نتایج جستجو برای: carhart four factor model
تعداد نتایج: 3301783 فیلتر نتایج به سال:
introduction: this paper proposes an appropriate strategy for exporting hepatitis b vaccine, manufactured by pasteur institute of iran, to other countries. methods: eeffectiveness factors and their relative variables were found out by factor analysis method in spss software. results: we could identify 6 main factors which can extremely affect the export of this product. we evaluated manufacture...
Women's health specialists were rightfully alarmed by the April 2007 Supreme Court decision in Gonzales v. Carhart. In criminalizing the “intact dilation and extraction” abortion procedure and banning its use even to protect a woman's health, the U.S. Supreme Court has—with shocking ease— rejected science, overthrown legal precedent safeguarding women's health and seized authority over medical ...
شبیهسازی رشد، عملکرد، نیتروژن دانه و کارایی مصرف آب ارقام ذرت دانهای با استفاده از مدل CERES-Maize
In this research, CERES-Maize crop model was calibrated, validated and evaluated for different maize hybrids under climatic conditions of Gonabad, east of Iran. For this purpose, an experiment was carried out based on a split-split plot randomized complete blocks design. Main factor consisted of three irrigation regimes (optimum irrigation, moderate drought stress, and severe drought stress), s...
abstract while task-based instruction is considered as the most effective way to learn a language in the related literature, it is oversimplified on various grounds. different variables may affect how students are engaged with not only the language but also with the task itself. the present study was conducted to investigate language and task related engagement on the basis of the task typolog...
replacement of a tractor is an influential factor affecting timely farm operation. the accurate prediction of repair and maintenance costs is essential to selection of a replacement model. this study used empirical data for 60 two-wheel drive (2wd) tractors from astan ghods-e razavi agroindustry. the types and numbers of tractors used were the massey ferguson 285 (17), fiat (10), john deere 314...
study of the spatial variability of infiltration characteristics is essential to estimating infiltration parameters on a local scale. the objectives of the present study were to scale the parameters of a philip two-term model for infiltration and survey the variability of infiltration characteristics geostatistically using wastewater in the bajgah catchment. infiltration was measured at 30 poin...
background: hospitals are the central entity of each health care system and health promoting hospitals (hph) was launched by who in 1988. however, there has not been any accurate and detailed model for establishing a hph in iran up to now. therefore, this study aimed to determine factors affecting the establishment of a health promoting hospital in iran using factor analysis method. methods: th...
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