Results 21 to 30 of about 6,567,069 (395)

The phenolic constituents and antimicrobial activity of Xanthium spinosum (Asteraceae) extracts [PDF]

open access: yesBotanica Serbica, 2023
Xanthium spinosum is a cosmopolitan annual herb used in traditional medicine worldwide. Although known from ethnobotanical studies, the species is scarcely investigated from the aspects of phytochemistry and biological activity.
Milica Miletić   +5 more
doaj   +1 more source

DNA Methylation in Acacia mangium ln vitro and Ex-vitro buds, in relation to their within-shoot position, age and leaf morphology of the shoots [PDF]

open access: yes, 2009
DNA methylation was analyzed in Acacia mangium Willd. buds collected from in vitro and field growing shoots from the same clone and its juvenile offspring.
Baurens, Franc-Christophe   +5 more
core   +1 more source

Extrafloral nectaries of an Atlantic Forest conservation area in Southeastern Brazil

open access: yesActa Botânica Brasílica, 2022
Although extrafloral nectaries (EFNs) are reported as extremely important to understand ecological interactions, the diversity of EFN-bearing plants remains underappreciated.
Victor S. Miranda   +4 more
doaj   +1 more source

xButyagrus nabonnandii (Prosch.) Vorster (Arecaceae): a sterile and rare palm with variable morphology? [PDF]

open access: yesBrazilian Journal of Biology, 2023
×Butyagrus nabonnandii (Prosch.) Vorster is known as mule palm due to sterility, but recently, its pollen has been successfully used in backcrosses. It was first described as an artificial cross between Syagrus romanzoffiana (Cham.) Glassman and Butia ...
L. Z. Rosa   +5 more
doaj   +1 more source

Pittosporum pit scale, Planchonia Arabidis (Hemiptera: Asterolecaniidae) and its leaf galls induced on Pittosporum Tobira in Southern Italy [PDF]

open access: yes, 2013
The morphology of the adult female pittosporum pit scale, Planchonia arabidis, a commonly encountered sap-feeding insect in Europe, is described and illustrated, based on material collected from southern Italy on Pittosporum tobira.
Malumphy, Chris   +2 more
core   +1 more source

Green Synthesis of Silver Nanoparticles with Antibacterial Activity Using Various Medicinal Plant Extracts: Morphology and Antibacterial Efficacy

open access: yesNanomaterials, 2021
A green synthetic route for the production of silver nanoparticles (AgNPs) using five different aqueous plant extracts, namely, Berberis vulgaris, Brassica nigra, Capsella bursa-pastoris, Lavandula angustifolia and Origanum vulgare, was investigated in ...
A. Salayová   +6 more
semanticscholar   +1 more source

Impact of Different Phytohormones on Morphology, Yield and Cannabinoid Content of Cannabis sativa L.

open access: yesPlants, 2020
The impact of exogenously applied plant growth regulators (PGR), 1-naphthalenaecetic acid (NAA), 6-benzylaminopurine (BAP), and a mixture of both (NAA/BAP-mix), was investigated in regard to plant height, length of axillary branches, number of internodes,
Lisa Burgel   +3 more
doaj   +1 more source

Variation in morphological and wood cell traits in coppice stems of Populus nigra L. and Salix alba L.

open access: yesJournal of Forest Science, 2021
Coppice management is an ecologically important silvicultural practice to provide the quicker and higher potential of wood biomass production for industrial demands.
Seray Özden Keleş
doaj   +1 more source

Above- and belowground herbivory jointly impact defense and seed dispersal traits in Taraxacum officinale [PDF]

open access: yes, 2014
Plants are able to cope with herbivores by inducing defensive traits or growth responses that allow them to reduce or avoid the impact of herbivores. Since above- and belowground herbivores differ substantially in life-history traits, for example feeding
Belair G.   +5 more
core   +1 more source

An Exploration of the Roles of Ferric Iron Chelation-Strategy Components in the Leaves and Roots of Maize Plants

open access: yesPlants, 2019
Plants have developed sophisticated mechanisms for acquiring iron from the soil. In the graminaceous species, a chelation strategy is in charge, in order to take up ferric iron from the rhizosphere.
Georgios Saridis   +4 more
doaj   +1 more source

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