Investigations on Population Change and Damage of Olive Psyllid [Euphyllura Phillyrea Först. (Hom.: Aphalaridae)] on Olive Trees in Mut District (Turkey)

Authors : Hüseyin ÇETİN, Özdemir ALAOĞLU

Pages : 61-67

View : 24 | Download : 21

Publication Date : 2005-12-25

Article Type : Research Paper

Abstract :This research was conducted in totally nine olive orchards from three villages during 2001-2002 in Mut district of Mersin province in where pesticide application is absent or very few. One of the most important species was Euphyllura phillyrea Först. insert ignore into journalissuearticles values(Hom.: Aphalaridae); among pests. Population change and infestation ratio of the E. phillyrea were determined in the olive orchards. E. phillyrea produced one generation in a year and population of the nymphs and adults reached the highest level at the first week of may 2002 with 2.300 nymph/tree and 2.850 adult/tree. In the same year maximum ratio of infected inflorescence and branches with E. phillyrea were 9,3% and 67%, respectively.
Keywords : Zeytin, Euphyllura phillyrea, populasyon değişimi