Results 41 to 50 of about 44,077 (362)

Demonstration and study of characters of foliar « compensatory growth» phenomenon in grapevine (Vitis vinifera L.)

open access: yesOENO One, 1996
Defoliation and decapitation experiments showed that the growth of a grapevine leaf was inhibited by both the terminal bud and the younger higher leaves. There is a phenomenon of synergy between these two influences.
Jean-Claude Fournioux
doaj   +1 more source

Tissue culture of oil palm : finding the balance between mass propagation and somaclonal variation [PDF]

open access: yes, 2019
The oil palm (Elaeis guineensis Jacq.) is typically propagated in vitro by indirect somatic embryogenesis, a process in which somatic cells of an explant of choice are, via an intermediate phase of callus growth, induced to differentiate into somatic ...
Inzé, Dirk, Maene, Ludo, Weckx, Sylvie
core   +2 more sources

Auxin Response Factors: output control in auxin biology [PDF]

open access: yesJournal of Experimental Botany, 2017
AbstractThe phytohormone auxin is involved in almost all developmental processes in land plants. Most, if not all, of these processes are mediated by changes in gene expression. Auxin acts on gene expression through a short nuclear pathway that converges upon the activation of a family of DNA-binding transcription factors. These AUXIN RESPONSE FACTORS (
Roosjen, Mark   +2 more
openaire   +4 more sources

Plant regeneration and clonal fidelity assessment of subendemic species Iris illyrica Tomm. originated from Croatia [PDF]

open access: yesJournal of Central European Agriculture, 2019
The present study was undertaken to evaluate efficiency of callogenesis and regeneration by somatic embryogenesis of the subendemic Iris species Iris illyrica from Croatia and to select highly regenerative donor plants/genotypes.
Anita Bošnjak Mihovilović   +8 more
doaj   +1 more source

Effect of Propagation Systems and Indole-3-Butyric Acid Potassium Salt (K-IBA) Concentrations on the Propagation of Peach Rootstocks by Stem Cuttings

open access: yesPlants, 2021
Traditionally, peach rootstocks are propagated by seeds due to their high availability, low cost, and easy storage and handling. However, stem cuttings allow the propagation of interspecific hybrids and keep the genetic uniformity of heterozygous ...
Ricardo A. Lesmes-Vesga   +5 more
doaj   +1 more source

Localised auxin peaks in concentration-based transport models of the shoot apical meristem [PDF]

open access: yesJournal of the Royal Society Interface 12: 20141407, 2015, 2014
We study the formation of auxin peaks in a generic class of concentration-based auxin transport models, posed on static plant tissues. Using standard asymptotic analysis we prove that, on bounded domains, auxin peaks are not formed via a Turing instability in the active transport parameter, but via simple corrections to the homogeneous steady state ...
arxiv   +1 more source

In vitro biocontrol activity of Trichoderma harzianum on Alternaria alternata in the presence of growth regulators [PDF]

open access: yes, 2001
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-34582001000200006&lng=es&nrm=isoThe in vitro biocontrol ability of Trichoderma harzianum on the phytopathogen Alternaria alternata improved in the presence of the growth regulators gibberellic
Pérez, Luz María, Roco, Angela
core   +3 more sources

Chromatin epigenetics and nuclear lamina keep the nucleus in shape: Examples from natural and accelerated aging

open access: yesBiology of the Cell, Volume 115, Issue 1, January 2023., 2023
We review here recent studies reporting the importance of both nuclear lamina components and epigenetic modifications of chromatin in nuclear mechanics. Perturbation of chromatin condensation or nuclear lamina has been linked to a plethora of biological conditions whose most studied examples are accelerated Hutchinson‐Gilford Progeria Syndrome (HGPS ...
Pietro Salvatore Carollo, Viviana Barra
wiley   +1 more source

Enraizamento de estacas semilenhosas de lichieira utilizando ácido indolbutírico Rooting of semi-hardwood litchi cuttings using indolbutiric acid

open access: yesRevista Brasileira de Fruticultura, 2005
O objetivo deste trabalho foi estudar o enraizamento de estacas semilenhosas de lichieira ( Litchi chinensis Sonn.) da cultivar Bengal, empregando ácido indolbutírico (AIB) e sistema de nebulização intermitente.
Carlos Miranda Carvalho   +2 more
doaj   +1 more source

Genome sequence of Pantoea sp. strain 1.19, isolated from rice rhizosphere, with the capacity to promote growth of legumes and nonlegumes [PDF]

open access: yes, 2017
Pantoea sp. 1.19, a plant growth-promoting bacterium (PGPB), was isolated from the rhizosphere of rice plants in Spain. Its genome, estimated at 3,771,065 bp, encodes 3,535 coding sequences (CDSs), carrying genes for synthesis of auxins, homoserine ...
Hungría, Mariangela   +5 more
core   +1 more source

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