this study was conducted to evaluate the age-specific functional response of psyllaephagus zdeneki noyes & fallahzadeh (hymenoptera: encyrtidae) at different nymph densities of olive psyllid, euphyllura pakistanica loginova (hemiptera: psyllidae). due to parasitoid behaviour of feeding and parasitizing the host, both traits were separately explored on a daily functional response. results of...

Conservation biological control (CBC) is an environmentally sound potential alternative to the use of chemical insecticides. It involves modifications of the environment to promote natural enemy activity on pests. Despite many CBC studies increasing abundance of natural enemies, there are far fewer demonstrations of reduced pest density and very little work has been conducted in olive crops. In...

A new lichen species Lecaimmeria pakistanica K.Habib, R.Zulfiqar & Khalid sp. nov. is described and illustrated from rocks in the temperate forests of Himalaya Azad Jammu Kashmir, Pakistan. This characterized by its yellow-brown to brown thallus having areoles 0.4 1.5 mm across, branched anastomosing paraphyses, a tall hymenium, large ascospores 20–32 × 10–16 μm, no substance detected thin ...

Bornova ve Kemalpaşa ilçelerinde (İzmir), 2015-2016 yıllarında, Memecik zeytin ağaçları (Olea europaea L. cv. Memecik) üzerinde Euphyllura phillyreae Foerster (Hemiptera: Psyllidae)’nin popülasyon değişimi biyolojik dönemlerinin durumu incelenmiştir. Zeytinliklerde, E. phillyreae’nin yumurtaları 8 Mart-12 Mayıs, nimfleri 16 Mart-18 Haziran tarihleri arasında bulunmuştur. Zeytin ağaçlarının çiçe...