1. Sayed, R.M. and S.A. Shairra, 2017. Enhancing the efficacy of entomopathogenic nematodes by gamma radiation in controlling Spodoptera littoralis larvae. J. Radiation Res. Applied Sci. 10.1016/j.jrras.2016.12.005.
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2. Rizk, S.A., R.S. Abdalla and R.M. Sayed, 2016. Changes occurred in the testes and DNA pattern of males wax moth (Galleria mellonella) first generation as a result of irradiation of their parents. Bull. Entomol. Res. 10.1017/S0007485316001139.
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3. Hamza, A.F., R.M. Sayed and N.F. Zahran, 2016. Toxic and antifeedant activity of Moringa oleifera leaf extracts and/or gamma radiation against Spodoptera littoralis (Boisd.) larvae. Egypt. J. Biol. Pest Control, 26: 551-556.
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4. Hamza, A.F., N.F. Zahran and R.M. Sayed, 2016. Fatty and amino acids compos it ion of Bactrocera zonata as affected b y substerilizing and sterilizing doses of gamma radiation. J. Entomol. Zool. Stud., 4: 713-717.
5. Sayed, R.M., A.A. Khidr and H.Z. Moustafa, 2015. Changes in defense mechanism related to controlling Spodoptera littoralis larvae by gamma irradiated Steinernema carpocapsae BA2. J. Entomol. Res., 39: 287-292.
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6. Hussein, O.S., R.M. Sayed and O.I. Saleh, 2015. Uses of jellyfish in pre sowing seeds treatment and pest control. Am. J. Exp. Agric., 5: 60-69.
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7. Hussein, M.A. and R.M. Sayed, 2015. Insecticidal and biochemical characterization of rice husk oil. Adv. Biochem. Biotechnol., 1: 1-9.
8. Sayed, R.M., A.A. Khidr and H.Z. Moustafa, 2014. Chitosan efficacy against the cotton leaf worm Spodoptera littoralis (Boisd.)(Lepidoptera: Noctuidae). Egypt. J. Biol. Pest Control, 24: 461-464.
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9. Hedayat-Allah, M.S., M.A. Hussein, S.E. Hafez, M.A. Hussein and R.M. Sayed, 2014. Ultrastructure changes in the haemocytes of Galleria mellonella larvae treated with gamma irradiated Steinernema carpocapsae BA2. J. Radiat. Res. Applied Sci., 7: 74-79.
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10. Ali, R.M.S., A.A. Khidr and L.E. Seleman, 2013. Biochemical alterations induced by gamma irradiation in the cotton bollworm. Egypt. J. Applied Sci., 28: 179-186.