“Survival of the Predator Harmonia Axyridis (Pallas) (Coleoptera Suitability of Two Aphid Species for Development, Fecundity And: Coccinellidae) Under Laboratory Conditions”. Damascus University Journal of Agriculture Sciences, vol. 33, no. 1, June 2021, https://journal.damascusuniversity.edu.sy/index.php/agrj/article/view/74.