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...

after heavy rainfalls in late apr. of 2010 in tehran, an epizootic occurred amongst hoverflies (eupeodes corollae fabricius) population in green spaces of iranian research institute of plant protection, caused by an entomopathogenic fungus. infected flies fixed to the upper parts of whitetop (lepidium draba l.) and small tumbleweed mustard (sisymbrium loeslii l.) plants with their proboscis and...

Black elder (Sambucus nigra L.) commonly occurs throughout the country – it can be found in forests, thickets, parks, balks or in home gardens. It is a valuable reservoir of food for beneficial insects and a place of refuge or wintering. Almost every part of the elderberry plant has some uses: the fruits, flowers, leaves, roots, pith and bark. Its fruits and flowers are used in herbal medicine ...

After heavy rainfalls in late Apr. of 2010 in Tehran, an epizootic occurred amongst hoverflies (Eupeodes corollae Fabricius) population in green spaces of Iranian Research Institute of Plant Protection, caused by an entomopathogenic fungus. Infected flies fixed to the upper parts of whitetop (Lepidium draba L.) and small tumbleweed mustard (Sisymbrium loeslii L.) plants with their proboscis and...

a faunistic list of syrphidae sampled in the agroecosystems of neyshabur (khorasan-razavi province) through malaise, yellow water traps and hand net is hereby presented for the first time. a total of 22 species were collected, including 13 species through malaise trap, 5 through yellow water trap as well as representatives of all species sampled through hand net. among the species collected, 8 ...