Results 81 to 90 of about 15,668 (219)

Cluster Analysis of Ranunculus Species [PDF]

open access: yes, 2002
The aim of the experiment was to examine whether the morphological characters of eleven species of Ranunculus collected from a number of populations were in agreement with the genetic data (isozyme).
SURANTO,
core   +2 more sources

Spatiotemporal Impacts of Forest Fires on Mountain Vegetation: A Case Study From Langtang National Park, Nepal Himalaya

open access: yesEcology and Evolution, Volume 16, Issue 1, January 2026.
A good positive correlation was found between maximum temperature and burn area; increased temperature relates to an increase in fire activity and larger burn areas. Grassland and needle leaf forests are the major land cover types with relatively high fire frequency, likely due to flammable biomass and seasonal dryness, while broad leaved closed ...
Shiva Pokhrel   +6 more
wiley   +1 more source

Chemical Constituents of Pall. From Shaanxi

open access: yesNatural Product Communications, 2006
A novel amide, qinjiaoamide and a novel iridoid, erythrocentaurin acid, together with seven known compounds [erythrocentaurin ( 3 ), roburic acid ( 4 ), oleanolic acid ( 5 ), gentiopicroside ( 6 ), swertiamarine ( 7 ), sweroside ( 8 ), and 6′-O-β-D ...
Qianliang Chen   +4 more
doaj   +1 more source

Bitter Gentian Teas: Nutritional and Phytochemical Profiles, Polysaccharide Characterisation and Bioactivity

open access: yesMolecules, 2015
As a result of the wide distribution of herbal teas the data on nutritional characterisation, chemical profile and biological activity of these products are required. The decoctions of Gentiana algida, G. decumbens, G. macrophylla and G.
Daniil N. Olennikov   +4 more
doaj   +1 more source

The phytosociology of calcareous grasslands in the British Isles. [PDF]

open access: yes, 1968
The thesis attempts a broad overall survey and classification according to the Zurich-Montpellier system ofplant sociology, of limestone grassland vegetation in the British Isles The classification is based on some 535 grassland Aufnahmen and 75 ...
Shimwell, David William
core   +1 more source

Disentangling the rationale of deforestation to understand better the partial effectiveness of protected areas. A case study for Madagascar's eastern rainforest corridor (2001-12) [PDF]

open access: yes, 2015
Madagascar's notoriously high level of biodiversity is currently threaten by deforestation. Protected Areas (hereafter “PAs”) remain until now the central instrument to protect it whilst little is known about their environmental effectiveness in the ...
Aubert, Sigrid   +7 more
core  

Nomenclatural notes on South American Gentianella (Gentianaceae, Gentianeae, Swertiinae): G. meyeniana

open access: yesUkrainian Botanical Journal
There is no known original material linked to the name Gentiana meyeniana Griseb. [≡ Gentianella meyeniana (Griseb.) Fabris]. The uncertainty about the correct application of the name, the discrepancies among the published descriptions of the species ...
Pringle J.S. , Zanotti C.A.
doaj   +1 more source

The Complete Plastome Sequences of Seven Species in Gentiana sect. Kudoa (Gentianaceae): Insights Into Plastid Gene Loss and Molecular Evolution

open access: yesFrontiers in Plant Science, 2018
The chloroplast (cp) genome is useful in the study of phylogenomics, molecular dating, and molecular evolution. Gentiana sect. Kudoa is a predominantly alpine flowering plant that is valued for its contributions to medicine, ecology, and horticulture ...
Shan-Shan Sun   +8 more
doaj   +1 more source

Chemical composition, antioxidant and antigenotoxic activities of different fractions of Gentiana asclepiadea L. roots extract [PDF]

open access: yes, 2013
The aim of this study was to evaluate the antioxidant and antigenotoxic activities of chloroform, ethyl acetate and n-butanol fractions obtained from Gentiana asclepiadea L. roots methanolic extract.
Katanić, Jelena   +7 more
core  

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