Results 31 to 40 of about 1,203,050 (307)

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

Subjective Effects of Inhaling Kuromoji Tea Aroma

open access: yesMolecules, 2021
Teas and various herbal teas are well-known beverages and are commonly consumed around the world. In this study, we focused on kuromoji tea. Kuromoji is a deciduous shrub of the Lauraceae family, and the plucked leaves and branches have been drunk as a ...
Eri Matsubara   +5 more
doaj   +1 more source

Developmental stage is an important factor that determines the antioxidant responses of young and old grapevine leaves under UV irradiation in a green-house. [PDF]

open access: yes, 2012
The impact of UV irradiation was studied on photosynthesis, photosystem II photochemical yields and antioxidant responses using green-house grown grapevine (Vitis vinifera L. cv. Chardonnay) leaves.
Éva Hideg   +3 more
core   +1 more source

DEPENDENCE OF VITAMIN CONTENT IN THE GEUM URBANUM AND GEUM RIVALE (GEUM, ROSACEAE) ORGANS ON THE RHYTHM OF SEASONAL DEVELOPMENT

open access: yesЮг России: экология, развитие, 2017
The aim of the research is to determine the optimal terms of the accumulation of vitamins by the organs of Geum depending on the rhythms of their seasonal development.Methods.
T. V. Burchenko
doaj   +1 more source

The Functional Significance of Black-Pigmented Leaves: Photosynthesis, Photoprotection and Productivity in Ophiopogon planiscapus ‘Nigrescens’

open access: yes, 2013
Black pigmented leaves are common among horticultural cultivars, yet are extremely rare across natural plant populations. We hypothesised that black pigmentation would disadvantage a plant by reducing photosynthesis and therefore shoot productivity, but ...
Hatier, Jean-Hugues B.   +5 more
core   +1 more source

Morfología palinológica y viabilidad en especies de Canna L. (Cannaceae- Zingiberales) e híbridos relacionados

open access: yesBoletín de la Sociedad Argentina de Botánica, 2020
Introducción  y  objetivos: Los cultivares de Canna resultaron de la hibridación intensiva de cinco especies americanas diploides: C. flaccida Salsb., C. glauca L., C. indica L, C. iridiflora Ruiz et Pav. y C. warscewiczii A. Dietr.
María de las Mercedes Ciciarelli   +1 more
doaj  

DETERMINATION OF FLAVONOIDS OF WILLOW TRIANDRA (SALIX TRIANDRA L.), GROWING IN THE NORTH CAUCASUS

open access: yesФармация и фармакология (Пятигорск), 2016
Plants of willow genus are rich in various flavonoids. In 60-e years of the XX century the works of V. A. Kompantsev showed that leaves of willow triandra, growing in the North Caucasus, contain up to 5% of rutin.
E. G. Sannikova   +3 more
doaj   +1 more source

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