Results 11 to 20 of about 3,709,753 (233)

Demographic Tipping Points as Early Indicators of Vulnerability for Slow-Breeding Megafaunal Populations

open access: yesFrontiers in Ecology and Evolution, 2019
Decisions based on trends in population abundance and distribution may fail to protect populations of slow-breeding, long-lived megafauna from irrevocable decline if they ignore demographic constraints.
Shermin de Silva   +3 more
doaj   +1 more source

Effects of drying method and particle size on the antioxidant properties of leaves and teas of Morus alba, Lagerstroemia speciosa and Thunbergia laurifolia [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2012
Antioxidant properties (AOP) of leaves and teas of Morus alba L., Lagerstroemia speciosa (L.) Pers. and Thunbergia laurifolia Lindl. as affected by microwave, oven and freeze drying were assessed.
Eric Wei Chiang Chan   +5 more
doaj   +1 more source

The Effect of Standardised Leaf Extracts of Gaultheria procumbens on Multiple Oxidants, Inflammation-Related Enzymes, and Pro-Oxidant and Pro-Inflammatory Functions of Human Neutrophils

open access: yesMolecules, 2022
The leaves of Gaultheria procumbens are polyphenol-rich traditional medicines used to treat inflammation-related diseases. The present study aimed to optimise the solvent for the effective recovery of active leaf components through simple direct ...
Piotr Michel   +6 more
doaj   +1 more source

Grape Leaves as a Natural Antioxidant Source: Determination of Total Phenolic Compound Changes

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2019
In this study, total phenolic compounds which possess health-promoting effects and provide basic nutrition were aimed to determine the alterations in different grapevine leaves.
Zehra Babalık, Nilgün Göktürk Baydar
doaj   +1 more source

P2 Investigation of the phytochemical composition and anti-inflammatory properties of Afzelia africana leaves

open access: yesJournal Africain de Technologie Pharmaceutique et Biopharmacie, 2023
Introduction: Afzelia africana is a large tree that is widespread in West Africa. Its bark is used in traditional medicine to treat rheumatism, edema, and pain.
Lea Kengne Kamkui   +7 more
doaj   +1 more source

THE EFFECT OF IMMERSION LENGTH IN PAPAYA LEAF SOLUTION (CARICA PAPAYA L.) TOWARD FERTILIZATION AND HATCHING OF IRIDESCENT SHARKS (PANGASIANODON HYPOPHTHALMUS S.) [PDF]

open access: yesRussian Journal of Agricultural and Socio-Economic Sciences, 2018
Iridescent sharks is one kind of freshwater fish that is quite economical. However, the availability of the fish eggs is rather problematic due to the hatcheries, i.e. the adhesive nature of the eggs.
Eka S.H., Fadholi M.R., Sanoesi E.
doaj   +1 more source

Parrotia persica Yellow and Amber Leaves’ Lipophilic Phytochemicals Obtained by Supercritical Carbon Dioxide Extraction

open access: yesMolecules, 2022
Supercritical carbon dioxide extraction was used for the extraction of Parrotia persica yellow and amber leaves. The lipophilic phytochemicals present in the analyzed leaves were as follows: neophytadiene, hexahydrofarnesyl acetone, octadecanal, 1 ...
Nina Djapic
doaj   +1 more source

Phenolic Contents and Antioxidant Activity of Jojoba (Simmondsia chinensis (Link). Schindler

open access: yesInternational Journal of Secondary Metabolite, 2017
The ethanol and methanol extracts of Jojoba (Simmondsia chinensis (Link). Schnider)  leaves and seeds were screened for antioxidant activity. The antioxidative potential of ethanol and methanol extracts of Jojoba (Simmondsia chinensis) were investigated ...
Yeşim Kara
doaj   +1 more source

The Effect of Foliar Spray Treatments with Various Biostimulants and Fertilisers on the Growth of M.9 Rootstock Stoolings

open access: yesAgronomy, 2022
An experiment was conducted to compare the effect of applying half a dose of a mineral fertiliser combined with a foliar treatment with four biostimulants and two fertilisers in relation to a full dose of a mineral fertiliser. The M.9 rootstock stoolings
Sławomir Świerczyński   +1 more
doaj   +1 more source

Avicennia germinans leaf traits in degraded, restored, and natural mangrove ecosystems of Guyana

open access: yesPlant-Environment Interactions, 2023
Mangrove leaves have unique features that enable them to cope with shifting environmental conditions while preserving their general functionality and efficiency. We examined the morphological characteristics and chlorophyll content (spectroscopically) of
Sabrina Dookie   +2 more
doaj   +1 more source

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