نتایج جستجو برای: migrating nomads
تعداد نتایج: 12303 فیلتر نتایج به سال:
-1. The phosphoglycerate kinase electrophoretic banding patterns of several Drosophila species were studied. 2. Three banding types were noted: A type with a slowly migrating band of activity, a type with a faster migrating band of activity, and a type with an intermediate migrating band. 3. These banding types appeared to be species specific and may be useful in evolutionary or taxonomical stu...
BACKGROUND Located in the Sudan belt, the Chad Basin forms a remarkable ecosystem, where several unique agricultural and pastoral techniques have been developed. Both from an archaeological and a genetic point of view, this region has been interpreted to be the center of a bidirectional corridor connecting West and East Africa, as well as a meeting point for populations coming from North Africa...
BACKGROUND Pastoral populations around the world hold complex and detailed ethnoveterinary knowledge, essential for the survival of their herds and securing their livelihood. In recent decades, several studies have given attention to local veterinary remedies and practices and their validation, and to the local conceptualization of livestock diseases. Despite this, relatively little has been re...
Background There is an increasing trend of international migration of health professionals from low- and middle- income countries to high-income countries as well as across middle-income countries. The WHO Global Code of Practice on the International Recruitment of Health Personnel was created to better address health workforce development and the ethical conduct of international recruitment. T...
To better extract the tides represented in European meteorological analysis ERA5, an of histograms diurnal and semi-diurnal modes as a function longitudes was performed. This revealed that with different characteristics appeared regionally along single longitude. Retrieved migrating were compared tidal model showing global agreement below 60 km twice amplitude analyses at mid-latitude. Non-migr...
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