Increased cost of tobacco cultivation is a major concern for its sustainable production in Iran. Therefore, the development of tobacco mechanized cultivation is a necessity. Given this, the driving and inhibiting factors of the development of mechanized tobacco cultivation were investigated by the Delphi technique in three rounds in Guilan Province, Iran. Nineteen experts from the Jahad Agricul...

rivers are important water resources for human life, but sometimes cause irreparable damages. the flood plains are fertile terrains which are endangered by flood. flood hazard mapping is one of the basic methods in flood fighting. in order to decline flood damages, the simulation of the hydraulic behavior of the rivers during flood occurrence is very important. in this study, areas that are flo...

Introduction In 2004, Delaware County, Ohio, was the fast­ est growing county in Ohio and the eleventh fastest growing county in the nation. Even with a 71.4% increase in business establish­ ments, less than 40% of Delaware County res­ idents both live and work in the county. The population increased 30% from April 2000 to July 2004, when it reached 142,503. Delaware County, about 25 miles nort...

background: in addition to gas pollutants, many chemicals and air pollutants are in the form of particulate matter. particulate matter consists of a complex mixture of variable sized particles and physicochemical composition. these particles mainly contain minerals including fe, al, ca, k, cu, ti, mn, ni, v and their size, chemical composition and concentration are important to assess the exten...

BACKGROUND Based on death certificate data, the Texas Department of Health Bureau of Vital Statistics calculates age adjusted all-cause mortality rates for each Texas county yearly. In 1998 the calculated rates for two adjacent Texas counties was disparate. These counties contain one city (Amarillo) and are identical in size. This study examined the accuracy of recorded county of residence for ...

background: foreign immigrants form the part of the population of each country. among the foreign immigrant population in iran, the share of immigrants and nationals from afghanistan is very noticeable. one of the factors that affect this people's physical and mental health is social support. this study aimed to investigate the status of social support and its effective factors on afghan immigr...

Béla Pikó1, Ali Bassam1, Enikő Török2, Henriette Ócsai3 and Farkas Sükösd4 1Kálmán Pándy Hospital of the Local Government of Békés County, County, Center of Oncology, Gyula, 2Kálmán Pándy Hospital of the Local Government of Békés County, County Department of Radiology, Gyula, 3Kálmán Pándy Hospital of the Local Government of Békés County, Dermato-Oncology Outpatient Clinic, Gyula, 4University o...

If economic growth elsewhere raises an individual’s earning prospects relative to his present location, then the individual will move. However, if the individual can exploit economic growth elsewhere by commuting, he will not need to move to gain from the expansion. County-level data from eight states in the Midwest over the period 1969–1994 are used to show that local county population respond...