Ogenga-Latigo, M. W. ., & Lamo-Ayo, J. (1992). Aspects of the Biology of the Carrot Aphid Chomaphis (dysaphis) foeniculus Theobald (Homoptera: Aphididae) in Uganda. Uganda Journal of Agricultural Sciences, 1(1), 21–27. Retrieved from http://journal.naro.go.ug/index.php/ujas/article/view/7