Results 51 to 60 of about 255,135 (137)

ESTOQUE DE BIOMASSA AÉREA, CARBONO E SEQUESTRO DE DIÓXIDO DE CARBONO EM SISTEMAS FLORESTAIS NA AMAZÔNIA MATO-GROSSENSE [PDF]

open access: yes, 2000
Objetivou-se com esta pesquisa estimar o estoque de biomassa aérea, carbono fixado e o sequestro de dióxido de carbono em diferentes sistemas florestais na Amazônia Mato-grossense, bem como a estrutura diamétrica de tais ...
Marques Rondon Neto, Rubens   +4 more
core  

Plantações florestais e a proteção de florestas nativas em unidades de manejo certificadas no Brasil [PDF]

open access: yes, 2011
A certificação florestal tem-se expandido pelos vários estados do Brasil, tanto na modalidade de plantações florestais quanto nas florestas nativas.
Ricardo Ribeiro Alves   +8 more
core   +1 more source

Bird–window collisions: A comprehensive dataset for the Neotropical region

open access: yesEcology, Volume 106, Issue 6, June 2025.
Abstract Our primary objective was to compile a comprehensive dataset on bird–window collisions throughout the Neotropical region, including both published and unpublished sources. On May 12, 2020, we extensively disseminated invitations to provide data via email and social media platforms.
Augusto João Piratelli   +133 more
wiley   +1 more source

Chuva de sementes em remanescentes florestais de Campo Verde, MT

open access: yes, 2014
O objetivo deste trabalho consistiu em avaliar sazonalmente a produção de sementes provenientes de fragmentos florestais presentes na zona rural de Campo Verde, MT.
William Pietro-Souza   +5 more
core   +1 more source

Towards a global understanding of tree mortality

open access: yesNew Phytologist, Volume 245, Issue 6, Page 2377-2392, March 2025.
Summary Rates of tree mortality are increasing globally, with implications for forests and climate. Yet, how and why these trends vary globally remain unknown. Developing a comprehensive assessment of global tree mortality will require systematically integrating data from ground‐based long‐term forest monitoring with large‐scale remote sensing.
International Tree Mortality Network   +114 more
wiley   +1 more source

As aranhas como agentes de controle biológico de pragas

open access: yesAgropecuária Catarinense, 1997
No Brasil as aranhas são encontradas em lavouras e pomares, além é claro de viverem também em ambientes urbanos e florestais. A importância das aranhas reside no fato de serem exclusivamente predadoras, contribuindo na regulagem dos níveis populacionais
Flávio Roberto Mello Garcia
doaj  

Paisagem, estrutura e composição florística de um parque urbano em Manaus, Amazonas, Brasil

open access: yesRodriguésia
Resumo A conservação dos ecossistemas de áreas protegidas inseridas em paisagens urbanas constitui-se um desafio para as instituições responsáveis por sua gestão.
Eduardo da Silva Pinheiro   +5 more
doaj   +1 more source

Gochnatia polymorpha (Less.) Cabrera (Asteraceae) changes in leaf structure due to differences in light and edaphic conditions Gochnatia polymorpha (Less.) Cabrera modifica sua estrutura foliar devido a diferenças na luminosidade e condições edáficas

open access: yesActa Botânica Brasílica, 2010
Gochnatia polymorpha (Less.) Cabrera is a widespread Asteraceae species found in different physiognomies of cerrado (Neotropical savanna) and in forest formations of southeast Brazil. This study describes some leaf anatomy characteristics of this species
Davi Rodrigo Rossatto, Rosana Marta Kolb
doaj   +1 more source

Phylogenetic conservatism in the relationship between functional and demographic characteristics in Amazon tree taxa

open access: yesFunctional Ecology, Volume 39, Issue 1, Page 181-198, January 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Leaf and wood functional traits of trees are related to growth, reproduction, and survival, but the degree of phylogenetic conservatism in these relationships is largely unknown.
Pablo Sanchez‐Martinez   +214 more
wiley   +1 more source

Evolutionary history of an island endemic, the Azorean common quail

open access: yesMolecular Ecology, Volume 33, Issue 24, December 2024.
Abstract Oceanic islands are characterized by conditions that favour diversification into endemic lineages that can be very different from their mainland counterparts. This can be the result of fast phenotypic divergence due to drift or the result of slower adaptation to local conditions. This uniqueness can obscure their evolutionary history.
Sara Ravagni   +11 more
wiley   +1 more source

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