نتایج جستجو برای: arid and semi

تعداد نتایج: 16849058  

Journal: :محیط زیست طبیعی 0
سمیه حدادی نیا کارشناس ارشد محیط زیست، دانشکدۀ منابع طبیعی، دانشگاه تهران، ایران افشین دانه کار دانشیار گروه محیط زیست، دانشکدۀ منابع طبیعی، دانشگاه تهران، ایران کورش عشقی استاد دانشکدۀ صنایع، دانشگاه صنعتی شریف، تهران، ایران علی اصغر درویش صفت استاد دانشکدۀ منابع طبیعی، دانشگاه تهران، تهران، ایران محمد کابلی دانشیار دانشکدۀ منابع طبیعی، دانشگاه تهران، تهران، ایران

tourism as a growing industry needs special attention in developing countries. during last decades, nature based tourism has been growing faster than other tourism fields and it seems to grow even faster. ever growing demand for nature based tourism emphasizes the necessity of a holistic planning for preserving environment against degradation. objective of this study is to present a nature base...

Journal: Desert 2009
A. malekian SH. Khalighi Sigaroudi T. zinati

Abstract Stochastic model for synthetic data generation is not available for daily flows of intermittent streams. Such a model is required in the planning and operation of structures on an intermittent stream for purposes where short time flow fluctuations are important. In this study a model is developed for such a case. The model consists of four steps: determination of the days on which fl...

Journal: :Proceedings of the International conference “InterCarto/InterGIS” 2016

Journal: :Anadolu Ege Tarımsal Araştırma Enstitüsü Dergisi 2021

Journal: :Agronomy 2023

Increasing agricultural production is a major concern that aims to increase income, reduce hunger, and improve other measures of well-being. Recently, the prediction soil-suitability has become primary topic rising among academics, policymakers, socio-economic analysts assess dynamics production. This work use physico-chemical remotely sensed phenological parameters produce maps (SSM) based on ...

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