The aim of this study is to determine the plant species preferred by Apis mellifera L., which a valuable genotype in terms vitality and high honey production. For purpose, seven samples from Yığılca region Düzce (Turkey) were examined for pollen analysis. As result analysis on these samples, it was determined that local honeybee use grains 43 different taxa 26 families. Six unifloral (> 45% ...

A study was made of the mass drying eastern spruce (Picea orientalis (L.) Link) in Teberdinsky Nature Reserve (North Caucasus). The main cause an outbreak number bark beetle (Ips typographus L.) whose reproduction occurred hot seasons 2012 and 2015. existing undergrowth not affected. By 2019, 7 years after beginning spruce, most groups had died out, single active foci were noted. There are almo...

Amblyseius orientalis (Ehara) (Acari: Phytoseiidae) is a native predatory mite species in China. It used to be considered as a specialist predator of spider mites. However, recent studies show it also preys on other small arthropod pests, such as Bemisia tabaci (Gennadius) (Hemiptera: Aleyrodidae). Experiments were conducted to investigate (1) prey preference of A. orientalis between Tetranychu...