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knowledge of seasonal fluctuations is of great importance for sale management. the aim of this research is to assess the impact of sale season on the log and lumber prices. hence, after evaluation of sale documents in azarood forestry plan, the data of 410 timber sale lots at roadside of four seasons from 1992 to 2008 were extracted and incorporated into a dataset. calculating the average selli...
the current study aimed at investigating the relationship between motivation and test preparation strategies (tpss) used by iranian pre-university students in their preparation period for the university entrance exam (uee). due to the importance of uee in iran, this study also attempted to show its impact on these two important variables. to this end, 100 pre-university students in an iranian p...
in this study, total factor productivity(tfp) growth of sugar beet in iran during 1989-1990 through 2007-2008 was analyzed, using nonparametric malmquist approach. so, amounts of inputs usage including seeds, fertilizers, insecticides, herbicides, labor, water use and acreage in one hand and output of sugar beet production on the hand were taken into account. results showed that sugar beet prod...
abstract background: quality of care is of great importance in health services as these services have the important mission to preserve health, and to give care to the society. the present study aimed to investigate the quality of midwifery services from the viewpoint of the clients, under coverage of health care centers in isfahan, through servqual model. materials and methods: this descriptiv...
introduction: the present study aimed to investigate the psychometric properties of grasha-riechmann student learning styles scale. method: the participants included 1039 students (421 students in human and 618 students in technical sciences), selected through the stratified sampling method from tehran university. they answered the grasha-riechmann student learning style scale and the data was ...
background: the modern electronic technologies have had a deep impact on traditional methods of education and brought forth new methods for effective education. electronic portfolio is one of the newest methods of teaching. therefore, the purpose of the present research was to study the impact of using e-portfolio on nursing students' learning in physiology course. methods: the design of t...
Objective: The purpose of this research was to compare the effectiveness of teaching problem solving through stories and teaching according to Dzurilla and Nezu (2007) method on the adolescent boys‘s MEPS scores. .Methods: this research includes 36 students. They randomly assigned in to three groups: control group, teaching problem solving through stories and teaching problem solving according ...
BACKGROUND Data on rotavirus burden among children in the 15 newly independent states of the former Union of Soviet Socialist Republics, particularly contemporary data from poorer countries, are not widely available. These data are desired by policy makers to assess the value of rotavirus vaccination, especially since the GAVI Alliance approved financial support for the region's eligible countr...
چکیده : تحقیق حاضر به منظور مقایسه دو روش تدریس انتزاعی و تدریس در متن بر یادگیری دستور زبان ایتالیاییِ زبان آموزان ترم 1 مدرسه ایتالیایی تهران در تابستان 89 صورت گرفت. روش تحقیق آزمایشی بوده و پژوهش بر 30 نفر از زبان آموزان مدرسه ایتالیایی تهران که بصورت تصادفی به 2 گروه جایگزین شدند صورت گرفت. ابزار تحقیق آزمون 30 سوالی تستی از بانک سوالات استاندارد شده بود که به تصادف انتخاب شده بودند.روشهای...
OBJECTIVE We examined secular trends in physical fitness and BMI status in 8- to 9-year-old Greek children during an 11-year period (1997-2007). METHODS Population data derived from a yearly health survey performed in over 85% of Greek schools. Anthropometric measurements and physical fitness tests from 651,582 children were analyzed. The gender- and age-specific BMI cut-off points by the Int...
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