نتایج جستجو برای: factors productivity

تعداد نتایج: 1152580  

Journal: :مدلسازی اقتصادی 0
مهدی سالاریه دانشجوی دکتری اقتصاد کشاورزی دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران امیر محمدی نژاد استادیار گروه اقتصاد کشاورزی دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران رضا مقدسی دانشیار گروه اقتصاد کشاورزی دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران

the aim of this paper is to study the impacts of technological progress and efficiency change on the productivity growth of iran agriculture separated by provinces. the period of this study is from 2005-2014. first of all, the impacts of efficiency change and technology change were separated using dea and malmquist model. then, their impacts on productivity growth were studied. it was concluded...

Journal: :Spanish Journal of Agricultural Research 2021

Aim of study: To investigate the impact factors affecting greenhouse environment on energy consumption and productivity.Area Alborz province Iran during period 2018–2020.Material methods: In this study, 18 active units owners in that had necessary standards were identified. Then, upper lower amplitudes variables productivity greenhouses calculated using a type-2 fuzzy neural network, Matlab 201...

ژورنال: سلامت کار ایران 2016

Background and aims: In manual assembly industries, productivity could increase by scientific study, correct and accurate identification of activities and the time required for implementing each activity - with respect to the health, safety and human wellbeing. Although the positive effect of engineering interventions on the efficiency of production is evident, but its impact on the productivit...

Journal: :Canadian Journal of Animal Science 1991

Journal: :International Journal of Advanced Engineering, Management and Science 2019

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