نتایج جستجو برای: economic factors affecting the technical efficiency of sugar beet producers

تعداد نتایج: 22903342  

Journal: :چغندرقند 0
نیازعلی ابراهیمی پاک دانشیار بخش آبیاری و فیزیک خاک مؤسسه تحقیقات خاک و آب سعید غالبی مربی بخش آبیاری و فیزیک خاک مؤسسه تحقیقات خاک و آب

this study aimed at determining the evapotranspiration and crop coefficient (kc) of sugar beet during the plant growth using drainage lysimeter by using water balance and experimental methods for three years in shahrekord. after sugar beet planting and out of lysimeter, evapotranspiration was measured weekly and monthly by measuring the factors of the water- balance equation. results showed tha...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1388

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

Journal: :پژوهش های زراعی ایران 0
علیرضا کوچکی مهدی نصیری محلاتی هادی زرقانی علی نوروزیان

introduction intercropping plays an important role in agriculture because of beneficial interactions. intercropping of legumes and cereals is an old practice in tropical agriculture dating back to ancient civilization. cereals and other plant intercrops could substantially increase forage quantity and quality and decrease the requirement for protein supplements. intercropping of cereals and oth...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - پژوهشکده ادبیات 1393

testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...

Journal: :چغندرقند 0
محمد عبداللهیان نوقابی استادیار مؤسسه تحقیقات چغندرقند

in 2006 the sugar beet crop production iniranwas largest ever.  in this year, 6,603,383 t with average sugar content of 16.84% delivered to the 32 sugar factories during five months of the campaign. from begining of the campaign until early–november there was balance between the amount of sugar beet delivered and that of processed by the sugar factories.  however, delivered beet to the factorie...

Journal: :چغندرقند 0
حمید محمدی استادیار گروه اقتصاد- دانشکده اقتصادکشاورزی- دانشگاه زابل محمود احمدپور برازجانی استادیار گروه اقتصاد کشاورزی دانشگاه زابل سامان ضیایی استادیار گروه اقتصاد- دانشکده اقتصادکشاورزی- دانشگاه زابل براتعلی فاخری دانشیار گروه اصلاح نباتات و بیوتکنولوژی دانشگاه زابل محمود رمرودی دانشیار گروه زراعت دانشگاه زابل

the main objective of this study was to develop an optimal cropping pattern for sugar beet growers in fasa district (fars province) and to investigate sugar beet importance in cropping pattern. regarding the effect of risk on producer's decision, two risk sources including price and yield were considered. data was obtained from fasa district producers in 2008. in this study multi-objective...

2013
J. TODD

This paper analyses the technological advances which have taken place on both the field and factory sides of sugar production in the past 30 years. It focuses on three leading sugar producers; Australia, France and South Africa. It finds that the greatest technological gains have been made in the beet sector (France). All three countries have improved the efficiency of their factory operations ...

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

in the past couple of decades sociocultural theory of sla and its implications in efl contexts have attracted attentions of research circles worldwide and aroused some controversies. firth and wagner (1997) have questioned the principles of the cognitive view which gives importance to mental constructs in favor of sociocultural view which highlights social and contextual constructs. but if soci...

ژورنال: توسعه آبزی پروری 2019

Due to economic importance production of fish farms, in this research, the producers of cold water fish rainbow trout farms in the province in 2017 was evaluated using Super efficiency comprehensive analysis. In this regard, the information required to complete the questionnaire and paddy yield method based on a comprehensive analysis of the results obtained were compared with Super efficiency ...

2009
M.

This paper analyses the technological advances which have taken place on both the field and factory sides of sugar production in the past 30 years. It focuses on three leading sugar producers; Australia, France and South Africa. It finds that the greatest technological gains have been made in the beet sector (France). All three countries have improved the efficiency of their factory operations ...

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