Hoffman, G., Roth, S. A., Loper, S. A. and Erickson, E. H. 1989.
BEEPOP: A honey bee colony population dynamics simulation model. Ecol. Modelling. 45:133-150.
DeGrandi-Hoffman, G. and Morales, F. 1989. Identification and distribution of pollination honey bees (Hymenoptera: Apidae) on sterile-male cotton. J. Econ. Ent. 82:580-583.
DeGrandi-Hoffman, G., Roth, S. A. and Loper, G. 1989. ALMOPOL: A cross-pollination and nut set simulation model for almonds. J. Amer. Soc. Hort. Sci. 114:170-176.
DeGrandi-Hoffman, G., Lusby, D., Erickson, Jr., E. H. and Lusby, E. 1989. Managing colony genetics by grafting and selecting for queens with shorter development times. Amer. Bee J. 129:717-719.
DeGrandi-Hoffman, G., Roth, S. A., Loper, G. and Erickson, E. H. 1990. BEEAMATE: A honey bee colony genetics model. Ecol. Modelling 51:299-314.
DeGrandi-Hoffman, G., Hoelzer, G. A., Spivak, M. and Kidwell, M. 1990. The degree of genetic variability in parthenogenetic honey bees. In: Molecular Insect Science, H.H. Hagedorn, J. G. Hildebrand, M. G. Kidwell, and J. H. Law (eds.). Plenum Press, NY. pg. 314.
Erickson, Jr., E. H., Lusby, D. A., DeGrandi-Hoffman, G. and Lusby, E. 1990. On the size of cells. Gleanings in Bee Culture 118:98-101.
DeGrandi-Hoffman, G., Terry, I., Morales, F., and Weinhold, F. 1990. Influence of blossom density, bloom phenology, honey bee foraging activity, and blossom quality on apple fruit set. Southwest. Entomol. 15:281-289.
Bromenshenk, J. J., Olbu, J., DeGrandi-Hoffman, G. and Roth, S. A. 1991. PC BEEPOP, an ecotoxicological simulation model for honey bee populations. Environ. Tox. and Chem. 10:547-558.
DeGrandi-Hoffman, G., Erickson, E. H., Lusby, D. and Lusby, E. 1991.
Thelytoky in a strain of U.S. honey bees (Apis mellifera L.) Bee Sci. 1:166-171.
DeGrandi-Hoffman, G., I. Terry and Li, D. 1991. PC-REDAPOL: A pollination and fruit set prediction model for apples. Amer. Bee J. 131: 774.
DeGrandi-Hoffman, G., Thorp, R., Loper, G. and Eisikowitch, G. 1991. The influence of nectar and pollen availability and blossom density on the attractiveness of almond cultivars to honey bees. VIth Internatl. Poll. Symp. Acta. Hort. 288:299-302.
Spivak, M., Zeltzer, A., DeGrandi-Hoffman, G. and Martin, G. 1992. The influence of temperature on the rate of development and color patterns of queen honey bees. Environ. Entomol. 21:364-370.
DeGrandi-Hoffman, G., Thorp, R., Loper, G. and Eisikowitch, D. 1992. Identification and distribution of cross-pollinating honey bees on almonds. J. Appl. Ecol. 29:238-246.
DeGrandi-Hoffman, G. Applications of system science and simulation modelling in apicultural research. (invited article). 1992. Bee Sci. 2:43-49.
DeGrandi-Hoffman, G. and Martin, J. H. 1993. Behavior of egg laying virgin and mated queen honey bees (Apis mellifera L.) and the composition of brood in their colonies. J. Apic. Res. 32:19-26.
DeGrandi-Hoffman, G., Spivak, M. and Martin, J. H. 1993. The role of thermoregulation by nestmates on the development time of honey bees (Hymenoptera: Apidae) queens. Ann. of the Entomol. Soc. Amer. 86:165-172.
DeGrandi-Hoffman, G., Spivak, M. and Martin, J. H. 1993. The influence of temperature on cuticular color of honey bee (Apis mellifera L.) queens. Apidologie 24:101-108.
Bromenshenk, J. J. and DeGrandi-Hoffman, G. 1993. PC-BEEPOP, a microcomputer model of the population dynamics and economics of honey bee colonies. Amer. Entomologist 39:231-237.
DeGrandi-Hoffman, G. and Martin, J. H. 1993. The size and distribution of the honey bee (Apis mellifera L.) cross-pollinating population on male-sterile sunflowers (Helianthus annuus L.). J. Apic. Res. 32:135-142.
Loper, G. and DeGrandi-Hoffman, G. 1993. Does in-hive pollen transfer by honey bees contribute to cross-pollination and seed set in hybrid cotton? Apidologie 25:94-102.
DeGrandi-Hoffman, G., Naranjo, S., Li, D. and Henneberry, T. J. 1994. Construction of BIOCONTROL-WHITEFLY: A whitefly/parasitoid/predator population dynamics model. Proceedings of Second Annual Progress Review of the 5-Year National Research and Action Plan for Development of Management and
Control Methodology for Sweet Potato Whitefly, Bemisia tabaci Gennadius.
DeGrandi-Hoffman, G., Diehl, J., Li, D., Flexner, L., Jackson, G., Jones, W. and Debolt, J. 1994. BIOCONTROL-PARASITE: A parasitoid-host and crop loss assessment simulation model. Environ. Entomol. (FORUM Section) 23: 1045-1060.
DeGrandi-Hoffman, G. Some new perspectives on apple pollination. 1995. The Apple Press (invited article). April 1995.
DeGrandi-Hoffman, G., D. Mayer and Terry, I. 1995. Validation of PC-REDAPOL- An fruit set prediction model for apples. J. Econ. Ent. 88:965-972.
DeGrandi-Hoffman, G. and Martin, J. 1995. Does a honey bee (Apis mellifera L.) colony's foraging population on male-fertile sunflowers (Helianthus annuus L.), affect the amount of pollen on nestmates foraging on male-steriles. J. Apic. Res. 34: 109-114.
DeGrandi-Hoffman, G. and Buchmann, S. L. 1995. Some new perspectives on the
Pollination of hybrid sunflowers. American Bee Journal 9: 628-629. 1995
DeGrandi- Hoffman, G., M. A. Templin, Buchmann, S. L. and E.H. Erickson.
1996. BK- ECONOMICS: A money management model for beekeepers.
Amer. Bee J. 136: 331-338. 1996.
DeGrandi-Hoffman, G., R. Thorp, G. Loper, and D. Eisikowitch. 1996. Describing
the progression of almond bloom using accumulated heat units. J. Appl. Ecol. 33:
812-818.
DeGrandi-Hoffman, G., K. Healsey, and M. Templin. 1997. BK-ECONOMICS + Smart
Marketing = A computer program for business success. Bee Culture 125: 28-32.
DeGrandi- Hoffman, G., Loper, G. M., Martin, J. H., Arias, M.C., Sheppard, W. S. and Collins, A. M. 1998. Queen development time as a factor in the
Africanization of European honey bees (Hymenoptera: Apidae) populations.
Annals of the Entomol. Soc of Am. 91: 52-58.
DeGrandi- Hoffman, G., Collins, A., Martin, J. H., Schmidt, J. O. and Spangler, H.
G. 1998. Nest defense behavior in colonies from crosses between Africanized and
European honey bees. J. Insect Behav. 11: 37-45.
DeGrandi- Hoffman, G. 1998. Defensive behavior in African and European crosses.
Bee Culture 126: 21-23.
DeGrandi-Hoffman, G. and Watkins, J. C. 1998. Queen development time and the Africanization of European honey bees. Amer. Bee J.135: 467-469.
Sammataro, D., DeGrandi-Hoffman, G., Needham, G. R. and Wardell. G. 1998. Some
volatile plant oils as potential control agents for Varroa mites (Acari: Varroidae)
in honey bee colonies (Hymenoptera: Apidae). Am. Bee J. 138: 681-685.
DeGrandi-Hoffman, G. & J.C. Watkins 2000. The foraging activity of honey bees (Apis
mellifera L.) and non-Apis bees on hybrid sunflowers (Helianthus annuus L.) and its influence on cross-pollination and seed set. J. Apic. Res. 39: 37-45.
DeGrandi-Hoffman, G. & Hagler, J. 2000. The flow of incoming nectar in a honey bee
(Apis mellifera L.) colony as revealed by a protein marker. Insectes Soc. 47:302- 306.
Evans, J., DeGrandi-Hoffman, G., and D. Wheeler. 2000. Honey bee queen production:
Tight genes or too much food? Amer. Bee J. 140: 136-13.
Schneider SS, S Painter-Kurt, G DeGrandi-Hoffman. 2001. The role of the vibration
signal during queen competition in colonies of the honey bee, Apis mellifera. Animal Behaviour 61: 1173-1180.
DeGrandi- Hoffman, G., R. E. Page Jr., J. Martin, M.K. Fondrk. 2002. Can the Frequency
of Reduced Varroa jacobsoni (Oud.) Fecundity in Honey Bee (Apis mellifera L.)
Pupae Be Increased by Selection? Apidologie 33: 563-570.
Schneider SS, S Painter-Kurt, G DeGrandi-Hoffman. 2002. Regulation of virgin queen
behavior by the vibration signal of the honey bee and its possible role in the
Africanization process. Pp. 34-44 in: Proceedings of the Second International
Conference on Africanized Honey Bees and Bee Mites (E Erickson & R Page,
Eds). A.I. Root, Medina, OH.
DeGrandi-Hoffman G, SS Schneider. 2002. Worker behaviors in queenless Africanized
honey bee colonies. Pp. 104-108 in: Proceedings of the Second International Conference on Africanized Honey Bees and Bee Mites (E Erickson & R Page, Eds). A.I. Root, Medina, OH.
Lewis, L.A., S.S. Schneider, and G. DeGrandi-Hoffman. 2002. Factors influencing the
selection of recipients by workers performing vibration signals in colonies of the honey bee, Apis mellifera Animal Behavior 63: 361-367.
Schneider, S.S. and G. DeGrandi-Hoffman. 2002. The influence of worker behavior
and paternity on the development and emergence of honeybee queens.
Insectes Sociaux 49: 306-314.
of worker populations in honeybees (Apis mellifera L.) colonies headed by queens
inseminated with semen from African and European drones. Apidologie 34: 111-120.
Schneider, S.S. and G. DeGrandi-Hoffman. 2003. The influence of paternity on virgin
queen success in hybrid colonies of European and African honey bees, Apis mellifera. Animal Behaviour 65: 883-892.
DeGrandi-Hoffman, G. 2003. Honey bees in U.S. agriculture: Past, present, and future.
In: For non-native crops, whence pollinators of the future. K. Strickler and J. Cane (Eds.) Thomas Say Publications pgs. 11-20.
Erickson, E.H., Jr., DeGrandi-Hoffman, G. and Deeby, T. Control of parasitic mites of honey bees. Docket No. 0293.99R, Serial No. 10/087,161. 2004.
DeGrandi-Hoffman, G. and R. Curry. 2004. A Mathematical Model of Varroa Mite
(Varroa destructor Anderson and Trueman) and Honeybee (Apis mellifera L.)
Population Dynamics. Internatl. J. of Acarology 30: 259-274.
Schneider, S.S., T. Deeby, D. C. Gilley and G. DeGrandi-Hoffman. 2004. Seasonal Nest
Usurpation of European Colonies by African Swarms in Arizona, U. S. A.
Insectes Soc. 51: 359-364.
DeGrandi-Hoffman, G., M. Chambers, J. Hooper, and S.S. Schneider. 2004. Description
of an Intermorph Between a Worker and Queen in African Honey Bees Apis
mellifera scutellata (Hymenoptera: Apidae). Annals of Entomol. Soc. Amer. 97: 1299-1305.
DeGrandi-Hoffman, G. and R. Curry 2004. A Mathematical Model of Varroa Mite
(Varroa destructor Anderson and Trueman) and Honeybee (Apis mellifera
L.) Population Dynamics. Internatl J. of Acarology (30: 259-274).
DeGrandi-Hoffman, G and Curry, R. 2005. The Population Dynamics of Varroa
Mites in Honey Bee Colonies: Part I - The VARROAPOP Program. Amer. Bee J.
145: 592-594.
DeGrandi-Hoffman, G and Curry, R. 2005. Simulated Population Dynamics of
Varroa Mites in Honey bee Colonies: Part – 2: What the VARROAPOP
Model Reveals. Amer. Bee J. 145: 629-632.
DeGrandi-Hoffman, G and Curry, R. 2005. The Population Dynamics of Varroa
Mites in Honey bee Colonies: Part 3 – How Beekeeping Practices Could
Affect Varroa Populations. Amer. Bee J. 145: 709-710.
DeGrandi-Hoffman, G. and Chambers, M. 2006. The effects of honey bee
(Hymenoptera: Apidae) foraging on seed set in self-fertile sunflowers
(Helianthus annuus L.). Environ. Entomol. 35: 1103-1108. 2006.
Gilley, D.C., DeGrandi-Hoffman, G, and Hooper, J.E. 2006. Volatile compounds
produced by live European honey bee (Apis mellifera L.) queens. J. Insect
Physiol. 52: 520-527.
Schneider, S., DeGrandi-Hoffman, G., Smith, D. and Tarpy, D. 2006. The African
honey bee: A case study of a biological invasion. Bee Culture 134 (4): 21-24.
Schneider, S., DeGrandi-Hoffman, G., Smith, D. and Tarpy, D. 2006. The African honey
bee II: The displacement of European honey bee by African bees in the new world. Bee Culture 134 (5): 25-28.
DeGrandi-Hoffman, G., Chambers, M., Schneider, S., Tarpy, D. and Smith D. 2006. The African honey bee III: The African honey bee has arrived – so where do we go from here? Bee Culture 134 (6): 24-28. 2006.
DeGrandi-Hoffman, G., Gilley, D. and Hooper, J. 2007. The influence of season and volatile compounds on the acceptance of introduced European honey bee (Apis mellifera L.) queens into European and Africanized colonies. Apidologie. 38: 230-237.
DeGrandi-Hoffman, G. 2008. Do honey bees increase sunflower yields. Amer. Bee J. 148:155-156.
Schneider, S.S. and DeGrandi-Hoffman, G. 2008. Queen Replacement in African and
European Honey Bee Colonies with and without afterswarms. Insectes Soc. 55: 79-85.
DeGrandi-Hoffman, G., T. Lucas, W. Gronenberg, and D. Caseman. 2008. Brains and brain components in African and European Honey Bees (Hymenoptera: Apidae) – a volumetric comparison. J. Apic. Res. (in press).
DeGrandi-Hoffman, G., Wardell, G., Ahumada-Secura, F., Rinderer, T.E., Danka, R.
and Pettis, J. 2008. Comparisons of Pollen Substitute Diets for Honeybees:
Consumption Rates by Colonies and Effects on Brood and Adult Populations. J.
Apic. Res.(in press)
Heuberger, S., C. Yafuso, G. DeGrandi-Hoffman, B.E. Tabashnik, Y. Carriere, and T.J. Dennehy. 2008. Outcrossed cottonseed and adventitious Bt plants in Arizona refuges. Environ Biosafety Res. Available online at: c_ ISBR, EDP Sciences, 2008 www.ebr-journal.org
Huang, M., G. DeGrandi-Hoff,man, and B. LeBlanc. 2008. Comparisons of the queen volatile compounds of instrumentally inseminated versus naturally mated honey bee (Apis mellifera) queesn. Apidologie (in press).
Schneider, S., G. DeGrandi-Hofman, D. Tarpy, and D. Smith 2008. The African honey bee in the Americas. The African Beekeepeing Quarterly (in press).
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