Analyses of temporal diversity patterns in a stricto sensu Cerrado fragment
We performed a forest inventory in a fragment of stricto sensu Cerrado to evaluate alpha and beta temporal diversity among adult and natural regeneration (NR) strata. Fifteen plots of 1,000 m² (20 × 50 m) were set to sample the adult stratum, and each plot divided in sub-plots of 100 m² (2 × 50 m) t...
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Universidad Austral de Chile, Facultad de Ciencias Forestales
2016
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oai:scielo:S0717-920020160003000142019-10-24Analyses of temporal diversity patterns in a stricto sensu Cerrado fragmentOtoni,Thiago José OPinheiro,André CPereira,Israel Mde Oliveira,Marcio Romarco LMachado,Evandro Luiz MMota,Silvia da Luz LSerpa de M Junior,Milton savannah floristic similarity vegetation Curvelo-MG We performed a forest inventory in a fragment of stricto sensu Cerrado to evaluate alpha and beta temporal diversity among adult and natural regeneration (NR) strata. Fifteen plots of 1,000 m² (20 × 50 m) were set to sample the adult stratum, and each plot divided in sub-plots of 100 m² (2 × 50 m) to sample NR. We registered the qualitative (species) and quantitative (height and diameter) floristic composition. Natural Regeneration stratum was divided into three diameter classes (I, II and III). Moreover, species collected on non-oriented paths were registered. We estimated alpha diversity through Shannon index (H'), Pielou index (J') and "one-step" jackknife estimator. Sørensen (Sø- qualitative) and Czekanowski (SC - quantitative) indexes were used to evaluate beta diversity. In total, 101 species distributed in 71 genera and 36 families were recorded. For the adult and NR strata, H' values were 3.06 and 3.14 nats per individual, and J' 0.75 and 0.71, respectively. Both strata had qualitative similarity. Natural regeneration showed no similarity with adult stratum by Czekanowski index, although this distance tends to decline with the progressive size of each class. The temporal beta diversity is low between these strata; and there is a trend of increasing similarity with the maturity of NR.info:eu-repo/semantics/openAccessUniversidad Austral de Chile, Facultad de Ciencias ForestalesBosque (Valdivia) v.37 n.3 20162016-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-92002016000300014en10.4067/S0717-92002016000300014 |
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Scielo Chile |
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English |
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savannah floristic similarity vegetation Curvelo-MG |
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savannah floristic similarity vegetation Curvelo-MG Otoni,Thiago José O Pinheiro,André C Pereira,Israel M de Oliveira,Marcio Romarco L Machado,Evandro Luiz M Mota,Silvia da Luz L Serpa de M Junior,Milton Analyses of temporal diversity patterns in a stricto sensu Cerrado fragment |
description |
We performed a forest inventory in a fragment of stricto sensu Cerrado to evaluate alpha and beta temporal diversity among adult and natural regeneration (NR) strata. Fifteen plots of 1,000 m² (20 × 50 m) were set to sample the adult stratum, and each plot divided in sub-plots of 100 m² (2 × 50 m) to sample NR. We registered the qualitative (species) and quantitative (height and diameter) floristic composition. Natural Regeneration stratum was divided into three diameter classes (I, II and III). Moreover, species collected on non-oriented paths were registered. We estimated alpha diversity through Shannon index (H'), Pielou index (J') and "one-step" jackknife estimator. Sørensen (Sø- qualitative) and Czekanowski (SC - quantitative) indexes were used to evaluate beta diversity. In total, 101 species distributed in 71 genera and 36 families were recorded. For the adult and NR strata, H' values were 3.06 and 3.14 nats per individual, and J' 0.75 and 0.71, respectively. Both strata had qualitative similarity. Natural regeneration showed no similarity with adult stratum by Czekanowski index, although this distance tends to decline with the progressive size of each class. The temporal beta diversity is low between these strata; and there is a trend of increasing similarity with the maturity of NR. |
author |
Otoni,Thiago José O Pinheiro,André C Pereira,Israel M de Oliveira,Marcio Romarco L Machado,Evandro Luiz M Mota,Silvia da Luz L Serpa de M Junior,Milton |
author_facet |
Otoni,Thiago José O Pinheiro,André C Pereira,Israel M de Oliveira,Marcio Romarco L Machado,Evandro Luiz M Mota,Silvia da Luz L Serpa de M Junior,Milton |
author_sort |
Otoni,Thiago José O |
title |
Analyses of temporal diversity patterns in a stricto sensu Cerrado fragment |
title_short |
Analyses of temporal diversity patterns in a stricto sensu Cerrado fragment |
title_full |
Analyses of temporal diversity patterns in a stricto sensu Cerrado fragment |
title_fullStr |
Analyses of temporal diversity patterns in a stricto sensu Cerrado fragment |
title_full_unstemmed |
Analyses of temporal diversity patterns in a stricto sensu Cerrado fragment |
title_sort |
analyses of temporal diversity patterns in a stricto sensu cerrado fragment |
publisher |
Universidad Austral de Chile, Facultad de Ciencias Forestales |
publishDate |
2016 |
url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-92002016000300014 |
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1718444225150844928 |