Fig. 1 in Evaluation of food lures for fruit flies (Diptera: Tephritidae) captured in a citrus orchard of the Serra Gaúcha

Fig. 1. Mean number of adult Anastrepha fraterculus (male and female) flies captured per trap per day (FTD) with McPhail monitoring traps containing food lures in a citrus orchard growing the Citrus sinensis cv. 'Valência' from Nov 2012 to Oct 2013. Municipality of Pinto Bandeira, Rio Grande do Sul State, Brazil. The continuous horizontal line indicates an FTD index of 0.5 (economic injury level).