The increasing use of nanofertilizers in modern agriculture and their impact on crop yield pest management require further research. In this study, the effects nano-Fe, -Zn, -Cu (which are synthesized based nanochelating technology), urea (N) fertilizers antioxidant activities wheat plants (cv. Chamran), green aphid Schizaphis graminum (Rondani) investigated. authors observed highest levels phe...