The present study was carried out between September-2018 and June-2019 in Batman Province which is located South-eastern Region with the aim of determination species family Dytiscidae (Predaceous diving beetles). specimens were collected from 39 different localities province its districts. 23 belonging to 11 genera recorded area. Twenty identified new records for province.

Determination of optimal cropping pattern is essential for arid and semiarid regions with deficit water resources. Fars province is located in the southern part of I.R. of Iran with mean annual precipitation from 50 to 1000 mm and in most parts of this province water resources for agriculture are deficit. Jahrom region with semi-arid climate is located in Fars province with mean annual rainfall...

specimens of the subfamily milesiinae (diptera: syrphidae) were collected using sweeping net from saqqez region, kordestan province located in the northwestern iran during 2012-2013. in total 25 species in 12 genera were identified. of which eumerus transcaspicus (stackelberg, 1952) is reported for first time from iran. diagnostic characters besides supplementary photos of the new record are pr...

in this study, 60 composite samples of dill and onion from two different cultivated areas in khozestan province, iran, were collected and analyzed for the presence and determination of lead and cadmium by flame atomic absorption spectrometry. samples were burned according to aoac at 450 °c, and the residue was dissolved in nitric acid. lead and cadmium contents were determined using calibration...

lizardfish is one of the economically important fishes of persian gulf. in recent years, white, ellipsoid, round or elongated nodules were found in body cavity of this fish species which in preliminary microscopic examination were recognized as microsporidia. to determine the approximate prevalence rate of microsporidian infection and to establish its taxonomic position, 50 lizardfish were boug...

phosphorus (p) sorption in soils is a key process governing its availability to crops. there has been scanty information available on the p sorption characteristics of calcare-ous soils of western azarbaijan province, iran. in this study, p sorption characteristics and their relationship to soil properties were determined in 36 soil samples belonging to 15 agricultural soil series located in th...

background: one of the important aspects of the epidemiologic study of suicide and its related behaviors is the identification of suicide methods. this study aimed to investigate the geographical epidemiology of common methods of suicide and suicide attempts in fars province located in southwestern iran during the years 2010-2013. materials and methods: the present study was conducted on 17,342...

Hebei is one of the most air polluted provinces in China. According to the Ministry of Environmental Protection (MEP) for the severe fog-haze month of Jan. 2013, seven of the top ten most polluted cities in China are located in Hebei Province. In this study, the air pollution history and status of the Hebei Province are reviewed and discussed, using the governmental published Air Pollution Inde...