نتایج جستجو برای: virtual population analysis

تعداد نتایج: 3464086  

Introduction: It is impossible to be successful in virtual training unless we consider individuals’ viewpoints toward it. Despite this fact, less attention has been paid to students’ attitudes at the end of a virtual course in the published studies. This study investigates the effect of a virtual training course on the students` attitudes toward virtual education and its relationship with learn...

Introduction: The main topic of this research is to Investigating the Impact of Virtual Social Networks on Social Capital and Organizational Learning Capabilities with the Mediating Role of Helpful Activities. An important feature of social networks is that it has become a place to share knowledge, which in turn contributes to the quantitative and qualitative improvement of social capital. Thus...

E. Koochaknejad, Gh. Eskandari, S.A. Hashemi,

Stock assessment of Otolithes ruber was carried out using Virtual Population Analysis (VPA) method in the coastal waters of Northwest area of the Persian Gulf. Catch and length frequency data during 2002-2012 were converted to age frequency. The maximum of stock number and biomass were observed in age group 1 and 2, respectively. The minimum stock number and biomass were observed for age group ...

Introduction: The main topic of this research is to Investigating the Impact of Virtual Social Networks on Social Capital and Organizational Learning Capabilities with the Mediating Role of Helpful Activities. An important feature of social networks is that it has become a place to share knowledge, which in turn contributes to the quantitative and qualitative improvement of social capital. Thus...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1394

with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...

2000
Patricia A. Livingston Jesus Jurado-Molina

The eastern Bering Sea shelf supports a large biomass of several groundfish populations, particularly walleye pollock (Theragra chalcogramma). The main trophic interactions between dominant groundfish populations in this region involve walleye pollock as prey. A multispecies virtual population analysis model (MSVPA) covering the period 1979–1995 has been parameterized for the eastern Bering Sea...

Introduction: Burns are one of the most destructive injuries and one of the most common psychological problems in patients affected by burns is pain anxiety. The most common treatment for burn problems is medication and drug therapy, but recently emerging therapies such as 3D virtual reality have been used to reduce the severity and anxiety of pain. the purpose of this study was to compare the ...

2017
Samuel Soubeyrand Anna-Liisa Laine Ilkka Hanski

The dispersal ability of a species will be critical for how population dynamics are realized in spatially structured systems. To date, the effect of group dispersal on metapopulation dynamics is poorly understood. Here, we investigate how group dispersal and Allee effects shape metapopulation dynamics identifying conditions in which group dispersal can be an advantage over independent dispersal...

Introduction: Nowadays applying virtual education has become a main necessity during the Corona pandemic. For this reason, a large part of the medical community, especially medical universities, is using virtual education to continue their educational process during this crisis. Thus, the main purpose of this study is to identify the challenges and opportunities of virtual education based on th...

زمانی, بی بی عشرت, عاصمی, عاطفه, نریمانی, محبوبه,

Introduction :The main purpose of this study was to indicate the degree of applying professional ethics  and vocational qualifications of victuals’ professors in Isfahan and Medical Sciences Universities of Isfahan. The research method was survey and descriptive one. Statistical population included all professors and their assistants from virtual universities of Isfahan and Medical Sciences Uni...

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