To determine aluminum and zinc levels in black tea cultivated in north of Iran, 105 black tea samples were collected from the tea growing regions of Guilan and Mazandaran provinces and were analyzed for Al and Zn concentration of tea infusion. Contents of all elements were analyzed three times separately by using an Inductively Coupled Plasma Atomic Emission Spectrometry (ICP - AES). The solubi...

1 Department of Biology, Faculty of Science, Kharazmi (Tarbiat moallem) University, Tehran, Iran. 2 Department of Biology, Faculty of Science, Kharazmi (Tarbiat moallem) University, Tehran, Iran. 3 Department of Community Medicine, Faculty of Medicine, Guilan University of Medical Sciences, Rasht, Iran. 4 Faculty of Medicine, Guilan University of Medical Sciences, Rasht, Iran. 5 Cellular and Mo...

the parasitoid wasps of the genera leiophron nees and euphorus nees were studied in northern iran (guilan, mazandaran and alborz provinces). the specimens were collected using malaise traps from different habitats during 2010-2011. four species of both genera were collected and identified, of which three species, euphorus pallidistigma (curtis), e. similis (curtis) and leiophron fascipennis (ru...

Carp is one of the most widely cultivated warm water fish, which has been introduced into many countries. It is essential for the manager of a carp farm to know the production costs and their evolution, showing the main inputs on which the cost reduction is worth effort. In Iran, carp farming is mainly based on common carp, silver carp, grass carp, and bighead carp, which were often reared in p...

Carp is one of the most widely cultivated warm water fish, which has been introduced into many countries. It is essential for the manager of a carp farm to know the production costs and their evolution, showing the main inputs on which the cost reduction is worth effort. In Iran, carp farming is mainly based on common carp, silver carp, grass carp, and bighead carp, which were often reared in p...

the coastal areas of the caspian sea are geographically unique and provide habitats for different flora and fauna. one of the remarkable inhabitants of this area is the european pond turtle, emys orbicularis (linnaeus, 1758), about which very little is known. in our study thirty seven (37) adult males of e. orbicularis have been identified in the golestan, mazandaran, ardebil, and east azerbaij...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: one of the major steps for planning and making polices in iranian health and health service sector is to gain information on the condition of such services in each province. thus, the present study intended to determine the degree of development and ranking of provinces at this sector. it can identify the undev...