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Dr. D. C. Steinkraus

Dr. D. C. Steinkraus


Biological Control


Department of Entomology
319 Agriculture Building
University of Arkansas
Fayetteville, AR 72701
:Aphid Fungus Sampling Service

Curriculum Vitae


  • B. A., Anthropology, Cornell University, Ithaca, NY, 1975
  • M. S., Mycology, University of Connecticut, Storrs, CT, 1979
  • Ph.D., Insect Pathology, Cornell University, Ithaca, NY, 1987

Graduate Students and Staff:

Courses Taught

  • ENTO 5013/5010L : Morphology of Insects / Morphology of Insects Laboratory
  • ENTO 4043/4043L : Apiculture/ Apiculture Laboratory

Program Area

  • Biological Control: Entomopathogens

Research Area

  • Conducted basis and applied research on epizootiology of fungal pathogens of cotton aphid, Aphis gossypii , on cotton;three cornered alfalfa hopper on soybean; and spinach aphid, Myzus persicae, on spinach.
  • Conducted field research on adjusted economic thresholds for Helicoverpa zea on soybean, grain sorghum, and cotton when Bacillus thuringiensis or Heliothis nuclear polyhedrosis virus are used as control agents.
  • Conducted research on causes of pupal attrition in H. zea pupae in corn.
  • Studied diplogasterid nematode, Chroniodiplogaster aerivora , found infecting H. zea pupae in corn.
  • Surveyed lesser mealworm populations for parasitic protozoa.
  • Described new species of pyemotid mite parasitizing eggs of tenebrionids.
  • Conducted basic and applied research on fungal pathogens of house flies, mosquitoes and litter beetles.
  • Involved in research on management of litter beetles in poultry houses.


  • Steinkraus, D. C., M. N. Howard, R. G. Hollingsworth, & G. O. Boys. 1999. Infection of sentinel cotton aphids (Homoptera: Aphididae) by aerial conidia of Neozygites fresenii (Entomophthorales: Neozygitaceae). Biological Control 14: 181-185.
  • Steinkraus, D. C. & S. Y. Young. 1999. Bacillus thuringiensis for use against armyworm, Pseudaletia unipuncta (Lepidoptera: Noctuidae), on wheat. Florida Entomol. 82: 209-218.
  • Dry, F. E., D. C. Steinkraus, & R. W. McNew. 1999. Microsporidia (Protozoa: Microspora) in pteromalids (Hymenoptera: Pteromalidae) in broiler-breeder houses of Northwest Arkansas. Biological Control 16: 164-169.
  • McLeod, P. J. and D. C. Steinkraus. 1999. Influence of irrigation and fungicide sprays on prevalence of Erynia neoaphidis infections of green peach aphid on spinach. J. Agric. Urban Entomol. 16: 279-284.
  • Geden, C. J., J. J. Arends, D. A. Rutz & D. C. Steinkraus. 1998. Laboratory evaluation of Beauveria bassiana (Moniliales: Moniliaceae) against the lesser mealworm, Alphitobius diaperinus (Coleoptera: Tenebrionidae), in poultry litter, soil, and a pupal trap. Biological Control 13: 71-77.