نتایج جستجو برای: agriculture (mechanization)

تعداد نتایج: 66658  

Journal: :TRENDS IN THE SCIENCES 2003

Journal: :Scientific American 1982

2002
Francis J. Pierce

The topic evolved from the belief that the new trend on traceability of products is related also to an appropriate mechanization and that each machine has to answer to the quality requirements of food needed by the market (Prof. Giuseppe Pellizzi, personal communication, 2002). In this paper, we address the topic of traceability in agriculture and what traceability means to the future of agricu...

Journal: :ماشین های کشاورزی 0
کامبیز عباسی مرتضی الماسی علی محمد برقعی سعید مینایی

agricultural mechanization is a method for transiting from traditional agriculture towards industrial and sustainable one. due to the limitation of natural resources and increasing population we need to have economical production of agricultural crops. for reaching this destination; agricultural mechanization has a remarkable role. so it is necessary to have an extensive view for mechanization,...

2003
Pedro Andrade B. M. Jenkins

Using a descriptive approach, a study of the dynamics of farm mechanization was performed in the agricultural regions of Delicias, Chihuahua and La Begoña, Guanajuato, México. The study was aimed at identifying patterns of farm equipment utilization through multivariate analyses of relevant data. A total of 135 farmers were interviewed, along with 21 extension agents and 22 farm machinery deale...

2003
Nobutaka Ito

The characteristic features of Japanese agriculture are rice production and its highly mechanized small scale farming system due to the limited land space. Agricultural production system in mechanization has been currently changed from mass production system to flexible manufacturing system, which became already much popular in industrial production one. This can be explained that the target cr...

Journal: :مهندسی بیوسیستم ایران 0
حسن مافی کارشناس ارشد اقتصاد کشاورزی دانشگاه تهران سیدصفدر حسینی استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران الهام فودازی دانشجوی کارشناسی ارشد اقتصاد کشاورزی، دانشگاه پیام نور تهران

the main goal followed in the present study is to investigate the effect of developed plans on mechanization evolution and employment in the agricultural sector. time series approach was applied. according to the results of the vec model, substitution relationship between machine and labor accepted. in general, one unit of mechanization coefficient is substituted for one million employments in ...

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