The present study was conducted at Alzanqalon province, Sharkia governorate. Egypt during season 2016/2017 to throw light on the improving the effects of malathion, diazinon, acetamiprid and biovar with addition of sylgard 309 (silicone surfactant) and Npk to the spray solution of controlling Aphid (Aphid craccivora) insects. Data revealed that malathion was the superior compound rearded general mean of reduction in infestation of 90.76% followed desendingly by acetamiprid (74.70%), diazinon (66.27%), biovar (53.07%), sylgard 309 (52.32%) and Npk (12.14%). The efficacy of malathion was increased by 1% with sylgard 309 of decreased with Npk by 1% sylgard 309 as well as Npk improved the effects of diazinon by 17% and 10% respectively. Efficacy of acetampred was decresed by 9% with sylgard 309 and 5% with Npk. While the effects of biovar was increased with sylgard 309 by 8% and decreased by 32% with Npk.