Results 71 to 80 of about 1,355 (164)

Seasonal Dynamics of Periderm Maintenance and Phellogen Re-Initiation in Aesculus hippocastanum

open access: yesForests
The periderm plays a crucial role in trees, acting as a barrier protecting internal tissues against biotic and abiotic stresses, thus having an impact on tree physiology, ecology, and general performance. It consists of the meristematic phellogen, whose activity gives rise to suberized phellem (cork) cells outwardly and the parenchymatous phelloderm ...
Anna Brzostowska   +2 more
openaire   +1 more source

A detailed anatomical approach to taxonomically problematic endemic Seseli L. (Apiaceae) taxa in Türkiye

open access: yesMicroscopy Research and Technique, Volume 87, Issue 4, Page 800-807, April 2024.
Vegetative anatomical characters help to illuminate the taxonomy in endemic thrSeseli taxa from Apiaceae family in Türkiye. In this way, the similarities in the studied taxa support the latest molecular studies. Abstract In this study, the vegetative anatomical features of the taxa, which were previously named as Seseli gummiferum subsp.
Dudu Özlem Mavi İdman
wiley   +1 more source

Tissue-specific study across the stem reveals the chemistry and transcriptome dynamics of birch bark. [PDF]

open access: yes, 2019
Tree bark is a highly specialized array of tissues that plays important roles in plant protection and development. Bark tissues develop from two lateral meristems; the phellogen (cork cambium) produces the outermost stem-environment barrier called the ...
Alonso Serra, Juan Antonio   +23 more
core   +1 more source

Lignin composition and structure differs between xylem, phloem and phellem in Quercus suber L.

open access: yesFrontiers in Plant Science, 2016
The composition and structure of lignin in different tissues - phellem (cork), phloem and xylem (wood) - of Quercus suber was studied. Whole cell walls and their respective isolated milled lignins were analyzed by pyrolysis coupled with gas ...
Ana Lourenço   +6 more
doaj   +1 more source

Allocation of 14C assimilated in late spring to tissue and biochemical stem components of cork oak (Quercus suber L.) over the seasons [PDF]

open access: yes, 2012
Carbon distribution in the stem of 2-year-old cork oak plants was studied by 14CO2 pulse labeling in late spring in order to trace the allocation of photoassimilates to tissue and biochemical stem components of cork oak.
Aguado Cortijo, Pedro Luis   +3 more
core   +2 more sources

Climate effects on cork growth in Cork oak plantations in Sicily (Italy)

open access: yesForest@, 2009
Cork oak (Quercus suber L.) is usually dominant in silvopastoral systems in many areas of Sicily, where the trees are debarked periodically for cork production.
doaj   +1 more source

Secondary Aerenchyma Formation and its Relation to Nitrogen Fixation in Root Nodules of Soybean Plants (Glycine max) Grown under Flooded Conditions

open access: yesPlant Production Science, 2002
Soybean (Glycine max (L.) Merr.) is considered to be susceptible to flooding, a major agronomic problem in the world, and nitrogenase activity rapidly declines due to oxygen deficiency in root nodules.
Satoshi Shimamura   +3 more
doaj   +1 more source

STRUCTURAL DAMAGE AND GALL INDUCTION BY PEGOMYA CURTICORNIS AND PEGOMYA EUPHORBIAE (DIPTERA: ANTHOMYIIDAE) WITHIN THE STEMS OF LEAFY SPURGE (EUPHORBIA × PSEUDOVIRGATA) (EUPHORBIACEAE) [PDF]

open access: yes, 2017
Leafy spurge (Euphorbia × pseudovirgata [Schur]) is an herbaceous perennial and serious weed of European origin that has been accidently introduced into North America.
Gassmann, Andre, Shorthouse, Joseph D.
core  

Uncovering miRNA-Mediated Regulation in Phellem Versus Xylem Differentiation in Quercus suber L. [PDF]

open access: yes
Funding Information: Open access funding provided by FCT|FCCN (b-on). This work was supported by Funda\u00E7\u00E3o para a Ci\u00EAncia e a Tecnologia, I.P.
Chaves, Inês   +4 more
core   +1 more source

EXOPHYLACTIC AND NECROPHYLACTIC PERIDERM DEVELOPMENT IN AMERICAN BEECH [PDF]

open access: yes, 1982
American beech (Fagus grandifolia Ehrh.) in forest stands of North America are threatened by a destructive disease commonly known as the beech bark disease.
OSTROFSKY, WILLIAM DOW
core   +1 more source

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