The changes in the plant community that occur during the process of succession affect the availability of resources for the community of herbivores. In this study, the richness of galling insects was evaluated in restored stands of Amazonian tropical rain forest of several ages (0-21 yr), as well as in areas of primary forest in Brazil. The richness of gallers increased with the age of the restored stands. Fifty-eight percent of the variation in the richness of galling insects was explained by forest stand age, but an increase in richness was observed at intermediate stages of succession. The greatest similarity among groups was found between the initial successional stages and intermediate ones. The results indicate a recovery of both host plants and insect community and that succession directly affects the richness and composition of these herbivores.
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http://dx.doi.org/10.1603/EN09199 | DOI Listing |
Bull Entomol Res
December 2024
Museo Nacional de Ciencias Naturales (CSIC), Calle José Gutiérrez Abascal 2, 28006 Madrid, Spain.
Naturwissenschaften
August 2024
Universidade Federal do Rio de Janeiro, Instituto de Biologia, Departamento de Botânica, Cidade Universitária, Rio de Janeiro, Brazil.
Galls are plant neoformations induced by specialized parasites. Since gall inducers rely on reactive plant sites for gall development, variations in abiotic factors that affect plant phenology are expected to impact the life cycle of gall inducers. To test the hypothesis that different light conditions affect both host plant and gall inducer life cycles, we studied the system Eugenia uniflora (Myrtaceae) - Clinodiplosis profusa (Cecidomyiidae), comparing plants occurring in sunny and shaded environments.
View Article and Find Full Text PDFJ Environ Manage
August 2024
University of Hradec Králové, Faculty of Science, Hradec Králové, Czech Republic.
This is the first study providing long-term data on the dynamics of bees and wasps and their parasitoids for the evidence-based management of reed beds. Ten years ago, we identified Lipara (Chloropidae) - induced galls on common reed (Phragmites australis, Poaceae) as a critically important resource for specialized bees and wasps (Hymenoptera: Aculeata). We found that they were surprisingly common in relatively newly formed anthropogenic habitats, which elicited questions about the dynamics of bees and wasps and their parasitoids in newly formed reed beds of anthropogenic origin.
View Article and Find Full Text PDFAn Acad Bras Cienc
June 2024
Programa de Pós-Graduação em Biodiversidade Vegetal, Universidade do Estado da Bahia, Departamento de Educação/DEDC, Rua da Gangorra, 503, CHESF, 48608-240 Paulo Afonso, BA, Brazil.
Conservation Units (CUs) tend to have a high richness of herbivorous insects, including gall-inducing insects. Despite this, gall surveys carried out in these environments are punctual and some units have never had their galls investigated, such as the Chapada Diamantina National Park, Bahia (Chapada Diamantina Parna). Aiming to reduce this gap and contribute to future studies in CUs, this study aimed to survey the galls of the Chapada Diamantina Parna, Lençóis, as well as to investigate trends in research on galls in CUs in Brazil.
View Article and Find Full Text PDFBiol Rev Camb Philos Soc
December 2024
Department of Botany, Institute of Biological Sciences, Universidade Federal de Minas Gerais, Av. Antônio Carlos 6627, CP 486, Belo Horizonte, Brazil.
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