نتایج جستجو برای: level of mechanization

تعداد نتایج: 21203560  

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1390

objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده علوم انسانی 1389

abstract this study evaluated and compared medical terminology and english for the students of medicine (ii) as two representatives of the textbooks available on the iranian market for teaching english to the students of medicine. this research was performed on the basis of a teacher’s and a number of students’ attitudes and the students’ needs analysis for two reasons: first, to investigate...

Journal: :Processes 2021

Modern and innovative dairy cattle breeding technologies are highly dependent on the level of mechanization. This article presents modern solutions for breeding, in particular, livestock buildings, which longitudinal development is possible accordance with farm’s needs as well obtaining additional energy from biogas post-ferment granulated organic fertilizer. In analysed technology milk product...

ژورنال: اقتصاد مالی 2013
صمد باقر آبادی نعمت فلیحی هادی محمدی

چکیده با توجه به اهمیت اشتغال بخش کشاورزی در استان های غرب کشور و ﺗﺄثیرپذیری آن از عوامل مختلف در حال تغییر، بررسی این عوامل و پیش بینی اشتغال در این بخش از اهمیت بسزایی برخوردار است. در این مقاله با ابزارهای اقتصادسنجی و سیستم دینامیکی و با استفاده از داده های سری زمانی (1386-1379)، تابع تقاضای اشتغال در بخش کشاورزی چهار استان ایلام، کردستان، کرمانشاه و همدان برآورد شده و اثرات شوکهای هزینه ه...

Journal: :مهندسی بیوسیستم ایران 0
نرگس بنائیان دانشجوی دوره دکتری، پردیس کشاورزی و منابع طبیعی مرتضی زنگنه دانشجوی دوره دکتری، پردیس کشاورزی و منابع طبیعی

optimum working life of tractor and farm machinery employed in potato production in hamadan province was assessed through data envelopment analysis. an input oriented model was applied to determine the optimized machinery system. in this model inputs were the lifetime of tractor as well as seven involved machines including moldboard plow, potato planter, chemical fertilizer spreader, tractor mo...

Journal: :Misr Journal of Agricultural Engineering 2017

Journal: :Journal of Farm Economics 1945

Journal: :Journal of Mathematical Analysis and Applications 1965

Journal: :International Journal of Current Microbiology and Applied Sciences 2018

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...

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