Results 71 to 80 of about 6,371 (204)
The purpose of this study was to determine variation in the density of wood from different provenances, growing under the same soil and climate conditions.
J. Szaban +3 more
semanticscholar +1 more source
ABSTRACT It is well established that changes in climatic conditions across Alpine environments have influenced tree‐growth at altitudes close to the tree line. Less well known is the impact that increasing proportions of glacial melt water, which may accompany increasing temperatures and otherwise drier conditions during warmer summers, have on the ...
Nazimul Islam +4 more
wiley +1 more source
Grow With the Flow? Impact of Experimental Floods on Riparian Vegetation in an Alpine River
ABSTRACT Experimental floods have been proposed as a measure to mitigate effects of river flow regulation, primarily vegetation encroachment, streambed colmation, and loss of bed and channel mobility. In this study, we investigated the short‐ and long‐term biogeomorphic effects of an experimental flood programme conducted in the Spöl River (Swiss Alps)
Marc O'Callaghan +3 more
wiley +1 more source
The larch woolly adelgid Adelges laricis Vallot (Hemiptera: Adelgidae) infests spruce Picea spp. and larch Larix spp. in the Northern Hemisphere. The present field and laboratory research embraced the hitherto unknown aspects of the biology and ecology ...
K. Dancewicz +3 more
doaj +1 more source
Evaluation of larch trees (Larix Mill., Pinaceae)
Peter the Great Botanical Garden of the Komarov Boranical Institute has 148 larch samples (Larix Mill., Pinaceae) which represent 22 taxa. They are long-lived large trees, up to 200 years of age, representing the base for a forest stand of an arboretum ...
Firsov Gennadii +3 more
doaj +1 more source
Spatial and temporal occurrence of past debris flows in the Valais Alps: Results from tree-ring analysis [PDF]
Murgänge sind in den meisten Berggebieten der Welt verbreitete Massenbewegungen, deren plötzliches und unvorhersehbares Auftreten eine Bedrohung für Transportwege und Siedlungen darstellt.
Bollschweiler, Michelle +1 more
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Elongation, rooting and acclimatization of micropropagated shoots from mature material of hybrid larch [PDF]
Factors were defined for elongation, rooting and acclimatization of micropropagated shoots of Larix x eurolepis Henry initiated from short shoot buds of plagiotropic stecklings serially propagated for 9 years from an 8-year-old tree.
A Franclet +46 more
core +2 more sources
This research highlights the significance of elucidating the mechanisms behind above‐and below‐ground organs. The varying trait coordination across clades indicates different resource acquisition strategies above‐ and below‐ground, highlighting the need to consider large‐scale phylogenetic relatedness to better understand plant fitness.
Anvar Sanaei +15 more
wiley +1 more source
Testing of germination of spruce, pine and larch seed after 10 years from collection
:Germination capacity and germination energy are usually the most frequently used quantitative parameters of forest tree seed. With seed ageing both parameters decreased and the rate of the collapse is given by tree species, age of tree and its seed and ...
I. Tomášková +2 more
doaj +1 more source
Survey of Ecological Characteristics of Boreal Tree Species in Fennoscandia and the USSR [PDF]
The paper presents results from a literature study on autecological characteristics of North European and Asian boreal and boreo-nemoral tree species. It also provides general ecological information about the main forest types in the boreal region of the
Helmisaari, H., Nikolov, N.
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