objective: the main objective pursued in this paper is to investigate the energy consumption for drying of potato slices using vacuum-infrared drying method. methods: drying of potato slices with the thicknesses of 1, 2 and 3 mm were conducted at vacuum levels of zero (without vacuum), 20, 80 and 140 mm [hg], infrared radiation at power levels of 100, 150 and 200 w in the three repetition. resu...

the municipality of tehran is intending to construct a permanent international flower exhibition. the activities for construction began in the year 2006. the exhibition has three distinct areas namely “northern area”,”southern area” and “central area”. in northern and southern area the flowers are supposed to be preserved and in central area, they will be sold out. in the present st...

due to shortage of precipitation and the spatial and periodical disparity of rainfalls, iran iscounted among the arid and semi-arid countries of the world, and therefore the water utilities have put thecontrol of consumption and efficient use of water high on their priorities. water consumption management isconsidered as a field of energy management, and the impacts of effective measure related...

background: this study was undertaken to examine the reversibility of renal injury in the male new zealand white rabbits sub­se­quent to a 90-days exposure to uranyl nitrate (un) in drinking water. animals were exposed for 90 days to uranyl ni­trate in their drinking water (24 or 500mg/l). control group were given municipal tap water. methods: the indicators of kidney function measured in this ...

obesity is rising rapidly in iran. nutrition is an important issue of obesity; fruits and vegetables are among the best food sources of antioxidant vitamins, soluble fibers, phytochemicals, and other nutrient constituents. further, some of these foods have been shown to be protective related to reduction of chronic disease risk. in this study, consumption of fruits & vegetables and body mass in...

introduction: breakfast is repeatedly called to as the most important meal of the day and has positive effects on nutritional profile, cognitive activities and disease prevention in schoolchildren. the aim of this study was to assess the eating breakfast status in a sample of primary students of ilam city. materials and methods: participants of this cross-sectional study were 298 schoolchildren...

to investigate the effects of regulated deficit irrigation (rdi) on the growth, yield and quality of ‘yali’ pears, field experiments for c (fully watered control), ew [early withholding of irrigation, water stress from pullulation to 25 days after flower bloom (dafb)], mw (mid-growth withholding of irrigation, water stress from 25 dafb to 80 dafb), and lw (late withholding of irrigation, water ...

this study focuses on the factors influencing consumer’s decision in fish consumption in erzurum province of turkey. the data were obtained from 384 households who live in urban areas of erzurum province in 2012. the sample size of the study was determined by unclustered proportional sampling method. analytic hierarchy process (ahp) was used to determine the most suitable type of fish for house...

background & aim: depression is a chronic and overwhelming disorder. one of the factors that could prevent the occurrence of depression is tea consumption. considering the controversial results of previous studies, the aim of this systematic and meta-analysis review study was to answer this question that whether tea consumption could decrease the risk of depression. methods & materials : by sea...