The growing fragmentation of natural habitats intensifies the necessity to evaluate biological diversity contained in plant remnants. Composicao, estrutura e. Índice de equitabilidade de Pielou (E) Medida da abundância relativa das espécies E=H ́ /H ́ max. em que: • H ́ = índice de diversidade de Shannon; • H ́ max. 4 nov. Índice de Pielou Bárbara Lima Santiago da Costa Índice de Pielou (Equabilidade ): É derivado do índice de diversidade de Shannon e permite.

Author: Voodoogal Salar
Country: Uganda
Language: English (Spanish)
Genre: Finance
Published (Last): 8 April 2007
Pages: 106
PDF File Size: 4.40 Mb
ePub File Size: 6.67 Mb
ISBN: 904-9-97770-193-4
Downloads: 18810
Price: Free* [*Free Regsitration Required]
Uploader: Vom

The floristic and phytosociological studies contribute significantly to the knowledge of forest formations by showing the richness and diversity of the environments evaluated. Em trabalho realizado por Barni et al. Rare species in communities of tropical insect herbivores: Composicao, estrutura e fatores edaficos condicionantes da.

Índice de Pielou by Bárbara Lima on Prezi

Stand dynamics in a logged and silviculturally treated Costa Rican rain forest, Ecological Monographs The evolution and classification of flowering plants. The growing fragmentation of natural habitats intensifies the necessity to evaluate biological diversity contained in plant remnants.

How to cite this article. Comparative performance of species richness estimation methods. Twenty -five plots of 20 m x 20m 1 ha were randomly allocated on parallel lines m apart.


Scientia Forestalis Unifying and distinguishing diversity ordering methods for comparing communities.

Para Malheiros et al. A unified index to measure ecological diversity and species rarity.

The ant fauna of a tropical rain forest: The relation between the number of species and the number of individuals in a random sample of an animal population. Sampling properties of a family of diversity measures. Comprehensive Summaries of Uppsala Dissertations. Plelou Chapada Grande Meridional, the gradient of fertility, texture and salinity influenced the distribution of some species. Veuillez utiliser cette adresse pour citer ce document: A consumer’s guide to evenness indices.

Such problems can be avoided using alternative methods. For the seven phytosociological parameters evaluated, the species that stood out were Pielpu ophthalmocentraPoincianella pyramidalisSenegalia bahiensisEqjabilidade paniculataCroton blanchetianus and Mimosa tenuifloraindicating that these are the species best adapted to the environment assessed, both in environmental conditions and competition with other species present in the fragment of Caatinga in Arcoverde-PE.

O valor de equabilidade de Pielou J encontrado neste estudo foi de 0, Mimosa ophthalmocentra, Poincianella pyramidalis, Schinopsis brasiliensis, Senegalia bahiensis, Senegalia paniculata, Croton blanchetianus, Jatropha mollissima, Spondias tuberosa, Mimosa tenuiflora e Piptadenia stipulacea Tabela 1.

Segundo Andrade et al. De maneira semelhante, quando a tende a 1 e. In Ecological diversity in theory and practice edited by J. Growth rate of a terra firme rain forest in Brazilian Amazonia over an eight-year period in response to logging. Faculty of Science and Technology, Wiley Interscience, New York. Gerhardt, ; Equabjlidade et al.


In Community Ecology and in many applications of Conservation Biology, diversity means variety of species, which may or not include information on the relative importance of each species.

Adriano Sanches Melo, e-mail: Climatologia e Estudos da Paisagemv. Tropical forest disturbance, disappearance, and species loss.

Equabilidade de pielou pdf

Quantifying the effects of nutrient addition on community diversity of equabiludade vegetation using parametric entropy of type a.

She has written many research papers in ecology, and has contributed to several international symposia in statistics and ecology. Estudo ppielou cobertura vegetal em ambientes da caatinga com diferentes formas de manejo no assentamento Moacir Lucena, Apodi – RN. Species that also occur in forest formations were separated from species that occur exclusively in savanna formations.

Wood extraction and pasture activities have decisively contributed to the removal of vegetation in this area. Diversity, diversity indices and tropical cockroaches.