Results 71 to 80 of about 72,907 (302)

Plant phenology and seasonal nitrogen availability in Arctic snowbed communities [PDF]

open access: yes, 2006
Thesis (M.S.) University of Alaska Fairbanks, 2006This study was part of the International Tundra Experiment (ITEX) and examined the effects of increased winter snow depth and decreased growing season length on the phenology of four arctic plant species (
Borner, Andrew P.
core  

Flowering and Fruiting Characteristics of Vaccinium ashei and Vaccinium ashei-Vaccinium constablaei Derivative Blueberry Progenies

open access: yesJournal of the American Society for Horticultural Science, 1986
Abstract Hexaploid Vaccinium hybrid progenies, including F 1 , F 1 intercross, F 1 × F 2 , BC 1
J.R. Ballington   +2 more
openaire   +1 more source

Trends and Patterns for the Use of Herbal Medicinal Products for Gynaecological Ailments

open access: yesPhytotherapy Research, EarlyView.
ABSTRACT Most Germans consider herbal medicinal products (HMPs) to be an important supplement to conventional medicine. Despite existing clinical evidence for safety and efficacy, they are still not sufficiently integrated into drug therapy of gynaecological complaints in everyday practice.
Alexandra Drebka   +5 more
wiley   +1 more source

Intersectional Hybrids of the Relict Species, Box Huckleberry (Gaylussacia brachycera), with Dwarf Huckleberry (Gaylussacia dumosa)

open access: yesHortScience
Gaylussacia brachycera (box huckleberry) is a unique relict species and is the monospecific member of Gaylussacia sect. Vitis-idaea. As part of investigations to understand interspecific crossability in Gaylussacia, pollinations were made between ...
Mark K. Ehlenfeldt   +3 more
doaj   +1 more source

Tannin and organic acid content in the leaves of cranberry (genus Vaccinium L., subgenus Oxycoccus (Hill.) A. Gray)

open access: yesActa Agrobotanica, 2013
Quantitative and qualitative analyses of tannins and organic acids in 23 populations were conducted. Studied populations represented following species: Vaccinium macrocarpon Ait., Vaccinium microcarpum (Turcz. ex Rupr.) Schmalh. and Vaccinium oxycoccus L.
Jan Sarosiek   +2 more
doaj   +1 more source

Taxonomic results of the Bryotrop expedition to Zaire and Rwanda : 3., description of dollecting sites, the vegetation of Kahuzi-Biega-National Park/Zaire, Nyungwe Forest and Virunga volcanoes/Rwanda [PDF]

open access: yes, 1993
During the BRYOTROP-Expedition in 1991, 71 collecting sites could be visited. These are situated in the Kahuzi-Biega-National Park/Zaire, the Nyungwe Forest and the Virunga volcanoes/Rwanda.
Fischer, Eberhard
core  

Anthropogenic Causes of Peatland Species Vanishing in the Glinno Ługi Area [PDF]

open access: yes, 2011
The paper presents information about the occurrence and state of preservation of valuable peat-bog species as well as about the threats facing them. The anthropopressure-related changes which occurred in the habitat of the Glinno Ługi peatland and their ...
Komperda, Agata, Woziwoda, Beata
core   +2 more sources

Identification of initial vegetation and habitat changes in small temperate fens using remote sensing

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Temperate fens with only incipient, subtle signs of deterioration can be reliably identified using Sentinel‐2 and aerial imagery, which sensitively detect early productivity‐related structural changes. Abstract Small temperate fens rank among the most endangered habitats in temperate Europe.
Lubomír Tichý   +9 more
wiley   +1 more source

Diuretic activity of phytosubstances from vaccinium vitis-idaea leaves

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2018
The purpose of the work was to study the diuretic activity of phytosubstances from Vaccinium vitis-idaea leaves. Materials and methods. The objects of the study were 13 phytosubstanses, obtained from the leaves of Vaccinium vitis-idaea.
K. V. Tsemenko   +3 more
doaj   +1 more source

A comparison of thermal drones and camera trap population estimates for Sitka black‐tailed deer in Alaska

open access: yesWildlife Biology, EarlyView.
One of the most difficult challenges for wildlife managers is reliably estimating wildlife populations. Camera traps combined with spatial capture–recapture (SCR) models are a popular tool for population estimation. They have limitations, however, including long data processing times.
Shannon P. Finnegan   +5 more
wiley   +1 more source

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