نتایج جستجو برای: phytochemical diversity

تعداد نتایج: 202048  

2006
Xiao-Dong Yu Tian-Hong Luo

Habitat distribution and seasonal occurrence of carabid beetles were determined using pitfall traps in 1999 and 2000 in the temperate forest zone of the Dongling Mountain, North China. Eight sites differing in vegetation and moisture were selected so as to represent four habitat types. Carabid assemblages of the six forested habitats (lowland, upland and coppice) were more similar to each other...

2016
Christophe Lambiel Mario Kummert Emmanuel Reynard

This paper presents a geomorphological map of the Hérens valley in the Western Swiss Alps. With an area of 270 km and altitudes ranging from 470 to 4357 m a.s.l., this valley is one of the main secondary catchments of the Upper Rhône valley. The high differences in altitudes, combined with a varied geology, create an important geomorphic diversity. The main processes active in mountain areas, t...

2018
Benjamin E. Wolfe

As troves of microbiome sequencing data provide improved resolution of patterns of microbial diversity, new approaches are needed to understand what controls these patterns. Many microbial ecologists are using cultivated model microbial communities to address this challenge. These systems provide opportunities to identify drivers of microbiome assembly, but key challenges and limitations need t...

2010
Satish C. Jain

Arid zone of Rajasthan, India, has its own importance, great diversity and specific characteristic with respect to endemic and large number of plants of economic importance and medicinal use. Out of these, three arid zone plants Gisekia pharnaceoides L., Gisekiaceae, Sericostoma pauciflorum Stocks ex Wight, Boraginaceae, and Trianthema decandra L., Aizoaceae, which are traditionally used for di...

2011
A. Wilby

Contents 1. Introduction – biodiversity in agricultural ecosystems 2. Planned diversity and the functioning of agricultural systems 2.1. Intraspecific diversity 2.2. Species diversity 2.3. Habitat and landscape diversity 3. Unplanned diversity and the functioning of agricultural systems. 3.1. Pollination services 3.2. Soil processes 3.3. Natural pest control 4. Conclusions Bibliography Biograph...

2012
S. J. Salter J. Hinds K. A. Gould L. Lambertsen W. P. Hanage M. Antonio P. Turner P. W. M. Hermans H. J. Bootsma K. L. O'Brien S. D. Bentley

The capsule polysaccharide locus (cps) is the site of the capsule biosynthesis gene cluster in encapsulated Streptococcus pneumoniae. A set of pneumococcal samples and non-pneumococcal streptococci from Denmark, the Gambia, the Netherlands, Thailand, the UK and the USA were sequenced at the cps locus to elucidate serologically mistyped or non-typable isolates. We identified a novel serotype 33B...

2012
Maria Rebolleda-Gomez William Ratcliff Michael Travisano

The evolution of multicellularity was one of the key innovations in the history of life on Earth. Virtually all morphological and ecological diversity in macro-organisms builds upon the evolutionary potential associated with multicellularity. We examined the potential for ecological diversity to rapidly arise following transitions to multicellularity. Replicate microcosms containing the yeast S...

2013
Eduardo L. Mariño Roser Vila Blanca Freixa Salvador Cañigueral

Due to the increase of the incidence of fungal infections in humans and the limitations of the available antimycotic drugs, among which the emergence of resistant strains, there is a need for the discovery of new antifungal agents. Plants, especially those used in Traditional Medicine, linked to an unmatched chemical diversity, either as pure compounds or as plant extracts, provide unlimited op...

2017
Anne Grimbs Abhinandan Shrestha Ahmed S. D. Rezk Sergio Grimbs Inamullah Hakeem Said Hartwig Schepker Marc-Thorsten Hütt Dirk C. Albach Klaudia Brix Nikolai Kuhnert Matthias S. Ullrich

The exceptional diversity of the genus Rhododendron has a strong potential for identification, characterization, and production of bioactive lead compounds for health purposes. A particularly relevant field of application is the search for new antibiotics. Here, we present a comparative analysis of nearly 90 Rhododendron species targeted toward the search for such candidate substances. Through ...

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