نتایج جستجو برای: سیستم SCATS

تعداد نتایج: 74504  

2010
KATHERINE RALLS SAMANTHA BREMNER-HARRISON

Noninvasive survey methods based on analyzing DNA extracted from feces can be useful for carnivores that are difficult to study by other methods. Changes in fecal deposition patterns associated with reproduction in kit foxes (Vulpes macrotis) might affect results of such surveys. We used a trained dog to collect fresh scats on 2-km transects in the home ranges of 11 radiocollared female kit fox...

Journal: :Revista de biologia tropical 2006
Nilton Carlos Cáceres Emygdio L A Monteiro-Filho

A two year study of dung beetles and ants acting on scats of two species of opossum (Didelphis spp.) was carried out. Scats were left in the field in order to detect post-dispersal agents. A portion of each scat (30 %) was examined for seeds in the laboratory. Beetles were recovered from burrows (51% of 84 faecal samples left in the field) where they either buried scats of opossums or were attr...

علیرضا گودرزی فرزاد فریدون زاده منصور حاجی حسینلو

سیستم SCATS یکی از سیستمهای کنترل هوشمند ترافیک است که توسط کامپیوتر مرکز و با دریافت اطلاعات از شناسگرها، فرمان زمان بندی چراغ تقاطع های یک شبکه را صادر می کند. این سیستم در بسیاری از شهرهای بزرگ و برتر در جهان از جمله تهران به کار رفته است. هدف این گزارش ارایه روشی برای ارزیابی کارآیی این سیستم در تهران است. تاکنون در شهرهای مختلف با روشهای گوناگونی، عملکرد شبکه حمل و نقل شهری را قبل و بعد از...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2004
Rossella Conti Yusuf P Tan Isabel Llano

The existence of spontaneous calcium transients (SCaTs) dependent on intracellular store activation has been reported in putative axonal terminals of cerebellar basket interneurons. We used the two-photon imaging technique to optically identify basket terminals in acute cerebellar slices of young rats (11-16 d old) and study the properties of SCaTs unambiguously localized in these regions. The ...

2016
shane P. Mahoney

An understanding of a species’ diet is required to make sound conservation and management decisions. Traditionally, morphological analyses of undigested hard parts from food items remaining in scats have been used to assess diets. More recently, molecular analyses of scats have been used to identify plant and prey species’ DNA, but no studies have compared morphological and molecular diet analy...

Journal: :Journal of dental education 2010
Marie A Navickis Kimberly Krust Bray Pamela R Overman Mary Emmons Robert F Hessel Shaun E Cowman

Competency-based education (CBE) in dental hygiene education is intended to measure learned skills that prepare students to independently provide services for the public. A variety of standardized clinical assessment techniques (SCATs) are available to substantiate the competence of health care professionals, including, but not limited to, objective structured clinical examinations (OSCEs), tri...

2015
Morgan B. Swingen Christopher S. DePerno Christopher E. Moorman

Canis latrans (Coyote) recently expanded its range into the southeastern US, where local data on Coyote diets are lacking. We studied Coyote diets in a low-productivity area where food resources may be scarce. We determined Coyote diet composition through analysis of 315 scats collected at Fort Bragg Military Installation, Fort Bragg, NC, between May 2011 and July 2012. Odocoileus virginianus (...

Journal: :Revista de biologia tropical 1999
A V Cazón Narvaez S S Sühring

Fecal bile acid patterns have been used successfully to identify scats. Neotropical felid scats are capable of this biochemical identification because they present low concentrations of plant pigments that would interfere in fecal bile acids detection. However, neotropical felid scats have poor quantities of bile acids, so we developed in this work a proper technique for their extraction, visua...

2012
Benjamin L. Allen Luke K.-P. Leung

The prevalence of threatened species in predator scats has often been used to gauge the risks that predators pose to threatened species, with the infrequent occurrence of a given species often considered indicative of negligible predation risks. In this study, data from 4087 dingo (Canis lupus dingo and hybrids) scats were assessed alongside additional information on predator and prey distribut...

2017
Maureen H Murray Sarah Fassina John B Hopkins Jesse Whittington Colleen C St Clair

Similar to vehicles on roadways, trains frequently kill wildlife via collisions along railways. Despite the prevalence of this mortality worldwide, little is known about the relative importance of wildlife attractants associated with railways, including spilled agricultural products, enhanced vegetation, invertebrates, and carcasses of rail-killed ungulates. We assessed the relative importance ...

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