Ptit︠s︡y Urala: chislennostʹ, raspredelenie i prostranstvenno-vremennai︠a︡ different︠s︡iat︠s︡ii︠a︡ naselenii︠a︡
Monografii︠a︡
Année de publication
2021
Illustration et cartes
tables, illustrations
Circulation
300 exemplaires
Langue
In Russian. Title and Annotation in English
48 USD
Frais de livraison:
16 USD
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In the monograph are comprised the hierarchical classifications, which reflect the special features of spatial distribution and nature of a stay of forms. Analyzed materials of all-year-round bird counts. With the help of classification of ordered objects, general seasonal aspects have been distinguished. A concise quantitative characterization of aspects is given. With help of non-metrical gradations, 4 types of intra-annual time course of bird assemblages have been distinguished. Based on ultidimensional analysis, hierarchical
classifications of bird assemblages were drawn up. Basic structure-forming factors of
environment are found.
