Results 11 to 20 of about 5,583 (197)

New technologies and improvement of nursery stock quality

open access: yesHorticultural Science, 2002
This four years experimentation work was aimed at research on using various waste organic materials and especially timber bark in cultivation substrates as a substitute of peat.
P. Salaš
doaj   +1 more source

The effect of meteorological conditions of hazel (Corylus spp.) and alder (Alnus spp.) pollination during 2011

open access: yesБіологічні студії, 2012
The results of aeropalynological investigation on the basis of data from the year 2011 by the gravimetric methods are presented in the paper. There were established the onset and the end of hazel and alder pollen season as well as the days of the highest
K. V. Svidrak
doaj   +1 more source

Some aspects of alder decline along the Lužnice River

open access: yesJournal of Forest Science, 2005
Alder decline along watercourses is one of the marked manifestations of tree decline in the Czech Republic. Local decline of alder trees is documented in the Czech Republic for about 15 years.
I. Vyhlídková   +4 more
doaj   +1 more source

Identification of Phytophthora alni subspecies in riparian stands in the Czech Republic

open access: yesPlant Protection Science, 2013
In the Czech Republic, Phytophthora alni was first confirmed in 2001 and the pathogen has been quickly spreading and occupying almost the whole area of the country. The pathogen attacks Alnus glutinosa or A.
Petra ŠTĚPÁNKOVÁ   +4 more
doaj   +1 more source

Comparative Analyses of Bioactive Compounds in Inonotus obliquus Conks Growing on Alnus and Betula

open access: yesBiomolecules, 2022
Inonotus obliquus grows in the Northern Hemisphere on some living broadleaved tree species as a pathogen, causing stem rot. In Estonia, the fungus is well known in the Betula species but can also be found on Alnus. Sterile conks of I.
Rein Drenkhan   +7 more
doaj   +1 more source

Tree species composition influenced microbial diversity and nitrogen availability in rhizosphere soil

open access: yesPlant, Soil and Environment, 2015
A greenhouse experiment was conducted to evaluate effects of monoculture and mixed planting of three tree species on microbial diversity and nitrogen (N) availability in rhizosphere and bulk soils.
D. Liu, Y. Liu, S. Fang, Y. Tian
doaj   +1 more source

Effect of wound healing in gels containing tinctures of Alnus glutinosa (L) leaves

open access: yesClinical Phytoscience, 2021
Background Alnus glutinosa (L) is a widespread medicinal plant on the territory of the Republic of Belarus. Alnus glutinosa (L) leaves tincture has an anti-inflammatory effect on the diseases of the throat, intestines, in rheumatism and gout.
Volha Mushkina
doaj   +1 more source

Evaluation of seed morphology characteristics of Alnus taxa in Iran

open access: yesTurczaninowia, 2021
Alnus Mill. is a problematic genus of Betulaceae, and there are several intrageneric classifications for the genus. Alnus species are widely distributed in the Hyrcanian forest of Iran, and different species with some intraspecific taxonomic ranks ...
Т. Гхолами-Тероджени   +4 more
doaj   +1 more source

New nomenclature combinations in the green alder species complex (Betulaceae)

open access: yesPhytoKeys, 2015
The name Alnus viridis (Chaix) DC., based on Betula viridis Chaix (1785), has traditionally been attributed to green alders although it is based on a later basionym. Alnus alnobetula (Ehrh.) K. Koch based on Betula alnobetula Ehrh.
Joyce Chery
doaj   +1 more source

Polyphenols of Frangula alnus and Peganum harmala Leaves and Associated Biological Activities

open access: yesPlants, 2020
Frangula alnus and Peganum harmala populations growing in Saudi Arabia might be rich sources of natural compounds with important biological activities. A high performance liquid chromatography diode array revealed several polyphenols in the leaf extracts
Hosam O. Elansary   +5 more
doaj   +1 more source

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