Reinhold Deml Lehrstuhl für Tierökologie II, Universität Bayreuth, D-95440 Bayreuth, Germany. E-mail: [email protected] Z. Naturforsch. 56c, 89-94 (2001); received September 12/October 18, 2000 Chemical Defense, Saturniidae, Secondary Compounds Scolus secretions and hemolymph of caterpillars of Satumia pyri fed with two different foodplants (Crataegus monogyna, Prunus spinosa) were ...

Surveys of mite fauna on Dittrichia viscosa and D. graveolens (Asteraceae) were conducted at multiple locations in Tartous Latakia governorates, Syria, 2021 2022. A total 13 species belonging to seven families (Acaridae, Camerobiidae, Erythraeidae, Phytoseiidae, Raphignathidae, Tenuipalpidae, Tetranychidae) collected. Among them, Erythraeus (Zaracarus) passidonicus (Erythraeidae), Raphignathus ...

The influence of different semi-natural surroundings adjacent to apple orchards on the occurrence predatory syrphids and biological control Aphis pomi Deg. Dysaphis plantaginea Pass. was compared. Two methods catching hoverflies were used: yellow traps collect adults hand picking get larvae from aphid colonies. A total 1029 Syrphidae (26 species belonging 14 genera) subfamily Syrphinae collecte...