By regionalizing precipitation in 113 synoptic stations Iran, the characteristics of precipitations and occurrence droughts each region were investigated over a period 30 years, 1988–2017. Elevation, latitude distance from moisture source have caused strong East–West South–North gradients across territory Iran so that average annual increases 55 mm eastern central regions to 1,730 south-west co...

I. Mahdavi, Department of Industrial Engineering, Mazandaran University of Science and Technology, Babol, Iran M. M. Paydar, Department of Industrial Engineering, Iran University of Science and Technology, Tehran, Iran M. Solimanpur, Faculty of Engineering, Urmia University, Urmia, West Azerbaijan Province, Iran M. Saidi-Mehrabad, Department of Industrial Engineering, Iran University of Science...

The historical distribution of the cheetah Acinonyx jubatus extended from Africa through the Arabian Peninsula into Iran and Afghanistan. From there, the range continued eastwards to Pakistan and India, and northeast through Central Asia: Uzbekistan, Kazakhstan and Turkmenistan (Nowell & Jackson 1996). During the Middle Ages, cheetahs also occurred to the west of the Caspian Sea, in Transcaucas...

The geographic distribution of Astragalus (Fabaceae) in Iran was analyzed using a database of 7606 georeferencedobservations. Astragalus occurs in all provinces of Iran, but 88% ofthe observations are in five provinces including Tehran, West-Azerbaijan, Esfahan, Kordestan, and Khorasan-e Razavi.Most species are rare and narrowly endemic: Thelargest distance between two observations of the same ...

Herein we describe the nests (including construction, closure, orientation, and depth of cells) of the bee Osmia (Ozbekosmia) avosetta Warncke found nesting near Antalya, Turkey, and Sepidan, Iran. Cells are unusual in that they are lined by two layers of colorful flower petals that sandwich a thin middle layer of mud. Analyses of pollen taken from scopal hairs of specimens from the Turkish sit...

Herein we describe the nests (including construction, closure, orientation, and depth of cells) of the bee Osmia (Ozbekosmia) avosetta Warncke found nesting near Antalya, Turkey, and Sepidan, Iran. Cells are unusual in that they are lined by two layers of colorful flower petals that sandwich a thin middle layer of mud. Analyses of pollen taken from scopal hairs of specimens from the Turkish sit...

androctonus crassicauda is the second most frequent causes of scorpion sting in south-west iran. its venom can cause sever pain, autonomic, central nervous system (cns), muscle function disturbances, and death. appropriate medi­cal and nursing cares can lead to complete recovery with no sequel .the majority of scorpion stings are oligosympto­matic, occurring mainly on the hands and feet (about ...

Echinoids fauna are common and distributed in the Lower Miocene deposits of the Bagher Abad area, northeast Isfahan, Central Iran.There are six Echinoid taxa belonging to the Echinoidea Class that can be described as: Clypeaster intermedius, Prinocidaris sp. andspines related to: Eucidaris zaemays, Stylocidaris Polyacantha, Spatangoid sp. and Prinocidaris sp. Bivalves, Foraminifers,Bryozoans, B...

The species of Bradyporus Charpentier, 1825 found in Turkey has been revised by the second author (M. Ünal, 2011). Bradyporus comprises thirteen species and subspecies at present. The species of the genus have a range of Central Palaearctic distribution; most of the species are Balkanian-Anatolian-Iranian, whereas some of them are restricted to Ukraine, the Caucasus, Transcaucasus, being inhabi...