Results 61 to 70 of about 1,322 (182)

Comparative Study of Phenolic Content and Antioxidant Activity of Leaf Extracts of Alstonia boonei and Eupatorium odoratum [PDF]

open access: yes, 2015
This study investigated the in vitro antioxidant activity and phenolic content of aqueous and ethanol extracts of Alstonia boonei and Eupatorium odoratum leaves. Total phenol, flavonoid and flavonol content of the extracts were estimated to determine the
Akpobire, D   +4 more
core   +2 more sources

Size Variability and Spatial Pattern in Neighbourhoods of Small and Large Trees in Elephant Camp Natural Forest of Omo Forest Reserve, Nigeria

open access: yesInternational Journal of Forestry Research, Volume 2025, Issue 1, 2025.
Competition represents the effect of distance and size of neighbouring trees. Relationship between distance and size differs due to spatial mixture of trees, and this may make no single tree size variable consistently related to distance. Hence, neighbourhood effect on trees due to competition is difficult to quantify.
Oladele Fisayo Falade   +2 more
wiley   +1 more source

A Revision of the Genus Alstonia (Apocynaceae) [PDF]

open access: yes, 1949
Volume: 3Start Page: 133End Page ...
Monachino, Joseph
core  

Characterization of cocoa production, income diversification and shade tree management along a climate gradient in Ghana [PDF]

open access: yes, 2018
Reduced climatic suitability due to climate change in cocoa growing regions of Ghana is expected in the coming decades. This threatens farmers' livelihood and the cocoa sector.
Abdulai, Issaka   +6 more
core   +3 more sources

Multiple Anthropogenic and Climatic Factors Drive Tree Species Attributes in Ecologically Distinct Sacred Groves in Ghana

open access: yesInternational Journal of Forestry Research, Volume 2025, Issue 1, 2025.
Sacred groves are rich biodiversity hotspots serving as an important habitat for conserving species and providing ecosystem goods and services to meet societal needs. Despite the benefits these sacred groves offer, they are threatened by anthropogenic stressors coupled with climate change impacts, thereby limiting their maximum ability to offer ...
Augustine Kofi Gyedu   +7 more
wiley   +1 more source

Germination des semences, développement et croissance de quelques essences locales en zone forestière [PDF]

open access: yesTropicultura, 1999
Seed Germination, Growth and Development of some Local tree Species of the Forest Zone. Studies were conducted on eight indigenous multipurpose trees species : Alstonia boonei.
Mapongmetsem, RM.   +3 more
doaj  

Acute toxicity, lipid peroxidation and ameliorative properties of Alstonia boonei ethanol leaf extract on the kidney markers of alloxan induced diabetic rats [PDF]

open access: yes, 2015
The lethal toxicity and lipid peroxidation studies of Alstonia boonei on alloxan induced diabetic rats were analysed. The effect of ethanol leaf extract of A. boonei on the kidney markers of diabetic rat was also determined.
Enechi, OC   +2 more
core   +2 more sources

Plant‐Based Biosynthesis of Metal and Metal Oxide Nanoparticles: An Update on Antimicrobial and Anticancer Activity

open access: yesChemBioEng Reviews, Volume 11, Issue 6, December 2024.
When it comes to finding novel ways to battle newly developing pathogenic strains and illnesses, nanoparticles are the first line of defense. Plant‐based nanoparticles are showing more significance over chemically or physically synthesized nanoparticles. Several plant species and their constituent parts have found several applications in medicine. They
Shruti Nandkishor Tanwar   +4 more
wiley   +1 more source

Efek Nefrotoksik Pemberian Ekstrak Etanol 70% Daun Karamunting (Rhodomyrtus Tomentosa (Aiton) Hassk.) terhadap Kadar Ureum dan Kreatinin Serum Tikus Galur Wistar [PDF]

open access: yes, 2015
Latar Belakang. Daun karamunting (Rhodomyrtus tomentosa (Aiton) Hassk.) merupakan salah satu tanaman yang sedang banyak diteliti dan sedang dikembangkan sebagai pemutih kulit, anti penuaan dan diperkirakan memiliki kemampuan anti oksidan. Penggunaan daun
Ayuningtyas, N. (Nur’Azmi)
core  

Applying collocation and APRIORI analyses to chimpanzee diets: Methods for investigating nonrandom food combinations in primate self‐medication

open access: yesAmerican Journal of Primatology, Volume 86, Issue 5, May 2024.
Our paper presents two effective methodological tools for investigating nonrandom food combinations in nonhuman primate diets: Multiple distinctive collocation analysis and the APRIORI algorithm. This diagram shows an example of an APRIORI food network visualization using our online data exploration web‐app, PANacea.
Elodie Freymann   +6 more
wiley   +1 more source

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