Damavand volcano is located 60 km to the East North- East of Tehran. It is a dormant stratovolcano outcrop in the Alborz Mountains of northern Iran and is the highest mountain (5670 m) in the Middle East and West Asia. Mazandaran Province, one of the most populous provinces by population density, Semnan and Gorgan provinces further east are neighbours of the Damavand. Volcanism in Damavand goes...

Variations in fruits morphology of Tilia spp. were studied along longitudinal and altitudinal range. Ten populations of Tilia spp.from Golestan, Mazandaran and Gilan Provinces (N. Iran) were selected. After biometrical measurements and Scanning Electron Microscopic (SEM), Cluster Analysis divided the population into seven groups. Discriminat Analysis showed that among all traits studied, size o...

The objective of this study is to analyze the energy use efficiency and carbon footprint irrigated wheat systems in different Iranian provinces. authors resort k-means clustering technique fulfil said objective. empirical results reveal that average total input (59.5 GJ ha−1) higher than output (45.82 from production, resulting an 0.77, thus rendering production Iran energy-inefficient on avera...

BACKGROUND Golestan Province, at the western end of the Asian esophageal cancer (EC) belt in northeastern Iran, was reported to have one of the highest worldwide rates of EC in the 1970s. We have previously shown a declining incidence of EC in Golestan during the last decades. This study reports additional new results from the Golestan Population-based Cancer Registry (GPCR). METHODS The GPCR...

in order to investigate the presence of barley mild mosaic virus, 425 samples of barley and wheat from razavi khorasan, northern khorasan, golestan, yazd and western azarbayjan were collected in spring 2011. plolyclonal antiserum was used in order to detect baymv by das-elisa. the highest level of baymv infection was found in azarbayjan gharbi and detect inrazavi khorasan, northern khorasan and...

1Department of Pathobiology and Laboratory Science, School of Medicine, North Khorasan University of Medical Sciences, Bojnurd, Iran; 2Department of Microbiology, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran; 3Department of Microbiology, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran; 4Department of Pediatrics, School of Medicine, Semnan U...

southern margin of the caspian sea due to keeping of domestic animals and abundance of surface water reservoirs is prone to infection with leptospira sp.. this study was performed to determine anti-leptospira antibody frequency in golestan province, southeast of the caspian sea in the north of iran. this study was performed on 1028 people in golestan province. sampling was stratified. leptospir...