Natural Abundance and Biocontrol Efficiency of the Ectoparasitoid Diglyphus isaea Walker on the Serpentine Leafminer Liriomyza trifolii (Burgess) in Tomato Greenhouses in Alzawia Region Libya Journal title: Journal of Advances in Biology & Biotechnology Authors: A. R. Elkhouly, M. A. Alhririg Subject(s):