Results 41 to 50 of about 3,888,686 (125)

Unmet need for family planning and barriers to contraceptive use in Kaduna, Nigeria: culture, myths and perceptions

open access: yesCulture, Health and Sexuality, 2020
In 2017, just one-fifth of all married women of reproductive age reported using contraception in Kaduna state, Nigeria, while many more experienced unmet need for contraception. These realities drive risky fertility behaviours and compromise reproductive
I. Sinai   +3 more
semanticscholar   +1 more source

Archaic Inventory in the Burials of the Yamnaya Culture in the Samara Trans-Volga Region and the Southern Ural

open access: yesАрхеология евразийских степей
The authors systematizes all finds in the burials of the Yamnaya culture in the Volga-Ural interfluve that have certain signs of Eneolithic cultures. They include archaic ceramics, some jewelry made of shells, boar tusk and rarely items made of copper ...
Nina L. Morgunova   +2 more
doaj   +1 more source

Lebyazhinka VI Settlement: Eneolithic Site in the Forest-Steppe Volga Region

open access: yesПоволжская археология, 2017
The authors publish first findings of archaeological studies (2013–2014) on Lebyazhinka VI Eneolithic settlement, which is situated on the Sok River in Samara Oblast. They describe stratigraphy, structures, ceramic complexes, bone and stone tools.
Korolyov Arkadiy I., Shalapinin Anton A.
doaj   +1 more source

El “Cinturón estepario” de culturas ganaderas en Eurasia durante la Primera Edad del Metal [PDF]

open access: yes, 2008
The stock-breeding cultures of the Eurasian “steppe belt” covered approximately 7-8 million square km2 from the Lower Danube in the West to Manchuria in the East (a distance of more than 8000 km).
Chernykh, Evgeny
core   +2 more sources

Chalcolithic Ceramic Complexes on Mangyshlak Peninsula

open access: yesUfa Archaeological Herald
The Mangyshlak Peninsula is revealed with the Shebir type of the Khvalynsk culture. It raises a number of issues regarding the migration processes associated with the Khvalynsk population.
I. N. Vasilyeva, Natalya S. Doga
semanticscholar   +1 more source

Eneolitization of the Forest Steppe Volga Region: cultural evolution or migration?

open access: yesАрхеология евразийских степей
The source base for the Eneolithic of the forest steppe Volga region includes Eneolithic burial grounds and campsites. The data from the study of ceramics, stone, bone, metal tools, anthropological and archeozoological materials, radiocarbon dating were ...
Arkadii I. Korolev
doaj   +1 more source

The spread of the Indo-Europeans [PDF]

open access: yes, 2010
The publication of Mallory’s book (1989) has rendered much of what I had to say in the present contribution superfluous. The author presents a carefully argued and very well written account of a balanced view on almost every aspect of the problem ...
Kortlandt, Frederik H. H.
core  

The Indo-Uralic verb [PDF]

open access: yes, 2010
C.C. Uhlenbeck made a distinction between two components of Proto-Indo-European, which he called A and B (1935a: 133ff.). The first component comprises pronouns, verbal roots, and derivational suffixes, and may be compared with Uralic, whereas the second
Kortlandt, Frederik H. H.
core  

Plant tissue culture environment as a switch-key of (epi)genetic changes

open access: yesPlant Cell Tissue and Organ Culture, 2019
The in vitro tissue cultures are, beyond all difficulties, an essential tool in basic research as well as in commercial applications. Numerous works devoted to plant tissue cultures proved how important this part of the plant science is.
Piotr Tomasz Bednarek, Renata Orłowska
semanticscholar   +1 more source

Results of the Study of the Chernovka I Campsite in the Samara Volga Region

open access: yesПоволжская археология
The paper deals with the results of study of the Chernovka I campsite located in the Sergiyevsk district, Samara region. The topography of site, the history of its study, information about stratigraphy and planigraphy of archaeological material location ...
Andreev Konstantin M.   +6 more
doaj   +1 more source

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