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¹ Batı Akdeniz Tarımsal Araştırma Enstitüsü Bitki Koruma Bölümü, 07100 - Antalya Viewed : 1890 - Downloaded : 1062 Population fluctuations of Vegetable leafminer, Liriomyza trifolii (Burgess), and its natural enemies were studied in protected bean and tomato growing in 2002 and 2003 of Antalya provinces. Diglyphus isaea Walker, D. crassinervis Erd. and Neochrysocharis formosa (Westw.) were determined as a natural enemy of L. trifolii (Burgess). Population densities were maximum value by 6,0 larvae per leaf on tomato and 10 larvae per leaf on bean in 2002 and 2003 within spring growing season. The natural parasitism ratio was encountered on bean plots up to 67%. Vegetable leafminer population would be under economic threshold resulted from suppression created by natural enemies in protected tomato and bean cultivation within spring seasons. Keywords : Vegetable leafminer, Parazitoid, Natural enemies, Greenhouse production