Monday, November 23, 2020

CLASSIFICATION OF FLORA OF AGROPHYTOCENOSES GROWING IN THE SOUTHWEST OF THE CENTRAL RUSSIAN UPLAND (RUSSIA) | PLANT CELL BIOTECHNOLOGY AND MOLECULAR BIOLOGY

 The classification of biological objects and structures, defining structural features and properties, represents their theoretical principles. The development of a classification scheme that would represent the characteristics of their formation requires a broad range of anthropogenically transformed flora of the developed industrial and agrarian regions. This newly established classification makes it possible not only to classify the structural characteristics and genesis of the agrophytocenosis flora and its impact on regional flora growth, but also to make a probabilistic forecast for the development of different topological flora levels. The southwestern flora analysis of the Central Russian Upland helped to differentiate types of anthropogenic flora transformation that share similar structural and developmental characteristics. The flora of agrophytocenoses, in which different classes, species, subspecies, and groups of flora are formed due to its heterogeneity, is one of the distinguished forms of flora. A classification of agrophytocenic flora of the area is developed on the basis of the study of 83 fields of agricultural crops and the analysis of the similarities and differences in their species composition and structure. The results indicate that the key factors leading to the development of different agrophytocenic flora classes, organisms, sub-species and groups at different levels of their organisation are the type of ownership (agricultural holdings, farms, long-fallow lands); agricultural technologies for a specific crop (row crops and continuous sowing crops) and the spatial differentiation of vegetation.


Please see the link :- https://www.ikprress.org/index.php/PCBMB/article/view/5257

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