Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Joao Marcelo Alvarenga Braga"'
Autor:
Silvia Calvo, Ignacio Barbara, Juan Luis Menéndez Valderrey, José Manuel Rico Ordás, Carlos J. Martín Blanco, María A. Carrasco, Pedro Sánchez Gómez, José Sebastían Carrión, Miguel Ángel Carrión Vilches, J. A. Alejandre, Modesto Luceño, J. Martín Martín, Carlos Aedo, Joao Marcelo Alvarenga Braga, Pablo Vargas, Félix Muñoz Garmendia, Jochen Hess, Joachim Kadereit, Omar Fiz, Virginia Valcarcel, Jorge Martínez, Ernst Vitek, Christoph Dobes, Francisco Gómiz García, Paulo C. Silveira
Publikováno v:
Anales del Jardín Botánico de Madrid, Vol 58, Iss 2, Pp 351-365 (2000)
Externí odkaz:
https://doaj.org/article/76546d3bec224ac9815a03a114117094
Autor:
Jone Clebson Ribeiro Mendes, João Marcelo Alvarenga Braga, Claudio Nicoletti de Fraga, Sarah Maria Athiê-Souza
Publikováno v:
European Journal of Taxonomy, Vol 935, Iss 1 (2024)
Phyllanthus novofriburgensis J.C.R.Mendes, J.M.A.Braga & Fraga sp. nov. and P. pedrosae J.C.R.Mendes, J.M.A.Braga & Fraga sp. nov. are new species of Phyllanthaceae described from the Brazilian Atlantic Forest and Brazilian Cerrado, respectively. Phy
Externí odkaz:
https://doaj.org/article/a410bf41d56d4c7dacbb5e985ceedd50
Autor:
Diego Nunes da SILVA, João Marcelo Alvarenga BRAGA, Edgar Augusto Lobato AFONSO, Sandra REINALES, Patrick de Castro CANTUÁRIA, Maria José Reis da ROCHA, Elsie Franklin GUIMARÃES, Paulo José Fernandes GUIMARÃES
Publikováno v:
Acta Amazonica, Vol 53, Iss 4, Pp 336-346 (2023)
ABSTRACT We present novelties on the occurrence of species belonging to the tribes Marcetieae, Melastomateae and Pyxidantheae (Melastomataceae) derived from revision of herbarium material and recent collections in the Brazilian Amazon. We report the
Externí odkaz:
https://doaj.org/article/0d4e7d54ff8145da94bd3b9725933373
Autor:
Dayvid Rodrigues Couto, Mauricio Lima Dan, Willian Moura Aguiar, João Marcelo Alvarenga Braga, Marcelo Trindade Nascimento
Publikováno v:
Rodriguésia, Vol 72 (2021)
Abstract The inselberg vegetation, in general, occurs in patches that vary in size, shape, number of plant species and are surrounded by a bare rock. The present study evaluated the species composition, structural analysis, and species-area relations
Externí odkaz:
https://doaj.org/article/fc532d1d8d34454faa5e3b27ff03de69
Autor:
Andrea Sánchez-Tapia, Jerônimo Boelsums Barreto Sansevero, Mário Luís Garbin, João Marcelo Alvarenga Braga, Pablo Hugo Alves Figueiredo, Fabio Rubio Scarano
Publikováno v:
Frontiers in Forests and Global Change, Vol 3 (2020)
Fire may divert or arrest natural regeneration in abandoned pastures throughout the tropics, transforming them to low-resilience systems that do not recover even in the absence of disturbances. Understanding regeneration in degraded landscapes is cru
Externí odkaz:
https://doaj.org/article/85652b495da24991ae63562cbfef6329
Publikováno v:
Revista Árvore, Vol 31, Iss 4, Pp 717-730 (2007)
Neste trabalho, descreveram-se a composição florística e a estrutura do estrato arbóreo de um remanescente de Floresta Ombrófila Densa Submontana (Mata Rio Vermelho) na região Centro-Norte fluminense, comparando-a com outras florestas da regiã
Externí odkaz:
https://doaj.org/article/ad2abe74140848b3986a426c77461f85
Publikováno v:
Acta Botânica Brasílica, Vol 20, Iss 3, Pp 727-740 (2006)
O presente trabalho teve por objetivo avaliar a composição florística arbórea de um trecho de Floresta Atlântica submontana na região de Imbaú, Silva Jardim, RJ. Esta região formava um contínuo florestal que foi fragmentado há mais de 50 an
Externí odkaz:
https://doaj.org/article/29cbe14c298b474893256e91e6c95432
Autor:
João Marcelo Alvarenga Braga
Publikováno v:
Acta Botânica Brasílica, Vol 19, Iss 4, Pp 763-768 (2005)
Dando continuidade ao levantamento dos táxons de Marantaceae ocorrentes no Brasil, propõe-se novidades taxonômicas e nomenclaturais envolvendo algumas espécies de Marantaceae descritas e ilustradas na Flora Fluminensis de Frei José Mariano da Co
Externí odkaz:
https://doaj.org/article/6ac6432cb9344813abd26d9443c34e01
Publikováno v:
Bioscience Journal, Vol 30, Iss 5 (2014)
Habitat destruction has caused Brazilian coastal lowland semideciduous forests to suffer severe fragmentation. In the state of Rio de Janeiro, especially in the northern region, these fragments are under severe threat of destruction, while data on th
Externí odkaz:
https://doaj.org/article/d23e2ee4ee0942059e86c7445dc1422c
Publikováno v:
Bioscience Journal, Vol 30, Iss 5 (2014)
Habitat destruction has caused Brazilian coastal lowland semideciduous forests to suffer severe fragmentation. In the state of Rio de Janeiro, especially in the northern region, these fragments are under severe threat of destruction, while data on th
Externí odkaz:
https://doaj.org/article/c1ad4c8a8f8040ceabe4ee0f7525b50f