Introduction Because of shortage of water resources in the world, it seems necessary to refine wastewater, particularly in arid and semi-arid areas such as Iran. Correct treatment, management and the control of refining process needs to investigate about effective parameters in this process. Therefore, because of the uncertainty and complexity in finding qualitative parameters and their relatio...

BACKGROUND & OBJECTIVES Zoonotic visceral leishmaniasis is caused by Leishmania infantum, which is transmitted to humans by bites of phlebotomine sandflies and is one of the most important public health problems in Iran. To detect and identify the Leishmania parasites and their corresponding vector(s), an investigation was carried out in Azarshahr County, a new and important focus of the diseas...

In the course of the study of collected specimens from West Azerbaijan province (NW Iran), Prometheum rechingeri (Crassulaceae) is reported for the first time from Iran. Based on recent phylogenetic and morphological studies in Crassulaceae family, genus Prometheum was considered as independent genus. So far, two species viz. P. pilosum (under Sedum pilosum), and P. sempervivoides (under S. se...

Abstract:  The surface morphology of resting eggs of Anostracan species from East Azerbaijan Province of Iran and that of Artemia urmiana was compared using Scanning Electron Microscopy (SEM). Anostracan fauna of East Azerbaijan temporary pools were determined as follows: Chirocephalus skorikowi (Chirocephalidae), Branchinecta orientalis (Branchinectidae), Streptocephalus torvicornis (St...