نتایج جستجو برای: farmers performance in irrigated wheat field

تعداد نتایج: 17270233  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...

Journal: :OR Insight 2011
Narges Banaeian Morteza Zangeneh

Wheat is widely grown in Iran as a staple food; therefore, the government there encourages farmers to produce wheat (a common agricultural enterprise) by increasing farm productivity and efficiency. The study compares the efficiency of wheat production for dryland (low input) and irrigated (high input) systems across Iranian provinces by using Data Envelopment Analysis (DEA). The average techni...

2011
John Smith John Lacy Shu Fukai

Cropcheck developed following the identification of limitations to the Transfer of Technology (TOT) extension model which occurred through the 1970’s and into the early 1980’s (Lacy 2011). Irrigated wheat yields stagnated with high variability from year to year and no understanding as to why this occurred. This was despite several communication methods (farm visits, demonstrations, plot trials,...

Ali-baygi, Amir-hossein, Ghanbar-ali, Rezvan,

Learning, development of technology and adoption of new agricultural methods would have great impact upon peasant productivity more specifically upon subsistent farmer’s status. This study aims to investigate the impact of agricultural extension program upon the performance of wheat producers in Kermanshah. Research statistical society includes 186 of wheat farmers who participated in the schoo...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
سیدهدایت اله نوری دانشیار گروه جغرافیا، دانشگاه اصفهان علیرضا جمشیدی کارشناس ارشد توسعه روستایی، دانشگاه صنعتی اصفهان معصومه جمشیدی دانشجوی دکتری جغرافیا و برنامه ریزی روستایی، دانشگاه اصفهان زهرا هدایتی مقدم دانشجوی دکتری جغرافیا و برنامه ریزی روستایی، دانشگاه اصفهان عفت فتحی دانشجوی دکتری جغرافیا و برنامه ریزی روستایی، دانشگاه اصفهان

the purpose of present work is to survey cultural and social factors affecting the attitudes of shirvan and chardavol county farmers toward agricultural water management. data was gathered through a field research and survey, using interviews and the questionnaire that was prepared for this purpose. the statistical population consisted of all the farmers (wheat cultivators) of shirvan & chardav...

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 . ...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
زهرا رنجبر کارشناس¬ارشد بخش ترویج و آموزش کشاورزی دانشگاه شیراز عزت اله کرمی استاد بخش ترویج و آموزش کشاورزی دانشگاه شیراز

iranian farmers are faced with many challenges. they must be economically efficient, produce enough food for the growing population and must be sensitive to environmental concerns. however, there is a growing concern related to the aftermath and side-effect of some agricultural activities on environment. these concerns made researches to consider agricultural activities with profound care in or...

Agriculture has a key role in greenhouse gas emissions.  As such, the present study aimed to evaluate the greenhouse gas emissions from wheat production in irrigated and rain-fed systems. The primary data were collected from 116 wheat farmers. The results showed that the total greenhouse gas emissions from wheat production in irrigated and rain-fed systems were 637.8 and 65.12 kgCO2eq, respecti...

2009
T. C. Paulitz

Irrigated crops are produced on 645,000 ha in east-central Washington and northcentral Oregon (1). Approximately 70% of this cropland is irrigated with water diverted from rivers, while water for the remaining hectares is pumped from deep wells. Much of the irrigated cropland is found in areas of less than 200 mm annual precipitation, where dryland farming is difficult or impossible. Wind erosi...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

regarding the ever evolving and improving world on different aspects of knowledge, the need to a worldwide communication would emerge stronger than ever before which calls for special attention on the judgments and best choices for intermediating between the nations. as the language skills for translation are tested separately from translation skills themselves, to assess translation skills pro...

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