Infestation rate and population fluctuation ofThrips tabaci Lindeman and Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae) at vegetable greenhouses in Antalya province (Turkey)

In this thesis, 2012-2013, between the open and greenhouse areas where agricultural activities, Thrips tabaci Lindeman and Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae) causing economic damage on plants in Antalya province and surrounding contamination in vegetable cultivation made greenhouse area near the infestation rates and population fluctuations are investigated. Trips infestation rates, October, February and April, near the district center and tomato, pepper, cucumber, eggplant with cultivation, has been investigated in unheated glass and plastic greenhouses in Antalya. Kapia grown in number in once a week for 3 glass and 3 plastic greenhouses plant was made in Kursunlu and Yurtpınar villages population fluctuations. 30 plants in each greenhouse with flowers, including the number of partners and a total of 60 of the top; the lower, upper and middle portions of the leaves of 3, including a total of 90 leaves were examined. In conclusion, it was found that F. occidentalis is located in the leaves and flowers. Infestation rates are maximum on plastik eggplant greenhouse at Alanya on October, maximum on plastik eggplant greenhouse at Serik on February and maximum both at plastik greenhouse and glasshouse eggplant in Serik on April. In Yurtpınar F. occidentalis's adult population increased in April and May, the nymph population has reached its highest level in March. Key words: Frankliniella occidentalis, Thrips tabaci, infestation rate, population fluctuation, Antalya, greenhouse, vegetables.