نتایج جستجو برای: hill and valley regions
تعداد نتایج: 16856138 فیلتر نتایج به سال:
Background & Aim: Verbascum songaricum is a perennial herbaceous belongs to the Scrophulariaceae (snapdragon) family. Current study was done to study the environmental conditions effect on phytochemical properties of Verbascum songaricum leaves for extracting the effective materials. Experimental: This study was conducted at five range sites, including Hoze valley, Ghahiz, So...
In culture, vascular smooth muscle cells (SMC) grow in a "hill-and-valley" (multilayered) pattern of organization. We have studied the growth, behavioral organization, and biosynthetic phenotype of rat aortic SMC exposed to purified platelet-derived growth regulatory molecules. We show that multilayered growth is not a constitutive feature of cultured SMC, and that beta-type transforming growth...
background & aim: verbascum songaricum is a perennial herbaceous belongs to the scrophulariaceae (snapdragon) family. current study was done to study the environmental conditions effect on phytochemical properties of verbascum songaricum leaves for extracting the effective materials. experimental: this study was conducted at five range sites, including hoze valley, ghahiz, someirom, ghale ...
Methods to automatically derive landforms have typically focused on pixel-based, bottom-up approaches and most commonly on the derivation of topographic eminences. In this paper we describe an object-based, top-down algorithm to identify valley floors. The algorithm is based on a region growing approach, seeded by thalwegs with pixels added to the region according to a threshold gradient value....
the use of temporary runoff and underground dried-up water courses has been implemented by managers in recentyears to compensate for water shortages in arid and semi-arid regions. one way to use this water is to set up anunderground sandy dam in front of such water courses; selecting a suitable water course is the most important issue ofsuch a purpose. in the present research, this matter was i...
soil and land information is vital for land use planning and infrastructure development. maps of soils landscapes are powerful tools to guide sustainable planning and natural resource management. fuzzy set theory has been widely used in soil science for soil classification and mapping, land evaluation, fuzzy soil geostatistics, soil quality indices. in fuzzy logic-based approaches, soil spatial...
drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...
Information on reproductive performance and body condition in white-tailed deer (Odocoileus virginianus) was obtained in 1981-83 for the glaciated farmland and unglaciated hill country regions of Ohio. Uterine analysis of 275 farmland does and 129 hill country does showed that farmland fawns had a higher reproductive rate (0.85 fetus/doe) than did hill country fawn does (0.62 fetus/doe). Fetuse...
The development of the techniques remote sensing and software used to deal with data packets or digital technologies, control vast areas in describing diagnosing formologies earth, which have become necessary studying natural phenomena on knowing origin earth interaction factors that affect it predicting future changes through Monitor, analyze compare. purpose presented study was investigate ve...
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