Six species of the genus Amanita are reported from Iran. Among them A. aspera, A. caesarea and A. crocea are new members for Iranian fungus flora. Three previously reported species viz. A. battarae, A. ceciliae and A. rubescens var. rubescens are studied in details. All species areredescribed and illustrated with microphotographs and drawings. 

Coccinella quinquepunctata (the five-spot ladybird), was considered extinct in the UK until 1987. Since this time species is abundant, however, only very specific habitat Wales and Scotland. As a result, it classified as (RDB3) Rare, mainly result of its preferred habitat; exposed riverine sediment. This constant state alteration by natural anthropogenic means with quality being degraded to poi...

antibiotic resistance in shigella species has been showing a rising trend all over the world. this study was performed to discover the state of antibiotic resistance of shigella species with regards to six common antibiotics in use in iran.

during a two-year (2004-2005) survey of alfalfa aphids and their natural enemies in isfahan, a total of four aphid species and 58 species of their natural enemies comprised of 45 predatory species, 11 parasitoid species and two species of parasitic mites were collected and identified. moreover, five hyperparasitoid species were collected. on each sampling date, six 20-sweep samples were taken u...