Results 91 to 100 of about 5,648 (259)

The elephant underground: Belowground plant traits and their increasing importance in ecological studies

open access: yes
The Bulletin of the Ecological Society of America, EarlyView.
Jacqueline P. Ott   +3 more
wiley   +1 more source

By‐product of heparin extraction as a sustainable alternative to enhance the use of nitrogen in agriculture

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract This study evaluates the potential of a new organic fertilizer derived from porcine intestinal mucosa (designated BHE), a by‐product of the heparin extraction process, as a sustainable nitrogen (N) source for agriculture. The work was conducted in two stages: (i) chemical and spectroscopic characterization of BHE compared with poultry litter ...
Aline Zanquetti   +3 more
wiley   +1 more source

La multiplication végétative et l'amélioration du Cola nitida

open access: yes, 1970
Résultats des recherches destinées à mettre au point un procédé de reproduction végétative du Cola nitida et entreprises en 1968-69 en R.C.A. Description de l'essai et des traitements.
Dublin, Pierre
core  

La multiplication végétative du séquoia géant en vue du clonage [PDF]

open access: yes, 1984
Les possibilités offertes par la multiplication végétative de Sequoiadendron giganteum sont analysées simultanément sur des sujets juvéniles, trentenaires et centenaires. Le bouturage met en évidence des différences liées à l'âge des individus, notamment
Monteuuis, Olivier
core  

Evaluation of the Efficiency of Opuntia ficus-indica Cladode Cuttings for Vegetative Multiplication

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2015
In Tunisia, Opuntia ficus-indica (L.) Mill., occupying many hundreds of thousand hectares, constitutes a future plant as a fruit tree, mainly due to its edible fruit and vegetal mass used as food.
Sondes STAMBOULI-ESSASSI   +3 more
doaj   +1 more source

Ictal semiology in fronto‐opercular epilepsy: A systematic review

open access: yesEpileptic Disorders, EarlyView.
Abstract A systematic review of the ictal semiology of fronto‐opercular seizures in focal epilepsy was carried out to assess possible anatomical‐clinical correlations and help guide interpretation of ictal semiology during pre‐surgical evaluation. PubMed and Embase databases were searched using the following keywords: “fronto‐opercular OR frontal ...
Zeynep Gokce‐Samar   +9 more
wiley   +1 more source

La multiplication végétative spontanée des ligneux sahéliens

open access: yes, 1998
Le domaine pastoral sahélien (250<p<500 mm/an), traditionnellement exploité par des pasteurs, est de plus en plus soumis à une pression des agro-pasteurs.
Bellefontaine, Ronald
core  

Independent leaf and root responses to autumn freezing in perennial herbs: Insights from cutting and transplant manipulations

open access: yesGrassland Research, EarlyView.
In this study, we compared two sampling approaches to assess autumn freezing resistance. Our goal was to determine whether the commonly employed cutting method, which disrupts root‐tissue connectivity, provides a valid measure of true freezing resistance.
Zhengjie Yan   +6 more
wiley   +1 more source

Seed lipid profiles of perennial ryegrass: Global patterns and differentiation of ryegrass cultivars and Epichloë endophytes

open access: yesGrassland Research, EarlyView.
Seed lipid profiles from three ryegrass cultivars infected with AR501 show distinct changes in the medium‐chain diacylglycerols, triacylglycerols and sphingolipids. The differential peal LN745.5052_5.78 can be identified as PG 16:0_18:2 with the supporting ms2 fragmentation spectrum. Abstract Background Forage perennial ryegrass (Lolium perenne L.) has
Mingshu Cao   +6 more
wiley   +1 more source

Multiplication végétative à faible coût de Ximenia americana L. (Olacaceae) par drageonnage [PDF]

open access: yes, 2012
X. americana est un fruitier local très prisé des populations des hautes savanes guinéennes du Cameroun. L'objectif de l'étude a consisté à induire le drageonnage de cette espèce. X. americana présente une bonne aptitude au drageonnage.
Mapongmetsem, Pierre Marie   +3 more
core  

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