diversity index

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diversity index

a single integrated measure that expresses the diversity of a particular community of organisms, e.g. freshwater invertebrates. The index can be related to the level of pollution in an ecosystem, and the greater the diversity, the less the pollution.

References in periodicals archive ?

29a) exhibited the highest Shannon diversity index and had a more diverse bacterial community compared to Hampshire (6.

The fecal microbiota composition of boar Duroc, Yorkshire, Landrace and Hampshire pigs

Another measure of microbiome health is alpha diversity as measured by the Simpson's Diversity Index.

United Kingdom : Summit announces positive top-line data from an exploratory Phase 2 clinical trial supporting Ridinilazole as a highly selective antibiotic for the treatment of CDI

3]-N content, and macroinvertebrate Shannon Weiner Diversity Index (SWI) values with water pH.

Efficiency of Pollution Tolerance Index (PTI) of macroinvertebrates in detecting aquatic pollution in an oxbow lake in India/Eficiencia del indice de tolerancia a la contaminacion (PTI) de macroinvertebrados para detectar contaminacion acuatica en un lago en herradura en India/Eficiencia do Indice de Tolerancia a Contaminacao (PTI) de macroinvertebrados para detectar contaminacao aquatica em um lago em ferradura na India

Conversely, there are only 22 companies in the index that have reached gender parity--or 50% female representation--at the board level, according to the most recent Equilar Gender Diversity Index (GDI).

Clicks away from greater board diversity

Spherical and exponential semivariograms for the variables of species richness (S), Shannon diversity index (H') and the Fire Damage Index (FDI) in a fragment of semideciduous seasonal forest in Ibituruna, MG, Brazil, during plant surveys undertaken in 2000, 2005 and 2014.

Distribucion espacial y temporal de la diversidad de especies en un bosque estacional semideciduo con un episodio de incendio

The abundance and the diversity index of Rancing sweet potato rhizosphere bacteria from LCI and LJA site was analyzed based on the number of bacterial cells and the frequency of species appearance during growth phases.

Comparison of plant growth promoting rhizobacteria (PGPR) diversity and dynamics during growth of Cilembu Sweet Potato (Ipomoea batatas L var. Rancing) in Cilembu and Jatinangor Site, Indonesia

Shannon diversity index (H) and Simon's diversity index (D) was reciprocal to each other.

Isolation of Coprophilous Fungus Sordaria fimicola from Different Areas of Lahore-Pakistan, and Molecular Characterization by ITS and RAPD-SCAR PCR

Biodiversity parameters were calculated by using the Shannon diversity index (Shannon, 1948).

Biodiversity of Soil Inhabiting Mesostigmata (Arachnida: Acari) from Different Agro-Ecological Zones of Punjab, Pakistan

This group also scores lower on Gallup's Diversity Index, which is designed to measure a community's acceptance of people from different racial, ethnic or cultural groups.

France Primed for Populist Wave Ahead of Election

Diversity index (DI) values were calculated by the formula given by (Simpson, 1949);

MOLECULAR CHARACTERIZATION OF LOCALLY ADOPTED SUGARCANE (Saccharum officinarum L.) VARIETIES USING MICROSATELLITE MARKERS

This study aimed to evaluate the efficiency of the prediction of the Shannon diversity index and Pielou Equitability Index in fragments the Brazilian Cerrado biome, from vegetation indices and landscape metrics employing ANN.

Floristic diversity and equitability in forest fragments using artificial neural networks/Diversidade floristica e equabilidade em fragmentos florestais usando redes neurais artificiais

The Shannon-Weaver (H') diversity index Makes it possible to evaluate the diversity of a stand in a biotope [5].

Influence of the absence of irrigation water on the arthropod complex in a lucerne (Medicago sativa Linne) in Mitidja (Algeria)