Preparation burning may not improve short-term seed survival in an Amazonian savanna

The role of fire in the management of degraded areas remains strongly debated. Here we experimentally compare removal and infestation of popcorn kernels (Zea mays L. – Poaceae) and açaí fruits (Euterpe oleracea Mart. – Arecaceae) in one burned and two unburned savanna habitats in the eastern Brazili...

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Main Authors: Victor J. U. R Rodriguez Chuma, Darren Norris, Taires P. da Silva, Jéssica A. da Silva, Keison S. Cavalcante, Igor A. P. Sidônio, Adriano F. de Souza, Daniel S. S. Valentim, Silas Mochiutti, Fernanda Michalski, Michael Nevels
Format: Article
Language:English
Published: Cambridge University Press 2021-01-01
Series:Experimental Results
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Online Access:https://www.cambridge.org/core/product/identifier/S2516712X21000022/type/journal_article
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author Victor J. U. R Rodriguez Chuma
Darren Norris
Taires P. da Silva
Jéssica A. da Silva
Keison S. Cavalcante
Igor A. P. Sidônio
Adriano F. de Souza
Daniel S. S. Valentim
Silas Mochiutti
Fernanda Michalski
Michael Nevels
author_facet Victor J. U. R Rodriguez Chuma
Darren Norris
Taires P. da Silva
Jéssica A. da Silva
Keison S. Cavalcante
Igor A. P. Sidônio
Adriano F. de Souza
Daniel S. S. Valentim
Silas Mochiutti
Fernanda Michalski
Michael Nevels
author_sort Victor J. U. R Rodriguez Chuma
collection DOAJ
description The role of fire in the management of degraded areas remains strongly debated. Here we experimentally compare removal and infestation of popcorn kernels (Zea mays L. – Poaceae) and açaí fruits (Euterpe oleracea Mart. – Arecaceae) in one burned and two unburned savanna habitats in the eastern Brazilian Amazon. In each habitat, a total of ten experimental units (five per seed type) were installed, each with three treatments: (1) open access, (2) vertebrate access, and (3) invertebrate access. Generalized linear models showed significant differences in both seed removal (P < 0.0001) and infestation (P < 0.0001) among seed type, habitats and access treatments. Burned savanna had the highest overall seed infestation rate (24.3%) and invertebrate access increased açaí seed infestation levels to 100% in the burned savanna. Increased levels of invertebrate seed infestation in burned savanna suggest that preparation burning may be of limited use for the management and restoration of such habitats in tropical regions.
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spelling doaj.art-abc41cc6e0af43ce9bd021da89f131742023-03-09T12:34:18ZengCambridge University PressExperimental Results2516-712X2021-01-01210.1017/exp.2021.2Preparation burning may not improve short-term seed survival in an Amazonian savannaVictor J. U. R Rodriguez Chuma0Darren Norris1https://orcid.org/0000-0003-0015-8214Taires P. da Silva2Jéssica A. da Silva3Keison S. Cavalcante4Igor A. P. Sidônio5Adriano F. de Souza6Daniel S. S. Valentim7Silas Mochiutti8Fernanda Michalski9Michael Nevels10Programa de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, Brazil Ecology and Conservation of Amazonian Vertebrates Research Group, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, Brazil Departamento de Meio Ambiente e Desenvolvimento, Coordenação de Ciências Ambientais, Universidade Federal do Amapá, Rod. Juscelino Kubitschek Km 02, 68902-419 Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, BrazilEmpresa Brasileira de Pesquisa Agropecuária, Rod. Juscelino Kubitscheck, km 05, 68903-419, Macapá, AP, BrazilPrograma de Pós-Graduação em Biodiversidade Tropical, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, Brazil Ecology and Conservation of Amazonian Vertebrates Research Group, Universidade Federal do Amapá, Rod. Juscelino Kubitscheck, km 02, 68903-419, Macapá, AP, Brazil Instituto Pró-Carnívoros, Av. Horácio Neto 1030, 12945-010, Atibaia, SP, BrazilUniversity of St Andrews, Biomolecular Sciences Building, Fife, United Kingdom of Great Britain and Northern Ireland, KY16 9STThe role of fire in the management of degraded areas remains strongly debated. Here we experimentally compare removal and infestation of popcorn kernels (Zea mays L. – Poaceae) and açaí fruits (Euterpe oleracea Mart. – Arecaceae) in one burned and two unburned savanna habitats in the eastern Brazilian Amazon. In each habitat, a total of ten experimental units (five per seed type) were installed, each with three treatments: (1) open access, (2) vertebrate access, and (3) invertebrate access. Generalized linear models showed significant differences in both seed removal (P < 0.0001) and infestation (P < 0.0001) among seed type, habitats and access treatments. Burned savanna had the highest overall seed infestation rate (24.3%) and invertebrate access increased açaí seed infestation levels to 100% in the burned savanna. Increased levels of invertebrate seed infestation in burned savanna suggest that preparation burning may be of limited use for the management and restoration of such habitats in tropical regions.https://www.cambridge.org/core/product/identifier/S2516712X21000022/type/journal_articleinvertebratesseed fatevertebrates
spellingShingle Victor J. U. R Rodriguez Chuma
Darren Norris
Taires P. da Silva
Jéssica A. da Silva
Keison S. Cavalcante
Igor A. P. Sidônio
Adriano F. de Souza
Daniel S. S. Valentim
Silas Mochiutti
Fernanda Michalski
Michael Nevels
Preparation burning may not improve short-term seed survival in an Amazonian savanna
Experimental Results
invertebrates
seed fate
vertebrates
title Preparation burning may not improve short-term seed survival in an Amazonian savanna
title_full Preparation burning may not improve short-term seed survival in an Amazonian savanna
title_fullStr Preparation burning may not improve short-term seed survival in an Amazonian savanna
title_full_unstemmed Preparation burning may not improve short-term seed survival in an Amazonian savanna
title_short Preparation burning may not improve short-term seed survival in an Amazonian savanna
title_sort preparation burning may not improve short term seed survival in an amazonian savanna
topic invertebrates
seed fate
vertebrates
url https://www.cambridge.org/core/product/identifier/S2516712X21000022/type/journal_article
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