R. R. Gerhardt

Gerhardt, R. R., & Axtell, R. C. (1973). Flight of the eye gnat, Hippelates pallipes (Diptera: Chloropidae): Correlation with temperature, light, moisture and wind velocity. Journal of Medical Entomology, 10(3), 290. https://doi.org/10.1093/jmedent/10.3.290

Gerhardt, R. R., Dukes, J. C., Falter, J. M., & Axtell, R. C. (1973). Public opinion on insect pest management in coastal North Carolina (Vol. 97). Raleigh: North Carolina Agricultural Extension Service.

GERHARDT, R. R., & AXTELL, R. C. (1972). FLIGHT OF EYE GNAT, HIPPELATES-PUSIO (DIPTERA-CHLOROPIDAE) - EFFECT OF TEMPERATURE, LIGHT, MOISTURE AND WIND VELOCITY. JOURNAL OF MEDICAL ENTOMOLOGY, 9(5), 425-&. https://doi.org/10.1093/jmedent/9.5.425