Results 21 to 30 of about 17,558 (226)

M-level rook placements [PDF]

open access: yes, 2015
Rook theory focuses on placements of non-attacking rooks on boards of various shapes. An important role is played by the rook numbers which count the number of non-attacking placements of a given number of rooks on a board.
Barrese, Kenneth
core   +1 more source

The spatial distribution of corvid nests in the urbanized environmental components (using the example of the Kirovsky district of Saratov) [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия Химия. Биология. Экология, 2023
. This study is dedicated to the nest placement peculiarities of four species of the Corvidae family: the Jackdaw, Rook, Hooded Crow, and Eurasian Magpie – in the urbanized environmental components on the territory of the Kirovsky district of ...
Kuliseva, Yulia I.   +1 more
doaj   +1 more source

Rising Above Polarising Discourses Within Nursing

open access: yesNursing Praxis in Aotearoa New Zealand, 2021
Reflecting on both Wilkinson's arguments and global nursing activism, it is clear that discourses of autonomy and unionism need not be dichotomous rivals, and both can offer much to the profession.
Helen Rook
doaj   +1 more source

To Species Diversity of Nematode Fauna of Corvidae Vigors Family, 1825 at Volga River Delta

open access: yesРоссийский паразитологический журнал, 2019
The purpose of the research is to systematize the long-term data on study of nematode fauna of Corvidae family birds of Volga river delta. Materials and methods.
A. P. Kalmykov, V. A. Strelkov
doaj   +1 more source

Letter from Ella Roper (Rook) to John Sloan, May 14, 1949

open access: yes, 1949
1 leaf (single sided)Letter from Ella Roper (Rook) to John Sloan, May 14 ...
Roper, Ella (Rook)
core   +2 more sources

Du char de guerre à la tour : le destin d’une figure du jeu d’échecs en Occident

open access: yesKentron, 2018
The chess game, invented in India, is transmitted to the Christian West through the Muslim space in the course of the Xth century. Among the pieces of the game, the original war chariot was the object of numerous interpretations
Luc Bourgeois
doaj   +1 more source

Crimean Hemorrhagic Fever: Ecologic and Epizootic Role of the Corvidae Family

open access: yesПроблемы особо опасных инфекций, 2008
The role of birds in the circulation of the virus of Congo-Crimean hemorrhagic fever (CCHF) is described in the paper. Investigation of 758 samples of birds revealed the virus CCHF antigen to be present in 19 (2.51 % ± 0.57) rooks' samples. Corvidae were
S. Yu. Vodyanitskaya   +7 more
doaj   +1 more source

AAV1 is the optimal viral vector for optogenetic experiments in pigeons (Columba livia)

open access: yesCommunications Biology, 2021
Rook et al. establish a viral gene transfer system to perform optogenetics in pigeons. They deliver ChR2 via AAV1 into the visual entopallium and show its behavioral relevance for contrast perception, verifying the applicability of optogenetics in an ...
Noemi Rook   +6 more
doaj   +1 more source

The importance of rural parks for the occurrence of the Rook Corvus frugilegus in the eastern part of the Lublin region (E Poland) – ecological and social factors

open access: yesEkológia (Bratislava), 2013
Kitowski I.: The importance of rural parks for the occurrence of the Rook Corvus frugilegus in the eastern part of the Lublin region (E Poland) - ecological and social factors. Ekologia (Bratislava), Vol. 32, No. 3, p. 283-298, 2013.
Kitowski Ignacy
doaj   +1 more source

Biodiversity and Prevalence of Parasites of Rook (Corvus frugilegus) in Iran [PDF]

open access: yesIranian Journal of Parasitology, 2007
Background: Rooks are distributed all over Iran and no information is available in the literature on their parasitic infec­tions. Methods: One hundred twenty five rooks were examined at post-mortem for parasitic infections.
A Eslami   +4 more
doaj   +1 more source

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