نتایج جستجو برای: economics and spatial distribution

تعداد نتایج: 16942305  

شمس ا...ایوبی, , سارا محمدزمانی, , فرهاد خرمالی, ,

Evaluating agricultural land management practices requires a thorough knowledge of soil spatial variability and understanding their relationships. This study was conducted at a traditionally operated wheat field in Sorkhankalateh district, located about 25 km northeast of Gorgan, in Golestan province, Iran. Soil samples of the 0-30 cm depth were collected right after planting at the end of autu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1376

saluk mount is selected for devonian biostratigraphy. this area located at southwest of bojnurd. in this study three sections are selected and two sections, chahar-borj and tabar sections with a thickness of 650 m, which consist mainly of calcareous sediments was studied in detailed but third section, qelli section, with a thickness of about 450m which consist mainly of sandstone and evaporates...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1390

in the new age, in regard to human success in education in the globalizing world, one can consider english proficiency and individual differences as two important issues. in efl settings, reading skill plays an important role in education. it seems that using multiple intelligences theory in efl classes which values individual differences by tapping different intelligences, can be rewarding. as...

Journal: :The Geographical Journal 1907

Journal: :تحقیقات اقتصادی 0
غلامرضا کشاورز حداد دانشیار، دانشگاه صنعتی شریف، دانشکدة مدیریت و اقتصاد مهرداد حیرانی کارشناس ارشد علوم اقتصادی، دانشگاه صنعتی شریف

modeling dependence structure in financial economics is of paramount importance when estimating portfolio’s value at risk, since risk of an asset in addition to its own behavior is also dependent on the behavior of other assets in the portfolio. application of joint distribution copula is one of the methods for incorporation dependence at lower and upper tail of returns’ distribution in financi...

Enjoyment Level and Distribution of Health Facilities in Counties of Isfahan Province Abdalali Monsef 1,*, Abolfazl Shahmohamadi Mehrjardi 2 1Department of Economics, Payame Noor University, Tehran, Iran 2Department of Economics, Yazd University, Yazd, Iran Abstract Background: The study of the health status in different regions of Iran is a basic step toward the optimal allocation of health r...

Journal: :The Journal of the Operational Research Society 1986

ژورنال: علوم آب و خاک 2007
شمس ا...ایوبی, , سارا محمدزمانی, , فرهاد خرمالی, ,

Evaluating agricultural land management practices requires a thorough knowledge of soil spatial variability and understanding their relationships. This study was conducted at a traditionally operated wheat field in Sorkhankalateh district, located about 25 km northeast of Gorgan, in Golestan province, Iran. Soil samples of the 0-30 cm depth were collected right after planting at the end of autu...

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