نتایج جستجو برای: application rates

تعداد نتایج: 1177894  

Journal: :Biometrics 2004
H J Whitaker C P Farrington

We develop methods for the analysis of infectious disease data when age-specific contact rates vary over time. Our methods are valid when contact rates vary slowly on the time scale of the infection process, and are applicable to a variety of data types including serial seroprevalence surveys and case reports. The methods exploit approximate endemic equilibria, and require numerical solution of...

ژورنال: علوم آب و خاک 1998
میرلوحی, آقا فخر, فرجی, ابوالفضل ,

In order to study the effects of rate and time of nitrogen application on vegetative characters, i.e., yield and yield components of rice (Zayandeh-rood variety), an experiment was conducted at Isfahan University of Technology research farm during summer 1996. Four N rates including (60, 90, 120 and 150 KgN/ha) and four splitting form (1- all N applied before transplanting 2- 1/3 N applied befo...

فرجی, ابوالفضل, میرلوحی, آقا فخر,

In order to study the effects of rate and time of nitrogen application on vegetative characters, i.e., yield and yield components of rice (Zayandeh-rood variety), an experiment was conducted at Isfahan University of Technology research farm during summer 1996. Four N rates including (60, 90, 120 and 150 KgN/ha) and four splitting form (1- all N applied before transplanting 2- 1/3 N applied befo...

اسمعیلی, روانبخش, شفیع پور, ویدا, عزیزپور, ماهتابه, موسی زاده, محمود,

Background and purpose: Physical restrictors are commonly used in intensive care units (ICUs). Lack of knowledge on the application of these tools leads to inappropriate care. Current study was designed to determine the effect of nursing trainings on the use of physical restrictors and the rate of their correct application in patients admitted to ICUs. Materials and methods: In a quasi-experim...

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