نتایج جستجو برای: physiographic conditions

تعداد نتایج: 848738  

2003
Stanley A. Changnon Kenneth E. Kunkel Derek Winstanley

The geologic history of the tall grass prairie in central North America reveals the prairie began developing 10,000 years ago after the Pleistocene ice sheets had retreated into Canada. The long-lived triangular shaped prairie survived several climatic shifts during the Holocene. Scientists have studied the anomaly—grasses where many climate conditions indicate forests should have been growing—...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زبانهای خارجی 1391

as polysemy is encountered frequently in english as foreign language. fl learners’ ability to disambiguate polysemous verbs becomes critical to their comprehension in the target language. this thesis, accordingly, investigated how iranian efl learners achieved comprehension of english polysemous verbs by using three different types of cues: (1) elaborated context, (2) semantic frames, and (...

ژورنال: علوم آب و خاک 2019

This research was carried out to assess the origin and clay minerals characteristics and their relationship with potassium forms in the calcareous soil of this region, with the humid climate conditions. Based on aerial photos and topographic maps, physiographic units were separated and soil sampling was done in each diagnostic horizon. The results showed that smectite was the main and dominant ...

, ,

Gully erosion when it comes to positive processes in the most severe operating conditions and the most favorable conditions for the performance of other words is a positive process. One of the most important issues discussed gully erosion monitoring and evaluation of benchmarking is to extract and identify the type of erosion. In this paper the groove factor and drainage ditches, and selected a...

2016
Ernesto Velázquez-Veláquez Jesús Manuel López-Vila Adán Enrique Gómez-González Emilio Ismael Romero-Berny Jorge Luis Lievano-Trujillo Wilfredo A. Matamoros

An updated checklist of the distribution of fishes that inhabit the continental waters of the Mexican state of Chiapas is presented. The state was compartmentalized into 12 hydrological regions for the purpose of understanding the distribution of fish fauna across a state with large physiographic variance. The ichthyofauna of Chiapas is represented by 311 species distributed in two classes, 26 ...

2001
Andrew Fall

Mountain caribou, an ecotype of woodland caribou (Rangifer tarandus caribou), are a species at risk and so are a primary focus in forest management in the Columbia Mountains Forest District. Two multivariate habitat models have been developed based on telemetry data to predict caribou habitat by associating forest cover and physiographic variables at various spatial scales and seasons: one usin...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1391

ce memoire presente une etude du theme de la solitude de lhomme dans trois oeuvres noires de jean anouilh: antigone, la sauvage, le voyageur sans bagage. lobjectif est dexpliquer les approches de jean anouilh sur les conditions sociales de lhomme daujourdhui qui se revelent par le theme de la solitude. cette etude comprend cinq chapitres: le premier explique la solitude volontaire et egalement ...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید