نتایج جستجو برای: geographical origin

تعداد نتایج: 247073  

2015
Fengcai ZOU Xin YU Yan YANG Shuang HU Hua CHANG Jianfa YANG Gang DUAN

BACKGROUND The seroprevalence of Toxoplasma gondii infection in buffaloes, sheep and goats in Yunnan Province, southwestern China was conducted between May 2012 and December 2013. METHODS A total of 973 (427 buffaloes, 154 sheep and 392 goats) serum samples were collected from seven administrative regions of Yunnan Province, and examined for T. gondii antibodies by indirect hemagglutination (...

2014
Linn S. Lehnert Stephanie Kramer-Schadt Sophia Schönborn Oliver Lindecke Ivo Niermann Christian C. Voigt

Over recent years, it became widely accepted that alternative, renewable energy may come at some risk for wildlife, for example, when wind turbines cause large numbers of bat fatalities. To better assess likely populations effects of wind turbine related wildlife fatalities, we studied the geographical origin of the most common bat species found dead below German wind turbines, the noctule bat ...

2003
Jonathon N. Cummings Sara B. Kiesler

The research enterprise increasingly involves multidisciplinary collaboration, sometimes over geographic distance. Technological advances have made these collaborations possible, and the history of past innovations suggests these collaborations are desirable. Yet multidisciplinary projects can carry high coordination costs. This study investigated how collaborations address disciplinary differe...

2008
Barry R. Chiswick Paul W. Miller

Citizenship in the United States: The Roles of Immigrant Characteristics and Country of Origin This study develops and estimates a model of the naturalization process in the US. The model is based on both the characteristics of immigrants and features of their countries of origin. The empirical analysis is based on the 2000 US Census. Both the characteristics of immigrants and the origin-countr...

Background: Potato has a narrow genetic base which is due to its development, as it takes its genetic root from a few genotypes originated from South America. Objectives: The objective of this study was to assess the genetic relationships among potato (Solanum tuberosum L.) genotypes originated from different geographical regions.Materials and Methods: This study has rendered 25 use...

Journal: :Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences. 2019

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