Results 1 to 10 of about 3,709,654 (134)

Strategies of protected area use by Asian elephants in relation to motivational state and social affiliations

open access: yesScientific Reports, 2022
Animals’ space requirements may vary according to life-history and social considerations. We observed 516 wild adult Asian elephants from both sexes, over 9 years, to investigate how life-history traits and social behavior influence protected-area (PA ...
Anastasia E. Madsen   +6 more
doaj   +1 more source

Analysis of The Heavy Metal Content of Copper (Cu) in The Sediments and Leaves of The Avicennia marina Mangrove in The Wonorejo Mangrove Ecotourism Area, Surabaya

open access: yesJournal of Marine and Coastal Science, 2023
Mangrove plants have the ability to accumulate heavy metals and help reduce the concentration level of pollutants in water. Sediment and leaves of Avicennia marina have the potential to be indicators of the heavy metal copper content in an area.
Chandra Bagas Swastika Bagas   +2 more
doaj   +1 more source

HEAVY METALS IN BARK AND LEAVES OF TREES AS A BIOMONITOR FOR AIR POLLUTION IN MOSUL CITY [PDF]

open access: yesMesopotamia Journal of Agriculture, 2019
This study was conducted in Mosul city to assess the level of atmospheric contamination by some of heavy metals (Mn , Zn , Cu , Pb , Fe), five plant species such as Pinusbrutia, Cupressussempervirens, Platanusoccidentalis, Populusnigra and Eucalyptus ...
Ibrahim A., F. K. Ammar,
doaj   +1 more source

Methanolic extract of S. securidaca flowers, leaves, and seeds' antihyperlipidemic effects on high fat diet-induced hyperlipidemia in Wistar rats [PDF]

open access: yesBrazilian Journal of Biology, 2023
Significant risk factors for atherosclerosis include hyperlipidemia and oxidative stress, which together rank as three of the most significant risk factors for cardiovascular diseases.
H. Aldal’in   +4 more
doaj   +1 more source

Pharmacological Activity of Sea Buckthorn Leaves: In silico and In vivo

open access: yesРазработка и регистрация лекарственных средств, 2023
Introduction. Sea buckthorn leaves are a promising object for the development of new medicinal herbal preparations due to an extensive list of biologically active substances (tannins, flavonoids, organic acids, etc.). However, despite the active study of
N. A. Kovaleva   +3 more
doaj   +1 more source

Phytochemical Analysis of Elaeagnus argentea Leaves

open access: yesРазработка и регистрация лекарственных средств, 2021
Introduction. Currently, close attention in the field of pharmacy and medicine is directed to the search for new sources of biologically active substances of various origins, including vegetable.
N. A. Salnikova   +2 more
doaj   +1 more source

Bounded geometry and leaves [PDF]

open access: yes, 2016
The main theorem states that any complete connected Riemannian manifold of bounded geometry can be isometrically realized as a leaf with trivial holonomy in a compact Riemannian foliated space.Comment: 21 pages. To appear in Math. Nachr. arXiv admin note:
Lijó, Ramón Barral   +1 more
core   +2 more sources

Morphological and taxonomical studies in Blechnum (Blechnaceae-Pteridophyta): B. tabulare and B. magellanicum

open access: yesAnales del Jardín Botánico de Madrid, 2008
Specimens of B. tabulare and B. magellanicum from their whole geographical area were studied, and taxa were treated as different species. The following characters were analyzed: rhizomes, rhizomatic scales, stipes, division of dimorphic laminae, outline,
Cristina H. Rolleri   +2 more
doaj   +1 more source

Catálogo comentado de las especies de Blechnum L. (Blechnaceae, Pteridophyta) de Mesoamérica y Sudamérica

open access: yesAnales del Jardín Botánico de Madrid, 2006
A critical checklist of the Mesoamerican and South American species and hybrids of Blechnum is presented. For each entry the place of original publication, types, authors, and pertinent synonyms are included.
Cristina H. Rolleri, Carmen Prada
doaj   +1 more source

Trait Variations and Probability Grading Index System on Leaf-Related Traits of Eucommia ulmoides Oliver Germplasm

open access: yesPlants, 2021
Eucommia ulmoides Oliver (EUO), an economic tree grown specifically in China, is widely used in various fields. To satisfy the requirements of industrial development, superior varieties need to be selected for different uses. However, there is no unified
Peng Deng   +9 more
doaj   +1 more source

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