Results 31 to 40 of about 44,949 (260)

Population structure of Betula pendula (Betulaceae) on iron ore mine dumps (tailings) of the Kryvyi Rih area

open access: yesUkrainian Botanical Journal, 2020
The article presents the results of investigation of the population structure of Betula pendula at four iron ore mine dumps (tailings) of the Kryvyi Rih area, of the Northern and Central Mining-and-Processing combines (NorthMPC and CMPC). Totally, eleven
Korshykov I.I., Petrushkevych Yu.M.
doaj   +1 more source

Evaluation of the Antibacterial Activity of Extracts of Betula Pendula (Silver Birch) Bark Against Uropathogenic Microorganisms

open access: yesАнтибиотики и Химиотерапия, 2022
The aim of this work was to evaluate the antibacterial activity of the aqueous and ethanolic extracts of Betula pendula (silver birch) bark against various microorganisms causing urinary tract infections.Material and methods. Aqueous and ethanol extracts
Y. V. Chapurin   +4 more
doaj   +1 more source

Emerging Urban Forests: Opportunities for Promoting the Wild Side of the Urban Green Infrastructure [PDF]

open access: yes, 2019
Many cities aim to increase urban forest cover to benefit residents through the provision of ecosystem services and to promote biodiversity. As a complement to traditional forest plantings, we address opportunities associated with “emerging urban forests”
Buchholz, Sascha   +5 more
core   +1 more source

The dynamics of daily water regime of Betula pendula Roth leaves and their adaptive reaction

open access: yesІнтродукція Рослин, 2010
The results of investigation water regime influence on accumulation the content of lipid peroxidation product and free proline in Betula pendula Roth leaves were shown.
N.V. Rositska, N.V. Zaimenko
doaj   +1 more source

The Environmental Context and Function of Burnt-Mounds : New Studies of Irish Fulachtaí Fiadh [PDF]

open access: yes, 2017
The authors acknowledge funding from The Leverhulme Trust (F/00144/AI) and assistance from a large number of individuals including; Margaret Gowen (access to sites and assistance throughout),A. Ames, H, Essex (pollen processing), S. Rouillard & R. Smith (
Bermingham, Nora   +13 more
core   +1 more source

THE COMPOSITION OF TOTAL LIPID FRACTIONS AND FATTY ACIDS IN BUDS OF BIRCH SPECIES DURING BUD BREAK

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2018
In the process of bud break in downy birch Betula pubescens Ehrh., silver birch Betula pendula Roth, and Karelian birch Betula pendula var. carelica Merckl., total lipid (TL) content in buds varied within 27–45 % of absolute dry weight (a. d. w.).
Nadezhda Chernobrovkina   +2 more
doaj   +1 more source

The influence of air temperature and relative humidity on dynamics of water potential in Betula pendula (Betulaceae) trees [PDF]

open access: yesСибирский лесной журнал, 2017
Linear multiple models were developed to describe diurnal and seasonal dynamics of water potential (Ψ) of the foliated shoots in the plants of Betula genus related to air temperature and relative humidity in the middle taiga (southern Karelia).
G. P. Тikhova   +2 more
doaj   +1 more source

Diversity of Forest and Shrub Communities as a Result of Site History and of Extensive and Intensive Forest Management (Glinno Ługi Case Study) [PDF]

open access: yes, 2011
The paper presents the diversity of natural and anthropogenic forest communities occurring in post-cultivated fields in Glinno Ługi. An impoverished fresh pine forest association (Leucobryo-Pinetum) and nine secondary forest communities have been ...
Ambrożkiewicz, Katarzyna   +1 more
core   +2 more sources

Assessment of interactions between defoliation and Phytophthora plurivora stem infections of birch seedlings

open access: yesThe Forestry Chronicle, 2018
Silver birch, (Betula pendula), is an important forest tree species in Poland used for afforestation in rural areas and planted in wet forest types to ameliorate excess water. Physiological stress may increase susceptibility of trees to disease and it is
Tomasz Oszako   +5 more
doaj   +1 more source

Does shade improve light interception efficiency? A comparison among seedlings from shade-tolerant and -intolerant temperate deciduous tree species [PDF]

open access: yes, 2006
• Here, we tested two hypotheses: shading increases light interception efficiency (LIE) of broadleaved tree seedlings, and shade-tolerant species exhibit larger LIEs than do shade-intolerant ones.
Adam B   +29 more
core   +3 more sources

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