The cotton aphid, Aphis gossypii is a known pest in the agricultural industry. Aphid growths
are influenced by environmental conditions, such as the species of the plant and soil
nutrition. The cucumber, Cucumis sativus L var. Beit Alpha is the main host of A. gossypii.
The aim of this research was to study the effect of nitrogen fertilizer on A. gossypii, including
biological performance, number of alate and apterous individuals, and its life span. Three
different doses of nitrogen fertilizer were used, 0, 0.5, and 0.75 g under laboratory …