Ahmed Mohamed Nawal, KhalafAlla Taha Awad, Haroun Mohamed Adam Abubaker, Laboratory Studies on the Host Preference of Cotton Mealybug ‘Phenacoccussolenopsis’ Tinsely (Hemiptera: Pseudococcidae) in Khartoum State, Sudan, journal of agronomy research, Volume 1, Issue 3, 2019, Pages 35-43, ISSN 2639-3166, https://doi.org/10.14302/issn.2639-3166.jar-18-2576. (http://mail.oap-journals.orgjar/article/984) Keywords: Gossypium; Chinese rose; nymphal; instar; Preference