William A. Overholt

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See William A. Overholt in the ISPI database of scientists.


Publications of William A. Overholt

Florida Entomologist (2018) 101, 178-188
Daniel Burckhardt, James P. Cuda, Rodrigo Diaz, William Overholt, Patricia Prade, Dalva Luiz de Queiroz, Marcelo D. Vitorino and Gregory S. Wheeler (2018)
Taxonomy of Calophya (Hemiptera: Calophyidae) species associated with Schinus terebinthifolia (Anacardiaceae)

Annals of the Entomological Society of America (2017) 110, 310-316
Veronica Manrique, Ellen C. Lake, Melissa C. Smith, Rodrigo Diaz, Carly Franko, Paul D. Pratt, Min B. Rayamajhi and William A. Overholt (2017)
Comparative evaluation of development and reproductive capacity of two biotypes of Lilioceris cheni (Coleoptera: Chrysomelidae), biological control agents of air potato (Dioscorea bulbifera) in Florida

Biocontrol Science and Technology (2017) 27, 703-722
Ganesh P. Bhattarai, Rodrigo Diaz, Veronica Manrique, William W. Turechek, Lyle Buss, Bernardette Stange and William A. Overholt (2017)
Diversity and impact of herbivorous insects on Brazilian peppertree in Florida prior to release of exotic biological control agents

Entomologia Experimentalis et Applicata (2017) 162, 204-217
Gregory S. Wheeler, Veronica Manrique, William A. Overholt, Fernando McKay and Kirsten Dyer (2017)
Quarantine host range testing of Pseudophilothrips ichini, a potential biological control agent of Brazilian peppertree, Schinus terebinthifolia, in North America and Hawaii

Biocontrol Science and Technology (2016) 26, 1087-1099
William A. Overholt, Min Rayamajhi, Eric Rohrig, Stephen Hight, F. Allen Dray, Ellen Lake, Melissa Smith, Ken Hibbard, Ganesh P. Bhattarai, Kristen Bowers, Ryan Poffenberger, Molly Clark, Beth Curry, Bernardette Stange, Elizabeth Calise, Tracey Wasylik, Cristina Martinez and Jorge Leidi (2016)
Release and distribution of Lilioceris cheni (Coleoptera: Chrysomelidae), a biological control agent of air potato (Dioscorea bulbifera: Dioscoreaceae), in Florida

Florida Entomologist (2016) 99, 734-739
William A. Overholt, Purnama Hidayat, Bruno Le Ru, Keiji Takasu, John A. Goolsby, Alex Racelis, A. Millie Burrell, Divina Amalin, Winnifred Agum, Mohamed Njaku, Beatrice Pallangyo, Patricia E. Klein and James P. Cuda (2016)
Potential biological control agents for management of cogongrass (Cyperales: Poaceae) in the southeastern USA

Biocontrol Science and Technology (2016) 26, 23-34
Patricia Prade, Rodrigo Diaz, Marcelo D. Vitorino, James P. Cuda, Prem Kumar, Barrett Gruber and William A. Overholt (2016)
Galls induced by Calophya latiforceps (Hemiptera: Calophyidae) reduce leaf performance and growth of Brazilian peppertree

Florida Entomologist (2016) 99, 154-155
Koushal Rao, Veronica Manrique and William A. Overholt (2016)
The effect of food source on survival and development of Lilioceris cheni (Coleoptera: Chrysomelidae), a biological control agent of air potato (Dioscoreales: Dioscoreaceae)

Molecular Ecology (2015) 24, 2177-2193
A. Millie Burrell, Alan E. Pepper, George Hodnett, John A. Goolsby, William A. Overholt, Alexis E. Racelis, Rodrigo Diaz and Patricia E. Klein (2015)
Exploring origins, invasion history and genetic diversity of Imperata cylindrica (L.) P. Beauv. (Cogongrass) in the United States using genotyping by sequencing

Florida Entomologist (2015) 98, 389-393
R. Diaz, S. Romero, A. Roda, C. Mannion and W.A. Overholt (2015)
Diversity of arthropods associated with Mikania spp. and Chromolaena odorata (Asterales: Asteraceae: Eupatorieae) in Florida

Entomologia Experimentalis et Applicata (2015) 154, 1-14
Rodrigo Diaz, Veronica Manrique, Joseph E. Munyaneza, Venkatesan G. Sengoda, Scott Adkins, Katherine Hendricks, Pamela D. Roberts and William A. Overholt (2015)
Host specificity testing and examination for plant pathogens reveals that the gall-inducing psyllid Calophya latiforceps is safe to release for biological control of Brazilian peppertree

Biocontrol Science and Technology (2014) 24, 518-535
Veronica Manrique, Rodrigo Diaz, Lenin Erazo, Neha Reddi, Gregory S. Wheeler, Dean Williams and William A. Overholt (2014)
Comparison of two populations of Pseudophilothrips ichini (Thysanoptera: Phlaeothripidae) as candidates for biological control of the invasive weed Schinus terebinthifolia (Sapindales: Anacardiaceae)

Florida Entomologist (2014) 97, 179-190
R. Diaz, V. Manrique, K. Hibbard, A. Fox, A. Roda, D. Gandolfo, F. McKay, J. Medal, S. Hight and W.A. Overholt (2014)
Successful biological control of tropical soda apple (Solanales: Solanaceae) in Florida: A review of key program components

Journal of Insect Science (2014) 14 (153), 1-8
Karen N. Stratman, William A. Overholt, James P. Cuda, A. Mukherjee, R. Diaz, Michael D. Netherland and Patrick C. Wilson (2014)
Temperature-dependent development, cold tolerance, and potential distribution of Cricotopus lebetis (Diptera: Chironomidae), a tip miner of Hydrilla verticillata (Hydrocharitaceae)

Biocontrol Science and Technology (2014) 24, 536-553
Rodrigo Diaz, Diego Moscoso, Veronica Manrique, Dean Williams and William A. Overholt (2014)
Native range density, host utilisation and life history of Calophya latiforceps (Hemiptera: Calophyidae): an herbivore of Brazilian Peppertree (Schinus terebinthifolia)

BioControl (2014) 59, 761-770
Veronica Manrique, Rodrigo Diaz, Todd Condon and W.A. Overholt (2014)
Host range tests reveal Paectes longiformis is not a suitable biological control agent for the invasive plant Schinus terebinthifolius

International Journal of Tropical Insect Science (2013) 33, 291-293
William A. Overholt, Robert S. Copeland and Susan E. Halbert (2013)
First record of Calophya schini (Hemiptera: Calophyidae) in Ethiopia and Kenya

Annals of the Entomological Society of America (2013) 106, 491-502
Rodrigo Diaz, Octavio Menocal, Cecil Montemayor and William A. Overholt (2013)
Biology and host specificity of Anthonomus tenebrosus (Coleoptera: Curculionidae) : A herbivore of tropical soda apple

Biocontrol Science and Technology (2013) 23, 317-334
K.N. Stratman, W.A. Overholt, J.P. Cuda, M.D. Netherland and P.C. Wilson (2013)
Host range and searching behaviour of Cricotopus lebetis (Diptera: Chironomidae), a tip miner of Hydrilla verticillata (Hydrocharitaceae)

Florida Entomologist (2013) 96, 137-147
Lindsey R. Christ, James P. Cuda, William A. Overholt, Marcelo D. Vitorino and Abhishek Mukherjee (2013)
Biology, host preferences, and potential distribution of Calophya terebinthifolii (Hemiptera: Calophyidae), a candidate for biological control of Brazilian peppertree, Schinus terebinthifolia, in Florida

Florida Entomologist (2013) 96, 654-657
K. Stratman, W.A. Overholt, J.P. Cuda, M.D. Netherland and P.C. Wilson (2013)
The diversity of Chironomidae associated with hydrilla in Florida, with special reference to Cricotopus lebetis (Diptera: Chironomidae)

BioControl (2012) 57, 581-589
Veronica Manrique, Rodrigo Diaz and William A. Overholt (2012)
Temperature-dependent development, diapause and cold tolerance of Gratiana graminea, a potential biological control agent of Solanum viarum in Florida, USA

Biocontrol Science and Technology (2012) 22, 447-461
A. Mukherjee, R. Diaz, M. Thom, W.A. Overholt and J.P. Cuda (2012)
Niche-based prediction of establishment of biocontrol agents: an example with Gratiana boliviana and tropical soda apple

Biocontrol Science and Technology (2012) 22, 163-185
Veronica Manrique, Rodrigo Diaz, Michael G. Pogue, Marcelo D. Vitorino and William A. Overholt (2012)
Description and biology of Paectes longiformis (Lepidoptera: Euteliidae), a new species from Brazil and potential biological control agent of Brazilian peppertree in Florida

Biocontrol Science and Technology (2012) 22, 763-776
Rodrigo Diaz, Veronica Manrique, Zhenli He and William A. Overholt (2012)
Effect of elevated CO2 on tropical soda apple and its biological control agent Gratiana boliviana (Coleoptera: Chrysomelidae)

BioControl (2012) 57, 227-233
J.P. Cuda, L.R. Christ, V. Manrique, W.A. Overholt, G.S. Wheeler and D.A. Williams (2012)
Role of molecular genetics in identifying 'fine tuned' natural enemies of the invasive Brazilian peppertree, Schinus terebinthifolius: a review

Annals of the Entomological Society of America (2012) 105, 206-224
Robert S. Copeland, Evariste Nkubaye, Benoit Nzigidahera, John H. Epler, James P. Cuda and William A. Overholt (2012)
The diversity of Chironomidae (Diptera) associated with Hydrilla verticillata (Alismatales: Hydrocharitaceae) and other aquatic macrophytes in Lake Tanganyika, Burundi

Biological Invasions (2012) 14, 1415-1430
A. Mukherjee, D.A. Williams, G.S. Wheeler, J.P. Cuda, S. Pal and W.A. Overholt (2012)
Brazilian peppertree (Schinus terebinthifolius) in Florida and South America: evidence of a possible niche shift driven by hybridization

Florida Entomologist (2012) 95, 228-232
R. Diaz, K. Hibbard, A. Samayoa and W.A. Overholt (2012)
Arthropod community associated with tropical soda apple and natural enemies of Gratiana boliviana (Coleoptera: Chrysomelidae) in Florida

Annals of the Entomological Society of America (2011) 104, 1319-1326
Rodrigo Diaz, William A. Overholt, Dan Hahn and Ana C. Samayoa (2011)
Diapause induction in Gratiana boliviana (Coleoptera: Chrysomelidae), a biological control agent of tropical soda apple in Florida

Invasive Plant Science and Management (2011) 4, 22-30
Matthew D. Croxton, Michael A. Andreu, Dean A. Williams, William A. Overholt and Jason A. Smith (2011)
Geographic origins and genetic diversity of air-potato (Dioscorea bulbifera) in Florida

Florida Entomologist (2011) 94, 669-676
Robert S. Copeland, Evariste Nkubaye, Benoit Nzigidahera, James P. Cuda and William A. Overholt (2011)
The African burrowing mayfly, Povilla adusta (Ephemeroptera: Polymitarcyidae), damages Hydrilla verticillata (Alismatales: Hydrocharitaceae) in Lake Tanganyika

Florida Entomologist (2011) 94, 489-499
D. Burckhardt, J.P. Cuda, V. Manrique, R. Diaz, W.A. Overholt, D.A. Williams, L.R. Christ and M.D. Vitorino (2011)
Calophya latiforceps, a new species of jumping plant lice (Hemiptera: Calophyidae) associated with Schinus terebinthifolius (Anacardiaceae) in Brazil

Florida Entomologist (2011) 94, 214-225
J. Medal, N. Bustamante, E. Bredow, H. Pedrosa, W. Overholt, R. Díaz and J. Cuda (2011)
Host specificity of Anthonomus tenebrosus (Coleoptera: Curculionidae), a potential biological control agent of tropical soda apple (Solanaceae) in Florida

Environmental Entomology (2011) 40, 1437-1447
Rodrigo Diaz, Carlos Aguirre, Gregory S. Wheeler, Stephen L. Lapointe, Erin Rosskopf and William A. Overholt (2011)
Differential performance of tropical soda apple and its biological control agent Gratiana boliviana (Coleoptera: Chrysomelidae) in open and shaded habitats

Invasive Plant Science and Management (2011) 4, 1-10
Veronica Manrique, Rodrigo Diaz, James P. Cuda and William A. Overholt (2011)
Suitability of a new plant invader as a target for biological control in Florida

Biocontrol Science and Technology (2010) 20, 791-807
William A. Overholt, Rodrigo Diaz, Larry Markle and J.C. Medal (2010)
The effect of Gratiana boliviana (Coleoptera: Chrysomelidae) herbivory on growth and population density of tropical soda apple (Solanum viarum) in Florida

Florida Entomologist (2010) 93, 130-132
J. Medal, N. Bustamante, W. Overholt, R. Diaz, P. Stansly, A. Roda, D. Amalin, K. Hibbard, R. Gaskalla, B. Sellers, S. Hight and J. Cuda (2010)
Biological control of tropical soda apple (Solanaceae) in Florida: Post-release evaluation

Florida Entomologist (2010) 93, 231-242
J. Medal, N. Bustamante, M. Vitorino, L. Beal, W. Overholt, R. Diaz and J. Cuda (2010)
Host specificity tests of Gratiana graminea (Coleoptera: Chrysomelidae), a potential biological control agent of tropical soda apple, Solanum viarum (Solanaceae)

BioControl (2009) 54, 307-321
Rodrigo Diaz, William A. Overholt, James P. Cuda, Paul D. Pratt and Alison Fox (2009)
Host specificity of Ischnodemus variegatus , an herbivore of West Indian marsh grass (Hymenachne amplexicaulis)

Entomologia Experimentalis et Applicata (2009) 132, 118-125
Veronica Manrique, J.P. Cuda, W.A. Overholt and S.M.L. Ewe (2009)
Synergistic effect of insect herbivory and plant parasitism on the performance of the invasive tree Schinus terebinthifolius

Florida Entomologist (2009) 92, 450-457
W.A. Overholt, R. Diaz, K.L. Hibbard, A.L. Roda, D. Amalin, A.J. Fox, S.D. Hight, J.C. Medal, P.A. Stansly, B. Carlisle, J.H. Walter, P.J. Hogue, L.A. Gary, L.F. Wiggins, C.L. Kirby and S.C. Crawford (2009)
Releases, distribution and abundance of Gratiana boliviana (Coleoptera: Chrysomelidae), a biological control agent of tropical soda apple (Solanum viarum, Solanaceae) in Florida

BioControl (2009) 54, 475-484
Veronica Manrique, J.P. Cuda, W.A. Overholt and S.M.L. Ewe (2009)
Influence of host-plant quality on the performance of Episimus unguiculus, a candidate biological control agent of Brazilian peppertree in Florida

International Journal of Tropical Insect Science (2009) 29, 130-140
Y. Hailemichael, F. Schulthess, Smith Jr. J.W. and W.A. Overholt (2009)
Physiological suitability of six West African gramineous borers (Lepidoptera: Noctuidae, Pyralidae) for development of Cotesia species complex (Hymenoptera: Braconidae)

Biocontrol Science and Technology (2009) 19, 657-667
Veronica Manrique, James P. Cuda and William A. Overholt (2009)
Effect of herbivory on growth and biomass allocation of Brazilian peppertree (Sapindales: Anacardiaceae) seedlings in the laboratory

Annals of the Entomological Society of America (2008) 101, 604-612
Rodrigo Diaz, William A. Overholt, J. P. Cuda, Paul D. Pratt and Alison Fox (2008)
Temperature-dependent development, survival, and potential distribution of Ischnodemus variegatus (Hemiptera: Blissidae), a herbivore of West Indian marsh grass

Population Ecology (2008) 50, 405-416
Nanqing Jiang, Goufa Zhou, William A. Overholt and Fritz Schulthess (2008)
Host-parasitoid community model and its potential application in biological control of cereal stemborers in Kenya

Biocontrol Science and Technology (2008) 18, 193-207
Rodrigo Diaz, William A. Overholt, Ana Samayoa, Freddy Sosa, Diane Cordeau and Julio Medal (2008)
Temperature-dependent development, cold tolerance, and potential distribution of Gratiana boliviana (Coleoptera: Chrysomelidae), a biological control agent of tropical soda apple, Solanum viarum (Solanaceae)

Invasive Plant Science and Management (2008) 1, 422-425
Rodrigo Diaz, William A. Overholt and Kenneth Langeland (2008)
Jamaican nightshade (Solanum jamaicense): A threat to Florida's Hammocks

Environmental Entomology (2008) 37, 862-870
Veronica Manrique, James P. Cuda, William A. Overholt and Rodrigo Diaz (2008)
Temperature-dependent development and potential distribution of Episimus utilis (Lepidoptera: Tortricidae), a candidate biological control agent of Brazilian peppertree (Sapindales: Anacardiaceae) in Florida

Phytoparasitica (2008) 36, 160-167
P. Chinwada, F. Schulthess, W.A. Overholt, P. Jowah and C.O. Omwega (2008)
Release and establishment of Cotesia flavipes for biological control of maize stemborers in Zimbabwe

Bulletin of Entomological Research (2008) 98, 405-415
Y. Hailemichael, F. Schulthess, J. Smith Jr, W. Overholt and A. Chabi-Olaye (2008)
Resource allocation and bionomics of indigenous and exotic Cotesia (Hymenoptera: Braconidae) species reared on Sesamia calamistis

BioControl (2008) 53, 709-724
Maxwell K. Billah, Susan W. Kimani-Njogu, Robert A. Wharton, William A. Overholt, David D. Wilson and Millicent A. Cobblah (2008)
Cross mating studies among five fruit fly parasitoid populations: potential biological control implications for tephritid pests

Florida Entomologist (2008) 91, 121-123
W.A. Overholt, R. Diaz, L. Markle and J. Medal (2008)
Gratiana boliviana (Coleoptera: Chrysomelidae) does not feed on Jamaican nightshade Solanum jamaicense (Solanaceae)

Biocontrol Science and Technology (2007) 17, 247-259
Samira A. Mohamed, William A. Overholt, Slawomir A. Lux, Robert A. Wharton and Elameen M. Eltoum (2007)
Acceptability and suitability of six fruit fly species (Diptera: Tephritidae) for Kenyan strains of Psyttalia concolor (Hymenoptera: Braconidae)

Biocontrol Science and Technology (2007) 17, 499-511
C.W. Gitau, A.J. Ngi-Song, S.A. Otieno and W.A. Overholt (2007)
Host preference of Xanthopimpla stemmator (Hymenoptera: Ichneumonidae) and its reproductive performance on selected African lepidopteran stem borers

Biocontrol Science and Technology (2006) 16, 717-726
Samira A. Mohamed, William A. Overholt, Robert A. Wharton and Slawomir A. Lux (2006)
Effect of temperature on developmental time and longevity of Psyttalia cosyrae (Hymenoptera: Braconidae)

Annales de la Société Entomologique de France (2006) 42, 381-387
Nanqing Jiang, Guofa Zhou, William A. Overholt, Eric Muchugu and Fritz Schulthess (2006)
The temporal correlation and spatial synchrony in the stemborer and parasitoid system of Coast Kenya with climate effects

Annales de la Société Entomologique de France (2006) 42, 511-517
Charles O. Omwega, Eric Muchugu, William A. Overholt and Fritz Schulthess (2006)
Release and establishment of Cotesia flavipes Cameron (Hymenoptera: Braconidae) an exotic parasitoid of Chilo partellus (Swinhoe) (Lepidoptera: Crambidae) in East and Southern Africa

Bulletin of Entomological Research (2006) 96, 305-314
A. Kalyebi, W.A. Overholt, F. Schulthess, J.M. Mueke and S. Sithanantham (2006)
The effect of temperature and humidity on the bionomics of six African egg parasitoids (Hymenoptera: Trichogrammatidae)

International Journal of Tropical Insect Science (2005) 25, 86-95
C.A.O. Midega, C.P.K.O. Ogol and W.A. Overholt (2005)
Life tables, key factor analysis and density relations of natural populations of the spotted maize stemborer, Chilo partellus (Lepidoptera: Crambidae), under different cropping systems at the Kenyan coast

International Journal of Tropical Insect Science (2005) 25, 168-175
M.K. Billah, S. Kimani-Njogu, W.A. Overholt, R.A. Wharton, D.D. Wilson and M.A. Cobblah (2005)
The effect of host larvae on three Psyttalia species (Hymenoptera: Braconidae), parasitoids of fruit-infesting flies (Diptera: Tephritidae)

Biocontrol Science and Technology (2005) 15, 255-270
A. Kalyebi, S. Sithanantham, W.A. Overholt, S.A. Hassan and J.M. Mueke (2005)
Parasitism, longevity and progeny production of six indigenous Kenyan trichogrammatid egg parasitoids (Hymenoptera: Trichogrammatidae) at different temperature and relative humidity regimes

Molecular Ecology (2005) 14, 3643-3656
Dean A. Williams, William A. Overholt, James P. Cuda and Colin R. Hughes (2005)
Chloroplast and microsatellite DNA diversities reveal the introduction history of Brazilian peppertree (Schinus terebinthifolius) in Florida

Biocontrol Science and Technology (2005) 15, 271-279
Esther N. Ngumbi, Adele J. Ngi-Song, Eliud N.M. Njagi, Rita Torto, Lester J. Wadhams, Michael A. Birkett, John A. Pickett, William A. Overholt and Baldwyn Torto (2005)
Responses of the stem borer larval endoparasitoid Cotesia flavipes (Hymenoptera: Braconidae) to plant derived synomones: Laboratory and field cage experiments

Biocontrol Science and Technology (2005) 15, 585-600
C.W. Gitau, A.J. Ngi-Song, W.A. Overholt and S.A. Otieno (2005)
Acceptance and suitability of four lepidopteran stemborers for the development of the pupal parasitoid Xanthopimpla stemmator (Hymenoptera: Ichneumonidae)

Journal of Insect Behavior (2005) 18, 149-169
Linnet S. Gohole, William A. Overholt, Zeyaur R. Khan and Louise E.M. Vet (2005)
Close-range host searching behavior of the stemborer parasitoids Cotesia sesamiae and Dentichasmias busseolae: influence of a non-host plant Melinis minutiflora

Biocontrol Science and Technology (2004) 14, 595-605
Emana Getu, William A. Overholt and E. Kairu (2004)
Comparative studies on the influence of relative humidity and temperature on life table parameters of two populations of Cotesia flavipes (Hymenoptera: Braconidae)

Annals of the Entomological Society of America (2004) 97, 153-160
P. Chinwada, W.A. Overholt, C.O. Omwega and J.M. Mueke (2004)
Biology of Sturmiopsis parasitica (Diptera: Tachinidae) and suitability of three cereal stem borers (Lepidoptera: Crambidae, Noctuidae) for its development

International Journal of Tropical Insect Science (2004) 24, 280-286
C.A.O. Midega, C.P.K.O. Ogol and W.A. Overholt (2004)
Effect of agroecosystem diversity on natural enemies of maize stemborers in coastal Kenya

Applied Entomology and Zoology (2004) 39, 705-715
Emmanuel I. Niyibigira, William A. Overholt and Richard Stouthamer (2004)
Cotesia flavipes Cameron and Cotesia sesamiae (Cameron) (Hymenoptera: Braconidae) do not exhibit complementary sex determination: Evidence from field populations

Florida Entomologist (2004) 87, 312-316
William A. Overholt, Sharon M.L. Ewe, Rodrigo Diaz, Eric C. Morgan and Onour E. Moeri (2004)
Feeding effects of Ischnodemus variegatus (Hemiptera: Blissidae) on photosynthesis and growth of Hymenachne amplexicaulis (Poaceae)

International Journal of Tropical Insect Science (2004) 24, 287-297
Z.R. Khan, H.M. Mohamed, W.A. Overholt and D.K. Elizabeth (2004)
Behaviour and biology of Chilo partellus (Lepidoptera: Pyralidae) on maize and wild gramineous plants

Ecological Entomology (2003) 28, 109-118
Guofa Zhou, William A. Overholt and Susan W. Kimani-Njogu (2003)
Species richness and parasitism in an assemblage of parasitoids attacking maize stem borers in coastal Kenya

Annals of the Entomological Society of America (2003) 96, 865-869
T.J. Cole, M.S. Ram, F.E. Dowell, C.O. Omwega, W.A. Overholt and S.B. Ramaswamy (2003)
Near-infrared spectroscopic method to identify Cotesia flavipes and Cotesia sesamiae (Hymenoptera: Braconidae)

Journal of Insect Science (2003) 3 (33), p. 25 (Trostle et al.)
Marcia Trostle, Samira Mohamed, Bob Wharton, Bill Overholt, Russell Messing and Nathan Peabody (2003)
Encapsulation: Is it a relative thing?
XIII International Entomophagous Insects Workshop - July 27-31, 2003, Tucson, Arizona, U.S.A.

Bulletin of Entomological Research (2003) 93, 125-129
E. Getu, W.A. Overholt, E. Kairu and C.O. Omwega (2003)
Evidence of the establishment of Cotesia flavipes (Hymenoptera: Braconidae), a parasitoid of cereal stemborers, and its host range expansion in Ethiopia

Environmental Entomology (2003) 32, 247-255
Moses B. Mochiah, Adele J. Ngi-Song, William A. Overholt and Mary Botchey (2003)
Variation in total and differential haemocyte count of Busseola fusca (Lepidoptera: Noctuidae) parasitized by two biotypes of Cotesia sesamiae (Hymenoptera: Braconidae) and larval growth responses

Journal of Chemical Ecology (2003) 29, 731-745
Linnet S. Gohole, William A. Overholt, Zeyaur R. Khan, John A. Pickett and Louise E.M. Vet (2003)
Effects of molasses grass, Melinis minutiflora volatiles on the foraging behavior of the cereal stemborer parasitoid, Cotesia sesamiae

Entomologia Experimentalis et Applicata (2003) 107, 1-9
Linnet S. Gohole, William A. Overholt, Zeyaur R. Khan and Louise E.M. Vet (2003)
Role of volatiles emitted by host and non-host plants in the foraging behaviour of Dentichasmias busseolae, a pupal parasitoid of the spotted stemborer Chilo partellus

Insect Science and its Application (2002) 22, 123-129
G. Emana, W.A. Overholt, E. Kairu, L. MacOpiyo and G. Zhou (2002)
Predicting the distribution of Chilo partellus (Swinhoe) and its parasitoid Cotesia flavipes Cameron in Ethiopia using correlation, step-wise regression and Geographic Information Systems

Annual Review of Entomology (2002) 47, 701-731
Rami Kfir, W.A. Overholt, Z.R. Khan and A. Polaszek (2002)
Biology and management of economically important lepidopteran cereal stem borers in Africa

International Journal of Pest Management (2002) 48, 1-11
J.M. Songa, W.A. Overholt, J.M. Mueke and R.O. Okello (2002)
Farmers' perceptions of aspects of maize production systems and pests in semi-arid eastern Kenya: factors influencing occurrence and control of stemborers

Insect Science and its Application (2002) 22, 215-220
L.M. Gitonga, B. Löhr, W.A. Overholt, J.K. Magambo and J.M. Mueke (2002)
Effect of temperature on the development of Orius albidipennis Reuter, a predator of the African legume flower thrips, Megalurothrips sjostedti Trybom

Journal of Chemical Ecology (2002) 28, 1871-1885
Zeyaur R. Khan, Ahmed Hassanali, William Overholt, Tsanuo M. Khamis, Antony M. Hooper, John A. Pickett, Lester J. Wadhams and Christine M. Woodcock (2002)
Control of witchweed Striga hermonthica by intercropping with Desmodium spp., and the mechanism defined as allelopathic

Entomologia Experimentalis et Applicata (2002) 105, 111-118
Moses B. Mochiah, Adele J. Ngi-Song, William A. Overholt and Richard Stouthamer (2002)
Variation in encapsulation sensitivity of Cotesia sesamiae biotypes to Busseola fusca

Insect Science and its Application (2002) 22, 21-27
Jacob C. Mbapila, William A. Overholt and Hosea Y. Kayumbo (2002)
Comparative development and population growth of an exotic stemborer, Chilo partellus (Swinhoe), and an ecologically similar congener, C. orichalcociliellus (Strand) (Lepidoptera: Crambidae)

Biocontrol Science and Technology (2002) 12, 493-506
Mohamed N. Sallam, William A. Overholt and Eunice Kairu (2002)
Intraspecific and interspecific competition between Cotesia flavipes and Cotesia sesamiae (Hymenoptera: Braconidae), gregarious larval endoparasitoids of lepidopteran stemborers

African Crop Science Journal (2002) 10, 183-194
J.M. Songa, W.A. Overholt, J.M. Mueke and R.O. Okello (2002)
Regional distribution of lepidopteran stemborers and their parasitoids among wild grasses in the semi-arid eastern Kenya

Insect Science and its Application (2002) 22, 81-85
Moses B. Mochiah, Adele J. Ngi-Song, William A. Overholt and M. Botchey (2002)
Effects of calyx fluid from a population of Cotesia sesamiae (Cameron) (Hymenoptera: Braconidae) on the immune response of its host Busseola fusca Fuller (Lepidoptera: Noctuidae)

African Entomology (2002) 10, 325-331
L.M. Gitonga, B. Lohr, W.A. Overholt, J.K. Magambo and J.M. Mueke (2002)
Temperature-dependent development of Megalurothrips sjostedti and Frankliniella occidentalis (Thysanoptera : Thripidae)

Insect Science and its Application (2001) 21, 243-249
Josephine Moraa Songa, Zhou Guofa and William Allan Overholt (2001)
Relationships of stemborer damage and plant physical conditions to maize yield in a semi-arid zone of Eastern Kenya

Insect Science and its Application (2001) 21, 353-359
Emana Getu, W.A. Overholt and E. Kairu (2001)
Distribution and species composition of stemborers and their natural enemies in maize and sorghum in Ethiopia

Bulletin of Entomological Research (2001) 91, 347-354
J.C. Mbapila and W.A. Overholt (2001)
Comparative development, longevity and population growth of exotic and native parasitoids of lepidopteran cereal stemborers in Kenya

Insect Science and its Application (2001) 21, 289-296
J.M. Songa, W.A. Overholt, J.M. Mueke and R.O. Okello (2001)
Colonisation of Cotesia flavipes (Hymenoptera: Braconidae) in stemborers in the semi-arid Eastern Province of Kenya

Insect Science and its Application (2001) 21, 395-402
Zhou Guofa, William A. Overholt and Moses B. Mochiah (2001)
Changes in the distribution of lepidopteran maize stemborers in Kenya from the 1950s to 1990s

Insect Science and its Application (2001) 21, 297-302
Mohamed N. Sallam, William A. Overholt, Eunice Kairu and Zhou Guofa (2001)
Will Cotesia flavipes drive its African homologue, Cotesia sesamiae, to extinction?

Entomologia Experimentalis et Applicata (2001) 98, 211-217
M.N. Sallam, W.A. Overholt and E. Kairu (2001)
Dispersal of the exotic parasitoid Cotesia flavipes in a new ecosystem

Insect Science and its Application (2001) 21, 403-407
M.J. Bonhof and W.A. Overholt (2001)
Impact of solar radiation, rainfall and cannibalism on disappearance of maize stemborers in Kenya

Environmental Entomology (2001) 30, 869-876
G. Zhou and W.A. Overholt (2001)
Spatial-temporal population dynamics of Cotesia flavipes (Hymenoptera: Braconidae) in Kenya

Insect Science and its Application (2001) 21, 303-310
D. Cugala, W.A. Overholt, L. Santos and D. Giga (2001)
Release of Cotesia flavipes Cameron for biological control of cereal stemborers in two ecological zones in Mozambique

Biocontrol Science and Technology (2001) 11, 381-390
A.J. Ngi-Song, S. Kimani-Njogu and W.A. Overholt (2001)
Multiple parasitism by Cotesia sesamiae and Cotesia flavipes (Hymenoptera: Braconidae) on Busseola fusca (Lepidoptera: Noctuidae)

African Entomology (2001) 9, 67-75
P. Chinwada and W.A. Overholt (2001)
Natural enemies of maize stemborers on the highveld of Zimbabwe

Insect Science and its Application (2001) 21, 189-205
S. Sithanantham, T.H. Abera, J. Baumgärtner, S.A. Hassan, B. Löhr, J.C. Monje, W.A. Overholt, A.V.N. Paul, Fang Hao Wan and C.P.W. Zebitz (2001)
Egg parasitoids for augmentative biological control of lepidopteran vegetable pests in Africa: Research status and needs

Insect Science and its Application (2001) 21, 335-346
E.I. Niyibigira, Z.S. Abdallha, W.A. Overholt, V.Y. Lada and A. van Huis (2001)
Distribution and abundance, in maize and sorghum, of Lepidopteran stemborers and associated indiginous parasitoids in Zanzibar

Insect Science and its Application (2000) 20, 181-189
Adele J. Ngi-Song, Peter G.N. Njagi, Baldwyn Torto and William A. Overholt (2000)
Identification of behaviourally active components from maize volatiles for the stemborer parasitoid Cotesia flavipes Cameron (Hymenoptera: Braconidae)

Annals of the Entomological Society of America (2000) 93, 492-499
V.C. Ofomata, W.A. Overholt, S.A. Lux, A. Van Huis and R.I. Egwuatu (2000)
Comparative studies on the fecundity, egg survival, larval feeding, and development of Chilo partellus and Chilo orichalcociliellus (Lepidoptera: Crambidae) on five grasses

Bulletin of Entomological Research (2000) 90, 517-526
R.A. Wharton, M.K. Trostle, R.H. Messing, R.S. Copeland, S.W. Kimani-Njogu, S. Lux, W.A. Overholt, S. Mohamed and J. Sivinski (2000)
Parasitoids of medfly, Ceratitis capitata, and related tephritids in Kenyan coffee: a predominantly koinobiont assemblage

Entomologia Experimentalis et Applicata (1999) 90, 257-266
A.J. Ngi-Song, W.A. Overholt, J.W. Smith Jr and S.B. Vinson (1999)
Suitability of new and old association hosts for the development of selected microgastrine parasitoids of gramineous stemborers

Entomologia Experimentalis et Applicata (1999) 93, 141-148
V.C. Ofomata, W.A. Overholt, A. Van Huis, R.I. Egwuatu and A.J. Ngi-Song (1999)
Niche overlap and interspecific association between Chilo partellus and Chilo orichalcociliellus on the Kenya coast

Insect Science and its Application (1999) 19, 187-191
V.C. Ofomata, W.A. Overholt and R.I. Egwuatu (1999)
Diapause termination of Chilo partellus (Swinhoe) and Chilo orichalcociliellus Strand (Lepidoptera: Pyralidae)

Bulletin of Entomological Research (1999) 89, 185-191
M.N. Sallam, W.A. Overholt and E. Kairu (1999)
Comparative evaluation of Cotesia flavipes and C. sesamiae (Hymenoptera : Braconidae) for the management of Chilo partellus (Lepidoptera : Pyralidae) in Kenya

Applied Entomology and Zoology (1998) 33, 121-126
K. Takasu and W.A. Overholt (1998)
Brood guarding behavior and life history characteristics of Goniozus indicus Ashmead (Hymenoptera : Bethylidae), a larval ectoparasitoid of lepidopteran stemborers

Insect Science and its Application (1997) 17, 119-130
Susan W. Kimani-Njogu and William A. Overholt (1997)
Biosystematics of the Cotesia flavipes species complex (Hymenoptera: Braconidae), parasitoids of gramineus stemborers

Insect Science and its Application (1997) 17, 89-95
Y. Hailemichael, F. Schulthess, J.W. Smith Jr. and W.A. Overholt (1997)
Suitability of West African gramineous stemborers for the development of Cotesia species

Insect Science and its Application (1997) 17, 131-135
K. Takasu and W.A. Overholt (1997)
Aggressive behaviour of Chilo partellus (Swinhoe) larvae against the parasitoid, Cotesia flavipes Cameron

African Entomology (1997) 5, 35-39
J.C. Mbapila and W.A. Overholt (1997)
Oviposition, development and searching behaviour of Cotesia flavipes Cameron and Cotesia sesamiae (Cameron) (Hymenoptera: Braconidae) in relation to aestivating and non-aestivating Chilo spp. (Lepidoptera: Pyralidae) larvae in maize

Insect Science and its Application (1997) 17, 137-142
Charles O. Omwega and William A. Overholt (1997)
Progeny production and sex ratios of field populations of the parasitoids Cotesia flavipes and Cotesia sesamiae reared from gramineous stemborers in coastal Kenya

Bulletin of Entomological Research (1997) 87, 515-524
R.P.J. Potting, L.E.M. Vet and W.A. Overholt (1997)
Geographic variation in host selection behaviour and reproductive success in the stemborer parasitoid Cotesia flavipes (Hymenoptera: Braconidae)

African Entomology (1997) 5, 71-75
C.O. Omwega, W.A. Overholt, J.C. Mbapila and S.W. Kimani-Njogu (1997)
Establishment and dispersal of Cotesia flavipes (Cameron) (Hymenoptera: Brachonidae), an exotic endoparasitoid of Chilo partellus (Swinhoe) (Lepidoptera: Pyralidae) in northern Tanzania

Insect Science and its Application (1997) 17, 19-35
M.J. Bonhof, W.A. Overholt, A. Van Huis and A. Polaszek (1997)
Natural enemies of cereal stemborers in East Africa: a review

Insect Science and its Application (1997) 17, 79-88
W.A. Overholt, A.J. Ngi-Song, C.O. Omwega, S.W. Kimani-Njogu, J. Mbapila, M.N. Sallam and V. Ofomata (1997)
A review of the introduction and establishment of Cotesia flavipes Cameron in East Africa for biological control of cereal stemborers

Journal of Chemical Ecology (1996) 22, 307-323
Adele J. Ngi-Song, William A. Overholt, Peter G.N. Njagi, Marcel Dicke, Jonathan N. Ayertey and Wilbert Lwande (1996)
Volatile infochemicals used in host and host habitat location by Cotesia flavipes Cameron and Cotesia sesamiae (Cameron) (Hymenoptera: Braconidae), larval parasitoids of stemborers on graminae

Biocontrol Science and Technology (1996) 6, 595-602
S.H.O. Okech and W.A. Overholt (1996)
Comparative biology of Cotesia chilonis Hymenoptera: Braconidae on selected African gramineous stemborers

Bulletin of Entomological Research (1995) 85, 379-386
Susan W. Kimani and William A. Overholt (1995)
Biosystematics of the Cotesia flavipes complex (Hymenoptera: Braconidae): interspecific hybridization, sex pheromone and mating behaviour studies

Bulletin of Entomological Research (1995) 85, 525-530
C.O. Omwega, S.W. Kimani, W.A. Overholt and C.P.K.O. Ogol (1995)
Evidence of the establishment of Cotesia flavipes (Hymenoptera: Braconidae) in continental Africa

Environmental Entomology (1995) 24, 978-984
Adele J. Ngi-Song, William A. Overholt and Jonathan N. Ayertey (1995)
Suitability of African gramineous stemborers for development of Cotesia flavipes and C. sesamiae (Hymenoptera: Braconidae)

Bulletin of Entomological Research (1994) 84, 367-378
W.A. Overholt, K. Ogedah and P.M. Lammers (1994)
Distribution and sampling of Chilo partellus (Lepidoptera: Pyralidae) in maize and sorghum on the Kenya coast

Environmental Entomology (1990) 19, 1889-1902
W.A. Overholt and J.W. Smith Jr. (1990)
Colonization of six exotic parasites (Hymenoptera) against Diatraea grandiosella (Lepidoptera: Pyralidae) in corn

Environmental Entomology (1990) 19, 1155-1162
W.A. Overholt and J.W. Smith Jr. (1990)
Comparative evaluation of three exotic insect parasites (Hymenoptera: Braconidae) against the southwestern corn borer (Lepidoptera: Pyralidae) in corn