Results 1 to 10 of about 9,592 (185)

Essential Oil of Betula pendula Roth. Buds. [PDF]

open access: yesEvid Based Complement Alternat Med, 2004
The essential oil of Betula pendula Roth. buds was obtained using both hydrodistillation and microdistillation techniques and their chemical compositions were analyzed using both gas chromatography (GC) and gas chromatography–mass spectrometry (GC‐MS).
Demirci B   +4 more
europepmc   +6 more sources

The leafhopper fauna in birch (Betula pendula Roth) stands [PDF]

open access: yesJournal of Forest Science, 2002
In birch (Betula pendula Roth) stands of the Děčín sandstone uplands (northern Bohemia) 55 species of leafhoppers were captured using photoeclectors, ground traps and shaking down onto sheets (23,855 specimens of larvae and imagoes).
E. Kula
doaj   +2 more sources

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

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   +3 more sources

EFFECT OF CADMIUM IONS ON THE GERMINATION OF KARELIAN BIRCH AND SILVER BIRCH SEEDS

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2020
The effect of cadmium ions (from 10–6 to 10–3 M) on seed germination and early development of seedlings was studied in Karelian birch B. pendula Roth var. carelica (Mercklin) Hämet-Ahti and silver birch Betula pendula Roth.
Lidia Vetchinnikova, Alexander Titov
doaj   +3 more sources

Regulation of Sap Release when Tapping Betula pendula Roth

open access: yesЛесной журнал, 2023
The study showed a correlation between the intensity of sap release by birch trees and the trunk diameter, degree of crown development, and tree age. In addition to the characteristics of trees, sap release intensity also depended on weather conditions ...
Anatoly V. Gryazkin   +4 more
doaj   +2 more sources

Forestation chain for birch (Betula pendula Roth) in Finland. [PDF]

open access: yesSilva Fennica, 1978
During the 1970’s an average of 4 million (Roth) seedlings have been planted annually in Finland. The activities connected with the planting of this tree species, the selection of forestation sites, site preparation, planting out the seedlings and ...
Raulo, Jyrki
doaj   +2 more sources

Chemical Content and Cytotoxic Activity on Various Cancer Cell Lines of Chaga (Inonotus obliquus) Growing on Betula pendula and Betula pubescens [PDF]

open access: yesPharmaceuticals
Chaga mushroom (Inonotus obliquus) is a pathogenic fungus that grows mostly on birch species (Betula pendula Roth and B. pubescens Ehrh.) and has traditionally been used as an anticancer medicine.
Ain Raal   +13 more
doaj   +2 more sources

Response of birch (Betula pendula Roth) phytophages to liming [PDF]

open access: yesJournal of Forest Science, 2008
: In the course of 2004-2007, the effects of compensation liming at the application dose of 1.5-3-6 t/ha dolomitic limestone on the elimination or activation of phytophages or other types of damage resulting in the loss of assimilatory organs did not ...
E. Kula
doaj   +2 more sources

Plant regeneration in the root callus culture of Betula pendula Roth

open access: yesActa Biologica Slovenica, 1989
Callus proliferation and adventitious bud regeneration were induced in root segments of Be­tula pendula Roth on a mod. ACM medium supplemented with 2.2 - 8.9 µMBA. Regenerated adventi­ tious buds elongated when transferred to a mod.
Visnja Besendorfer   +3 more
doaj   +3 more sources

Use of morphometric and phenological indicators of Betula pendula Roth for environmental health assessment [PDF]

open access: yesE3S Web of Conferences, 2023
The article presents the results of long-term biomonitoring of the quality of the environmental of the city of Yoshkar-Ola (Russia) based on the analysis of morphological and phenological indicators of Betula pendula Roth.
Turmukhametova Nina, Turmukhametov Denis
doaj   +1 more source

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