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Keywords: Catalonia, greenhouse grown tomatoes, greenhouse whitefly Trialeurodes vaporariorum, parasitoid Encarsia formosa, leaf miner Liriomyza trifolii, L. strigata, Autographa gamma, Chrysodeixis chalcites, plant disease pathogens Pseudomonas, Botrytis cinerea, parasitoid Aphidius matricariae, Aphydoletes aphidimyza, Agrotis ipsilon, Agrotis segetum, Heliothis armigera, mirid bug Dicyphus tamaninii, Macrolophus sp., biological control with augmentation