Results 31 to 40 of about 233,597 (315)

Recovery of plant species richness during long-term fertilization of a species-rich grassland [PDF]

open access: yesEcology, 2011
Nutrient enrichment of habitats (eutrophication) is considered to be one of the main causes of plant diversity decline worldwide. Several experiments have shown a rapid loss of species in the first years after fertilization started. However, little is known about changes in species richness in the long term.
Pierik, M.   +4 more
openaire   +2 more sources

Predicting coral species richness: the effect of input variables, diversity and scale. [PDF]

open access: yesPLoS ONE, 2014
Coral reefs are facing a biodiversity crisis due to increasing human impacts, consequently, one third of reef-building corals have an elevated risk of extinction.
Zoe T Richards, Jean-Paul A Hobbs
doaj   +1 more source

Species richness and turnover patterns for tropical and temperate plants on the elevation gradient of the eastern Himalayan Mountains

open access: yesFrontiers in Ecology and Evolution, 2022
Understanding species’ elevational distributions in mountain ecosystems is needed under climate change, but remote biodiverse mountain areas may be poorly documented. National Forest Inventories (NFIs) offer a potential source of data.
James H. Thorne   +6 more
doaj   +1 more source

rich: An R Package to Analyse Species Richness [PDF]

open access: yesDiversity, 2011
The paper describes rich, a new R package to perform species richness estimation and comparison. Species richness is the simplest surrogate for the more complex concept of species biodiversity. It is relatively easy to assess although estimations strongly depend on sampling intensity with the consequence that richness estimations should be standardized
openaire   +3 more sources

Spatial Pattern of Species Richness among Terrestrial Mammals in China

open access: yesDiversity, 2020
We describe large-scale patterns of terrestrial mammal distribution in China by using geographical information system (GIS) spatial analysis. Mammal taxa, examined by species, family, and order, were binned into 10 km × 10 km grids to explore the ...
Yao Chi   +4 more
doaj   +1 more source

Increased plant carbon translocation linked to overyielding in grassland species mixtures [PDF]

open access: yes, 2012
Plant species richness and productivity often show a positive relationship, but the underlying mechanisms are not fully understood, especially at the plant species level. We examined how growing plants in species mixture influences intraspecific rates of
Deyn, G.B., de   +28 more
core   +1 more source

Diversity of Social Wasps in the Campus of the “Universidade Federal de Viçosa” in Viçosa, Minas Gerais State, Brazil

open access: yesSociobiology, 2014
Social wasps can be used as ecological indicators. However, the diversity of species of this group in Minas Gerais State, Brazil, is poorly studied, especially in anthropized environments.
José Cola Zanuncio
doaj   +1 more source

A meta-analysis of fauna and flora species richness and abundance in plantations and pasture lands [PDF]

open access: yes, 2010
We conducted a systematic global review of differences between timber plantations and pasture lands in terms of animal and plant species richness and abundance, and assessed the results using meta-analysis techniques.
Zammit, Charlie   +4 more
core   +1 more source

The enigma of soil animal species diversity revisited: the role of small-scale heterogeneity. [PDF]

open access: yesPLoS ONE, 2010
"The enigma of soil animal species diversity" was the title of a popular article by J. M. Anderson published in 1975. In that paper, Anderson provided insights on the great richness of species found in soils, but emphasized that the mechanisms ...
Uffe N Nielsen   +5 more
doaj   +1 more source

Bird species richness is associated with phylogenetic relatedness, plant species richness, and altitudinal range in Inner Mongolia

open access: yesEcology and Evolution, 2018
Bird species richness is mediated by local, regional, and historical factors, for example, competition, environmental heterogeneity, contemporary, and historical climate.
Chenxia Liang   +6 more
doaj   +1 more source

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