نتایج جستجو برای: damage extension
تعداد نتایج: 373188 فیلتر نتایج به سال:
The purpose of this study was to survey impacts of drought on Socio-economic conditions of Guilan Paddy farmers. Besides recognizing these impacts, it ranked them according to the viewpoint of the Paddy farmers. It was of the descriptive- correlation type. Questionnaire was the main tool of this study. To determine the validity of questionnaire used of comments of panel experts and reliability ...
Soil erosion is of the most important environmental challenges and factors of forest damage, which is, occur because of the land use change, road construction and lack of vegetation cover. Forest soil is naturally penetrable but forest roads are not. This issue causes the flows runoff on road surface and washes soil particles. Thus, forest roads must be planned and constructed accurately. So, t...
A survey of Extension Wildlife Specialists in the U.S. provided a basis for estimating the magnitude of urban wildlife damage and control in this country. Response to the 9-question mail questionnaire was good (76 percent) following the single mailing to all Extension Wildlife Specialists or people in similar positions listed in the national directory. The majority of questions were answered ba...
in this paper, the capabilities of displacement curvature derived from static response data for finding the location and severity of damage in euler-bernoulli beams are assessed. static response of a beam is obtained using the finite element modeling. in order to reduce the number of measured nodal displacements, the beam deflection is fitted through a polynomial function using a limited number...
Many spider orb-webs are exposed to sunlight and the potentially damaging effects of ultraviolet B (UVB) radiation. We examined the effect of UVB on the viscoelastic glycoprotein core of glue droplets deposited on the prey capture threads of these webs, hypothesizing that webs built by species that occupy sunny habitats are less susceptible to UVB damage than are webs built by species that pref...
Cell transplantation offers a potential new treatment for stroke. Animal studies using models that produce ischemic damage in both the striatum and the frontal cortex have shown beneficial effects when hNT cells (postmitotic immature neurons) were transplanted into the ischemic striatum. In this study, we investigated the effect of hNT cells in a model of stroke in which the striatum remains in...
Inflammation, an essential tissue response to extrinsic/intrinsic damage, is a very dynamic process in terms of complexity and extension of cellular and metabolic involvement. The aim of the inflammatory response is to eliminate the pathogenic initiator with limited collateral damage of the inflamed tissue, followed by a complex tissue repair to the preinflammation phenotype. Persistent inflamm...
We report here atomic force microscopy experiments designed to uncover the nature of failure mechanisms occuring within the process zone at the tip of a crack propagating into a silica glass specimen under stress corrosion. The crack propagates through the growth and coalescence of nanoscale damage spots. This cavitation process is shown to be the key mechanism responsible for damage spreading ...
A case of transection of the origin of the innominate artery with an associated head injury following blunt thoracic injury is presented. The patient had been the unrestrained driver in a road traffic accident. Investigation demonstrated embolic damage to the brain parenchyma. Early surgical repair employing cardiopulmonary bypass and hypothermic circulatory arrest was successfully performed wi...
The present research is conducted to find out the services and facilities of tobacco companies in promotion of tobacco crop in Malakand division of Khyber Pakhtunkhwa, Pakistan. A multi-stage sampling technique applied for selection sample size. In this method, 135 tobacco growers were selected from fifteen villages of tobacco growers. The principle researcher interviewed selected respondents f...
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