the writers of this research have studied seven variables including: precipitation, relative humidity, sunny hours, temperature average, temperature minimum, temperature maximum and sea level pressure, at sanandaj air station during 1964-1994. sanandaj air station has nearly 10966 days of complete data for these variables. a principal component analysis (pca) has been applied on this data; then...

built environment does not “simply appear overnight, like a movie-set springing up on a vacant lot, but has to be produced”.thus, the first point in dealing with such an environment is considered to be the tracing of time in the evaluation of the city and keeping in mind that the whole is more than its parts. the last point becomes naturally understood when the process of city building is p...

Background: Aflatoxin M1 (AFM1) in industrial ice cream was analyzed by immunoaffinity column (IAC) clean-up followed high-performance liquid chromatography (HPLC) with a fluorescence detector (FLD) as highly-sensitive method to confirm and quantify AFM1 the samples. Methods: A total of 150 samples were randomly collected from supermarkets seven Iranian cities (Tehran, Tabriz, Karaj, Urmia, San...