Results 51 to 60 of about 1,436 (182)
Abstract Year‐to‐year variation in seed crop size (i.e., masting) varies strongly among populations of the same species. Understanding what causes this variation is vital, as masting affects the ability of tree species to regenerate and determines the population dynamics of a wide variety of animals.
Jessie J. Foest +4 more
wiley +1 more source
Self–dual solutions of a field theory model of two linked rings
In this work the connection established in [7,8] between a model of two linked polymers rings with fixed Gaussian linking number forming a 4-plat and the statistical mechanics of non-relativistic anyon particles is explored.
Neda Abbasi Taklimi +2 more
doaj +1 more source
Intermodal transport in Wielkopolska in the view of the stakeholders’ survey
The paper attempts to characterize an intermodal transport in Wielkopolska, in particular in the context of market conditions for its development. The studies were conducted by an interview with open questions. The aim was to examine the possibility of development of intermodal transport by survey with stakeholders and customers.
Michał Beim +3 more
openaire +1 more source
Prevalence of Congenital Ocular Anomalies in 15 Countries of Europe: Results From the Medikeye Study
ABSTRACT Background Congenital ocular anomalies (COA) are among the most common causes of visual impairment in children in high‐income countries. The aim of the study is to describe the prevalence of the various COA recorded in European population‐based registries of CA (EUROCAT) participating in the EUROmediCAT consortium.
Charlotte Dubucs +33 more
wiley +1 more source
Rachunek zysków i strat jest drugim po bilansie obligatoryjnym elementem sprawozdania finansowego przedsiębiorstwa turystycznego. Rachunek ten jest zestawieniem rachunkowym wyników finansowych osiągniętych przez jednostkę turystyczną w okresie ...
Sylwia Bronowicka-Biesiada +1 more
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Kobiety z warstwy rycerskiej w dokumentach wielkopolskich z okresu rozbicia dzielnicowego
In the paper, a question is posed about the legal status of knighthood women in Wielkopolska during the country’s fragmentation from the 12th century to the early 14th century.
Agnieszka Teterycz-Puzio
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Wood warbler population dynamics in response to mast seeding regimes in Europe
Abstract Mast seeding is the episodic, massive production of plant seeds synchronized over large areas. The resulting superabundance of seeds represents a resource pulse that can profoundly affect animal populations across trophic levels. Following years of high seed production, the abundance of both seed consumers and their predators increase.
Nino Maag +14 more
wiley +1 more source
Obozy turystyki kwalifikowanej formą aktywności dzieci i młodzieży
Opracowanie obejmuje założenia organizacyjne obozów kwalifikowanych dla dzieci i młodzieży na kanwie rozwijania aktywności człowieka poprzez zainteresowanie turystyką kwalifikowaną.
Zbysław Gierczyk, Bolesław Ocieczek
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Abstract Basaltic artefacts related to early agrarian cultures (Neolithic and Early Bronze Age) inhabiting the Kujawy region of the Polish Lowlands (Central Poland) were studied. The main goal of this study was to assess the provenance of the basaltic raw material and the documentation of manifestations of the activity of inhabitants of the Lowlands ...
Wojciech Bartz +4 more
wiley +1 more source
Kociewie na turystycznym szlaku
Opracowanie zawiera krótkie opisy warunków klimatycznych obszaru, zasobów wodnych, fauny oraz flory. Przedstawia także charakterystykę parków krajobrazowych, rezerwatów przyrody i obszarów chronionego krajobrazu znajdujących się na obszarze Kociewia ...
Bolesław Ocieczek, Zbysław Gierczyk
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