Results 41 to 50 of about 78,165 (330)

Possibilities and limitations of vegetative propagation in breeding and mass propagation of Norway spruce [PDF]

open access: yes, 2003
The use of vegetative mass propagation in practical forestry with Norway spruce (Picea abies (L.) Karst.) is limited at present, although its potential to deliver high genetic gains is obvious.
Högberg, Karl-Anders
core  

Expanded application to plant reproductive tissues of a branched DNA probe‐based in situ hybridization method

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Detecting clear tissue‐ and organ‐specific patterns of gene expression is key to understanding the genetic mechanisms that control plant development. In situ hybridization (ISH) of mRNA is one of the most precise, yet most challenging approaches to gene expression assays.
Brooklyn M. Anaya   +3 more
wiley   +1 more source

Evaluation of survival and growth of Picea abies (L.) H. Karst. and Picea obovata Ledeb. provenances in the north of Russia

open access: yesJournal of Forest Science, 2017
Adaptation variability and ecological plasticity in the "genotype-environment" system of 22 provenances of Picea abies (Linnaeus) H. Karsten, Picea obovata (von Ledebour) and their introgressive hybrids growing within the Russian Plain were studied ...
Elena N. NAKVASINA   +2 more
doaj   +1 more source

Tree-ring data set for dendroclimatic reconstructions and dendrochronological dating in European Russia

open access: yesScientific Data, 2022
Measurement(s) growth ring Technology Type(s) Measurement Device Factor Type(s) location Sample Characteristic - Organism Pinus sylvestris • Picea abies • Quercus robur • Larix sibirica • Fagus orientalis Sample Characteristic - Environment woodland area
Olga Solomina   +8 more
doaj   +1 more source

Enabling the study of gene function in gymnosperms: Virus‐induced gene silencing in Ephedra tweedieana

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise As the sister clade to angiosperms, extant gymnosperms are crucial for reconstructing ancestral gene regulatory networks in seed plants. This highlights the need for model systems representing each of their distinct lineages. However, tools to quickly and effectively investigate gene function in gymnosperms are still limited due to the
Anthony G. K. Garcia   +4 more
wiley   +1 more source

Identification of Salt Stress Biomarkers in Romanian Carpathian Populations of Picea abies (L.) Karst. [PDF]

open access: yesPLoS ONE, 2015
The Norway spruce (Picea abies), the most important tree species in European forests, is relatively sensitive to salt and does not grow in natural saline environments.
Sorin T Schiop   +5 more
doaj   +1 more source

Holocene vegetation history of the Western Rhodope Mountains (South Bulgaria): the paleoecological record of peat bog Beliya Kanton

open access: yesActa Palaeobotanica, 2023
Pollen and plant macrofossil analyses supported with radiocarbon dating were conducted on a Holocene core from the peat bog Beliya Kanton (1547 m a.s.l.) located in the Western Rhodope Mountains (South Bulgaria).
Elena Marinova   +3 more
doaj   +1 more source

Plant and Soil / Mycorrhizas and soil ecosystem function of co-existing woody vegetation islands at the alpine tree line [PDF]

open access: yes, 2016
Zusammenfassung in deutscher Sprache nicht verf\ufcgbarBackground and aims Picea abies, Pinus mugo and Rhododendron ferrugineum co-exist at the alpine tree line, and can have different mycorrhizal communities.
Godbold, Douglas L.   +2 more
core   +1 more source

Char Layer Thickness Evolution During Structural Timber Fire Experiment and Final Density Profile

open access: yesFire and Materials, EarlyView.
ABSTRACT This paper evaluates several non‐destructive experimental methods for determining the char layer thickness and its density profile in structural timber samples exposed to standard ISO 834 fire curve experiments. Microwave echo pulse, ultrasonic echo pulse, X‐ray computed tomography, and resistance drilling were evaluated.
Fernando Pérez Pérez   +4 more
wiley   +1 more source

Natural forests health assessment in ‘Parangalitsa’ Reserve, Rila Mountain [PDF]

open access: yesSilva Balcanica
Health status assessment and monitoring in natural forest stands were conducted in 2024 in the ‘Parangalitsa’ Reserve (Rila Mountain, Southwest Bulgaria).
Margarita Georgieva   +2 more
doaj   +3 more sources

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