نتایج جستجو برای: aladagh

تعداد نتایج: 3  

 Piptatherum ferganense is recorded as a new grass species for the flora of Iran collected from Ghorkhod Protected Area and Aladagh Mountains in North Khorassan province. The core distribution range of the species is Eastern Irano-Turanian with a disjunction in northeastern Iran. The morphological characters of P. ferganense are illustrated and compared with the closely related P. latifolium. I...

Journal: :پژوهش های جغرافیای طبیعی 0
ابراهیم مقیمی دانشیار دانشکده جغرافیا، دانشگاه تهران سیدکاظم علوی پناه دانشیار دانشکده جغرافیا، دانشگاه تهران تیمور جعفری دانشجوی دکترای جغرافیای طبیعی (ژئومورفولوژی)، دانشگاه تهران

abstract this survey accomplished for asessment and mechanism recognition of chenaran watershed landslide effective factors and its zonation based via lim model. primarily recognized effective factors, through studing and field survey and evaluated by landslide index method(lim) then based on their weight in model, landslide hazard zonation was done.then evaluated this model competence in zonat...

Journal: :تحقیقات جغرافیایی 0
فاطمه جمعه دیزاوندی دانشگاه تربیت معلم سبزوار ابوالقاسم امیر احمدی گروه جغرافیا،دانشگاه تربیت معلم سبزوار

abstract shah jahan, based on structural zone is located in south of kapedagh and in eastern side of aladagh mountains in 37◦ till 37◦25' northern latitude and 57◦30' till 58◦30' eastern longitude of northeastern part of iran. geomorphologic and tectonic elements show that this area is partly young and mountains can be affected highly by geomorphologic and hydrologic elem...

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