soil and water salinity are the main agricultural problems in arid and semi arid areas in the world and iran. in order to investigate salinity tolerance of kochia, two experiments were conducted in a completely randomized design with four replications, seven levels of salinity (0, 10, 20, 30, 40, 50 and 60 ds m-1) and two growth stages (planting and early seedling) with gradually salinity appli...

Mitral valve prolapse (MVP) is a relatively frequent valvular abnormality. In both children and adults with MVP, an increased incidence of ventricular arrhythmias has been reported. QT dispersion, defined as the difference in duration between the longest QT interval and the shortest one, for a given set of electrocardiographic leads has been proposed as a sign of regional difference in card...

Plastic mulch increased minimum temperature of soil, accelerated plant height,early growth, early yield, and bring satisfactory weed control without anyapplication of herbicides. This experiment was laid out on three-factorialRandomized Complete Block Design with three replications during 2008-2010 atthe National Rice Research Institute, Rasht, Iran using three kinds of mulches(Transparent and ...