Robert Louis Hummel

Hummel, R. L., Walgenbach, J. F., Barbercheck, M. E., Kennedy, G. G., Hoyt, G. D., & Arellano, C. (2002). Effects of production practices on soil-borne entomopathogens in western North Carolina vegetable systems. ENVIRONMENTAL ENTOMOLOGY, 31(1), 84–91. https://doi.org/10.1603/0046-225X-31.1.84

Hummel, R. L., Walgenbach, J. F., Hoyt, G. D., & Kennedy, G. G. (2002). Effects of production system on vegetable arthropods and their natural enemies. AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 93(1-3), 165–176. https://doi.org/10.1016/S0167-8809(01)00345-0

Hummel, R. L., Walgenbach, J. F., Hoyt, G. D., & Kennedy, G. G. (2002). Effects of vegetable production system on epigeal arthropod populations. AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 93(1-3), 177–188. https://doi.org/10.1016/S0167-8809(01)00346-2