Method;"Baited trap" "Number of baited traps";"20 traps for each site" "Number of trees";"10 (along forest roads or pathway)" "Position on tree";"One trap on the trunk (1.5–2 m high); the other on branches (over 10 m high)" "Distance between trees with baited trap";"At least 100 m" "Monitoring period";June-July "Number of weeks";5 "Number of surveys";15 "Frequency of surveys";"Three per week" "Time of the day";"08:00h - 11:00h" "Number of operators";2 "Hours per person";40 Equipment;"A clipboard, a field-sheet, a pencil, GPS, a rope, two replacement jars, bottles with mixture (wine-sugar)"