نتایج جستجو برای: private farming system

تعداد نتایج: 2330485  

Journal: :تحقیقات مهندسی کشاورزی 0
مهران موحدی کارشناس ارشد پردیس کشاورزی و منابع طبیعی دانشگاه تهران شاهین رفیعی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران حسین مبلی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران مرتضی شهیدزاده عضو هیئت مدیره بانک کشاورزی علی جعفری استادیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران

this study investigated the effects of land size and two leased and private farming systems of machinery on economic efficiency and factors such as total production cost per hectare (ratio of total cost of agricultural inputs and operations to farm size), total income (ratio of product and byproduct value to farm size), yield (ratio of crop production to farm size) and degree of mechanization f...

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 . ...

2003

● lower stocking densities and production levels than in conventional systems (stocking densities on dairy farms on average 80% lower; on beef and sheep farms 40-80% lower). Organic certification Definitions of ‘organic’ farming vary internationally. Many countries operate national or ‘private’ standards, which do not have statutory status. The International Federation of Organic Farming Moveme...

Journal: :international journal of agricultural management and development 2014
mohammad reza bakhshi behnaz nejati mofid shateri

in recent years, farming section of south khorasan province faces different limitations such as increasing shortage of water resources and continuous reduction of weather showers.considering consecutive droughts and water crisis in agricultural plain of the province, it is necessary to use water resources optimally and increase productivity of water shortage input. comparison of water productiv...

2006

There are at least five general reasons why market-based policies fail to address some of the most basic environmental objectives. This study evaluates the available biophysical and economic data against these criteria and concludes that marketbased approaches should be employed cautiously in pollution control under the present system and the available technology for farming in the lake area. T...

Journal: :Entrepreneurship, Economy and Law 2019

Journal: :international journal of agricultural management and development 2013
lounis semara charefeddine mouffok toufik madani

this study was an attempt to devise productive orientations of cattle herds in eastern high plains of algeria. in this regard, 165 farms randomly identified were investigated. the selection of breeders was based to existence of cattle on the farm, and the farmer proposed to investigation must have at least two cows. the approach taken was to identify all systems adopted by farmers in a region t...

2014
Afroz Alam Aqeel Hasan Rizvi Khushbu Verma Chhaya Gautam

Farming is an important and key factor for the economy of developing countries. Since last several years, farmers once again welcomed many traditional farming systems to get crop yield for completion of food requirement. Although, traditional techniques are not much sufficient in new agriculture world because farming is getting new challenges from biotic and abiotic factors. New techniques and ...

M.K.I. Khan M.M. Momin, O.F. Miazi

This study was conducted to investigate the scenario of buffalo production and reproduction under different farming systems at Subarno Char, in the coastal area of Bangladesh. A total of 14 farms were randomly selected and studied for various traits live weight (LW); daily milk yield (DMY); lactation length (LL); lactation production (LP); calving interval (CI); gestation length (GL); post part...

2003
Tugrul Temel Andre Lucas Thgrul Temel

This study deepens the measurement of technical inefficiency in private maize farming in Georgia, applying iocelly parametric (LP) r eg ression method, whicb builds on the stochastic frantier production function appraach. Detailed survey data for 221 mixed farms for 1997 are used in the estimations. Findings suggest: (i) maize production can be further increased by breaking up large farms into ...

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