Elobeid, Amna E., et al. “The Effect of Seasonal Temperature and Relative Humidity on the Infestation of Cotton Mealybug, Phenacoccus Solenopsis Tinsley, on Tomato in Gezira State, Sudan (2016)”. International Journal of Horticulture, Agriculture and Food Science, vol. 3, no. 3, Oct. 2019, https://journal-repository.com/index.php/ijhaf/article/view/1174.