Results 31 to 40 of about 25,486 (227)

A Cycloartane Triterpenoid and Steroid from The Leaves of Aglaia shawiana Merr. (Meliaceae)

open access: yesJurnal Kimia Sains dan Aplikasi
Natural products and their structural analogs are the main sources of pharmacotherapy. Various Aglaia species have been investigated since the 1960s for their phytochemical constituents and biological properties.
Ricson Pemimpin Hutagaol   +6 more
doaj   +1 more source

Mexicanolide-Type Limonoids from the Roots of Trichilia sinensis

open access: yesMolecules, 2016
Four new mexicanolide-type limonoids 1–4, along with two known limonoids 5–6, were isolated from the ethanolic extracts of roots of the Traditional Chinese Medicine Trichilia sinensis.
Shou-Bai Liu   +5 more
doaj   +1 more source

Influence of soil chemical properties on relative abundance of arbuscular mycorrhiza in forested soils in Malaysia [PDF]

open access: yes, 2012
Th eeff ect of soil chemical properties on the diversity and colonization of arbuscular mycorrhiza (AM) varies among ecosystems. This study was conducted to assess and compare the abundance of AM in a rehabilitated forest and a logged-over forest soil ...
Chubo, John Keen   +3 more
core   +1 more source

Phylogenomic analyses of Sapindales support new family relationships, rapid Mid-Cretaceous Hothouse diversification, and heterogeneous histories of gene duplication

open access: yesFrontiers in Plant Science, 2023
Sapindales is an angiosperm order of high economic and ecological value comprising nine families, c. 479 genera, and c. 6570 species. However, family and subfamily relationships in Sapindales remain unclear, making reconstruction of the order’s spatio ...
Elizabeth M. Joyce   +39 more
doaj   +1 more source

1,1,4,7-Tetramethyldecahydro-1H-cyclopropa[e]azulen-7-ol from the Stembark Chisocheton pentandrus

open access: yesMolbank, 2019
A new aromadendrane-type sesquiterpenoid, namely dehydrosphatulenol (1), has been isolated from the stembark of Chisocheton pentandrus. The chemical structure of 1 was characterized on the basis of spectroscopic evidences including mainly one dimension ...
Muhamad Salman Fareza   +5 more
doaj   +1 more source

The Ethnobotany and Chemistry of South African Meliaceae: A Review

open access: yesPlants, 2021
Meliaceae are widely distributed across the world in tropical or subtropical climates and are of considerable ethnobotanical importance as sources of traditional medicine and cosmetics.
Mariam Oyefunke Oyedeji-Amusa   +2 more
doaj   +1 more source

Rubber agroforestry systems in mature plantations in Phatthalung Province, Southern Thailand [PDF]

open access: yes, 2020
Rubber-based agroforestry systems (RAS) can be characterized by the type of trees/shrubs and crops associated with the rubber trees. The present study objective was to identify and describe the RAS in mature plantations existing in Phatthalung province ...
Chambon, Bénédicte   +2 more
core  

Tree Species Composition and Forest Stratification along the Gradients in the Dry Deciduous Forests of Godavari Valley, Telangana, India [PDF]

open access: yes, 2018
It is important to understand the tree species composition, abundance, species diversity and stratification in tropical dry deciduous forests that are under threat. A quadrat study was attempted in the dry deciduous forests along the ecological
Raju, Vatsavaya S, Suthari, Sateesh
core   +2 more sources

Canopy Definitions Shape Canopy Space Filling–Productivity Relationships: Evidence From Terrestrial Laser Scanning

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
The spatial arrangement of trees and their branches within the canopy is crucial for light interception, often resulting in a positive relationship between canopy space filling and stand productivity. To date, there is no universal definition of canopy space.
Tama Ray   +7 more
wiley   +1 more source

Cytotoxic Steroids From The Stembak of Chisocheton celebicus KOORD

open access: yesJurnal Kimia Valensi, 2019
In the course of our continuing search for anticancer compounds from Chisocheton species, three steroids, stigmast-5-en-3β-ol (1), stigmast-5-en-3β-ol-3-O-β-D-glucopyranoside (2) and stigmast-5,22-dien-3β-ol-3-O-β-D-glucopyranoside (3), were obtained ...
Dewa Gede Katja   +6 more
doaj   +1 more source

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