نتایج جستجو برای: mechanized methods

تعداد نتایج: 1876121  

Increased cost of tobacco cultivation is a major concern for its sustainable production in Iran. Therefore, the development of tobacco mechanized cultivation is a necessity. Given this, the driving and inhibiting factors of the development of mechanized tobacco cultivation were investigated by the Delphi technique in three rounds in Guilan Province, Iran. Nineteen experts from the Jahad Agricul...

Journal: :College & Research Libraries 1966

Journal: :Applied sciences 2021

Due to the low number of employees and time limit in field grape harvesting, we focused presented article on evaluating effectiveness deployment an outboard harvester within conditions Slovak viticulture. The vineyards are Nitra wine-growing region southwestern slopes behind Pivnica Radošina company, Pieš?any district, a total area 33 ha. object research was PELLENC 8090 Selective Process trail...

Journal: :Savremena poljoprivredna tehnika 2018

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان 1389

implicit and unobserved errors and vulnerabilities issues usually arise in cryptographic protocols and especially in authentication protocols. this may enable an attacker to make serious damages to the desired system, such as having the access to or changing secret documents, interfering in bank transactions, having access to users’ accounts, or may be having the control all over the syste...

2014
Robin C Nesbitt Sabine Gabrysch Alexandra Laub Seyi Soremekun Alexander Manu Betty R Kirkwood Seeba Amenga-Etego Kenneth Wiru Bernhard Höfle Chris Grundy

BACKGROUND Access to skilled attendance at childbirth is crucial to reduce maternal and newborn mortality. Several different measures of geographic access are used concurrently in public health research, with the assumption that sophisticated methods are generally better. Most of the evidence for this assumption comes from methodological comparisons in high-income countries. We compare differen...

This study aimed to evaluate the efficiency of energy consumption and economic analysis of different watermelon cultivation systems in Fars Province of Iran. Watermelon production systems were classified into five systems, namely, custom tillage (group 1), conservation tillage (group 2), traditional planting (group3), semi mechanized planting (group 4), and mechanized planting (group 5). Data w...

ژورنال: علوم آب و خاک 2001
کرمی, عزت ‌الله, آزادی, حسین ,

Cooperative have always been considered institutions capable of solving major problems in the process of development in different countries. These institutions has evolved along with theories of development from government dependent organization to independent, people centered with the objective of being equal-opportunity systems for all members in order to be responsive to current goals of dev...

Journal: :تحقیقات مهندسی کشاورزی 0
مصطفی خجسته نژند دانشجوی کارشناسی ارشد دانشکده مهندسی و فناوری کشاورزی دانشگاه تهران محمود امید دانشیار دانشکده مهندسی و فناوری کشاورزی دانشگاه تهران احمد طباطبایی فر استاد دانشکده مهندسی و فناوری کشاورزی دانشگاه تهران

physical characteristics of agricultural products are the most important parameters in the design of grading, conveying, processing and packaging systems. among these physical characteristics, volume, mass, projected area and center of gravity are the most important for sizing systems. in this study, the segmentation method was used to estimate lemon volume. a total of 50 randomly selected lemo...

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