Results 11 to 20 of about 188,397 (205)

Lignin engineering in forest trees [PDF]

open access: yes, 2019
Wood is a renewable resource that is mainly composed of lignin and cell wall polysaccharides. The polysaccharide fraction is valuable as it can be converted into pulp and paper, or into fermentable sugars.
Alvarenga Chanoca, Alexandra   +2 more
core   +1 more source

Daily variations of water use with vapor pressure deficit in a plantation of I214 poplars. [PDF]

open access: yes, 2009
Daily rates of whole tree water use were measured in a homogeneous 7-year-old plantation over 84 days. Two trees were selected in the two most contrasting ends, i.e., with mean water table at -1.5 m and -3.5 m. Results showed that the mean tree water use
Etienne Muller   +5 more
core   +4 more sources

Profiling of oligolignols reveals monolignol coupling conditions in lignifying poplar xylem [PDF]

open access: yes, 2004
Lignin is an aromatic heteropolymer, abundantly present in the walls of secondary thickened cells. Although much research has been devoted to the structure and composition of the polymer to obtain insight into lignin polymerization, the low-molecular ...
Boerjan, Wout   +7 more
core   +3 more sources

Nitrogen dynamics in the shallow groundwater of a riparian wetland zone of the Garonne, SW France: nitrate inputs, bacterial densities, organic matter supply and denitrification measurements [PDF]

open access: yes, 2003
This study highlights the role of interactions between surface and sub-surface water of the riparian zone of a large river (the Garonne, SW France). Information is given about the role of surface water in supplying Dissolved Organic Carbon (DOC ) to the
F. Garabétian   +8 more
core   +6 more sources

Soil organic carbon and root distribution in a temperate arable agroforestry system [PDF]

open access: yes, 2013
Aim To determine, for arable land in a temperate area, the effect of tree establishment and intercropping treatments, on the distribution of roots and soil organic carbon to a depth of 1.5 m.
Burgess, Paul J., Upson, Matthew A.
core   +1 more source

The Poplar-Poplar Rust Interaction: Insights from Genomics and Transcriptomics [PDF]

open access: yesJournal of Pathogens, 2011
Poplars are extensively cultivated worldwide, and their susceptibility to the leaf rust fungusMelampsora larici-populinaleads to considerable damages in plantations. Despite a good knowledge of the poplar rust life cycle, and particularly the epidemics on poplar, the perennial status of the plant host and the obligate biotrophic lifestyle of the rust ...
Hacquard, Stéphane   +5 more
openaire   +3 more sources

Gene up-regulation by DNA demethylation in 35S-gshI-transgenic poplars (Populus x canescens) [PDF]

open access: yes, 2008
Gene expression levels of transgene 35S-gshI (γ-glutamylcysteine synthetase) cloned from E. coli, and the endogenous gene gsh1 of poplar (Populus x canescens) were upregulated by the DNA demethylating agent DHAC (5,6-dihydro-5'-azacytidine ...
Bittsánszky, András   +7 more
core  

Biotechnological approaches to increase biomass production in trees [PDF]

open access: yes, 2018
Nutrient use efficiency is one of the factors influencing growth and therefore of high importance for biomass production in trees. Poplar is a model tree widely used for molecular and functional studies and the characterization of transgenic poplars ...
Canovas-Ramos, Francisco Miguel   +3 more
core  

Overexpression of a Prefoldin β subunit gene reduces biomass recalcitrance in the bioenergy crop Populus. [PDF]

open access: yes, 2020
Prefoldin (PFD) is a group II chaperonin that is ubiquitously present in the eukaryotic kingdom. Six subunits (PFD1-6) form a jellyfish-like heterohexameric PFD complex and function in protein folding and cytoskeleton organization.
Barry, Kerrie   +20 more
core   +1 more source

Nitrogen forms affect root structure and water uptake in the hybrid poplar [PDF]

open access: yes, 2011
The study analyses the effects of two different forms of nitrogen fertilisation (nitrate and ammonium) on root structure and water uptake of two hybrid poplar (Populus maximowiczii x P. balsamifera) clones in a field experiment.
A Clemensson-Lindell   +47 more
core   +2 more sources

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