E. Abdalla, T., 		M. Elmustafa, A., & 		A. Mubarak, H.
(2023).
 Establishment and parasitism efficiency of Trichogramma principium (Sugonyaev et Sorokina) on Helicoverpa armigera (Hb.) infesting cotton in Sudan.
<em>Gezira Journal Of Agricultural Science, 10</em>(1), 105-117.
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