نتایج جستجو برای: but also influences water use

تعداد نتایج: 5188158  

Not only have recent global challenges including drought, climate change, land degradation and land use change impacted the quantity of available surface water and groundwater, but also water quality has been affected as well. To study this impact, Landsat 5 satellite images and water quality data were obtained to compare the effects of land use changes on surface water quality between July of ...

This essay examines greetings as one of the elements of politeness in a Nigerian community and how it influences the cultural characteristics of the people. To analyze, this essay makes use of speech act theory and politeness principle and also considers the pragmatic context in analyzing different types of greetings such as condolences, departure and arrival, rejoicing, daily greetings, casual...

Journal: :اقتصاد و توسعه کشاورزی 0
باغستانی باغستانی زیبایی زیبایی

abstract water pricing is a policy instrument for improving water efficiency, reducing water demand, management of the irrigation systems and recovering costs. the underlying principle of water pricing is that it should reflect the opportunity cost of water. in this study, parametric mathematical programming approache were used to estimate the willingness of farmers to pay for groundwater under...

Journal: :پژوهش های تولید گیاهی 0
پیمان افراسیاب دانشیار بخش مهندسی آب، دانشکده آب و خاک، دانشگاه زابل معصومه دلبری دانشیار بخش مهندسی آب، دانشکده آب و خاک، دانشگاه زابل رسول اسدی دانشجوی دکتری بخش مهندسی آب، دانشکده آب و خاک، دانشگاه زابل احسان محمدی دانشجوی دکتری بخش مهندسی آب، دانشکده آب و خاک، دانشگاه زابل

abstract:background and objectives:in arid and semi-arid regions, salinity is a serious and chronic problem for agriculture. due to the improved methods of irrigation and mechanization this methods to increase water use efficiency and enhance the uniformity of water distribution in the field, is very important. main area of farming cotton in iran is about 150000 ha, which in kerman province mos...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده ادبیات و علوم انسانی 1392

abstract this study aimed at investigating the translation of interjections from english into persian in dubbing. to carry out this study the expressive secondary interjections found in the film four weddings and a funeral and their equivalent in persian dubbed version were analyzed through the strategies proposed by cuenca. the descriptive analysis of the corpus showed that (strategy b) i.e...

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

this study investigates the strategies native english and persian speakers employ for expressing gratitude in different situations. the strategies of persian efl learners are also compared with english strategies in order to find the differences that may exist between these two languages. social status and size of imposition of the favor are social variables which are investigated in detail for...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1392

the present study seeks to determine the effect of explicit instruction of metacognitive strategies on iranian high school students’ reading comprehension ability. it also attempts to investigate the relationship between the learners reading comprehension and metacognitive strategies. furthermore, the study investigates whether iranian efl female high school students are high, medium, or low me...

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