Results 41 to 50 of about 6,829 (160)

Composição florística da vegetação arbórea de um remanescente de cerração, paraopeba, MG Floristic composition of woody trees of a remaining cerradão, paraopeba, Minas Gerais

open access: yesRevista Árvore, 2008
Este trabalho foi realizado na Floresta Nacional de Paraopeba - FLONA, Município de Paraopeba, Estado de Minas Gerais (19º16'19"S e 44º24' 06"W), com os objetivos de conhecer a composição florística do estrato arbóreo de uma formação florestal (cerradão)
Priscila Bezerra de Souza   +3 more
doaj   +1 more source

Seqüestro de carbono em solos com gramíneas. [PDF]

open access: yes, 2011
bitstream/CNPDIA-2010/11066/1/CiT41-2007 ...
MARTIN NETO, L.   +5 more
core  

Effects of Landscape Characteristics on Abundance of Giant Anteaters in Intensively Farmed Areas

open access: yesBiotropica, Volume 57, Issue 6, November 2025.
In this study, we analyzed the abundance of giant anteaters in 55 landscapes within a 34,000 km2 region that has undergone significant transformation due to intensive agricultural practices, particularly the cultivation of sugarcane. In each landscape, we used three camera traps to record the presence of this species. Our occupancy models revealed that
Samia C. dos Reis   +2 more
wiley   +1 more source

Mortality, recruitment and growth of the tree communities in three forest formations at the Panga Ecological Station over ten years (1997-2007)

open access: yesActa Botânica Brasílica, 2014
The area evaluated in this study was a continuous stretch comprising three vegetation formations: gallery forest, semideciduous seasonal forest and cerradão (woodland savanna).
Ana Paula de Oliveira   +7 more
doaj   +1 more source

The preference for energetic resources is positively associated with predatory activity in ants

open access: yesEcological Entomology, Volume 50, Issue 5, Page 921-932, October 2025.
We found that ants exhibit a stronger preference for foraging for carbohydrates and lipids (energetic nutrients) compared to amino acids. The increase in foraging for energetic nutrients compared to amino acids is positively correlated with foraging in larvae (insect predation). The nutrient preference between foraging for energetic nutrients and amino
Icaro Wilker   +12 more
wiley   +1 more source

Distribuição de diâmetros de um cerradão distrófico no Distrito Federal (DF), Brasil

open access: yesPesquisa Florestal Brasileira, 2012
Este estudo avaliou a estrutura diamétrica da reserva biológica do Cerradão (REBIO do Cerradão), a partir da análise das distribuições diamétricas da comunidade e das principais populações, determinadas pelo valor de importância (VI).
Juliana Silvestre Silva   +1 more
doaj   +1 more source

Climate Change in the Brazilian Cerrado: A Looming Threat to Terrestrial Biodiversity

open access: yesWIREs Climate Change, Volume 16, Issue 5, September/October 2025.
Due to climate change, the Brazilian Cerrado, a global biodiversity hotspot, is becoming hotter and drier, with longer and more intense dry seasons. This alters biodiversity by altering plant physiology, ecological interactions, and species distribution, creating more homogeneous and less diverse communities.
Gabriel S. Hofmann   +14 more
wiley   +1 more source

New Records of the Hoary Fox, Lycalopex vetulus (Lund, 1842) in an Anthropized Region of the Atlantic Forest, Southeastern Brazil

open access: yesAustral Ecology, Volume 50, Issue 8, August 2025.
ABSTRACT The hoary fox (Lycalopex vetulus) is the only mammalian carnivore endemic to Brazil. While its diet has been described in some regions, little is known about its population parameters, including its geographic distribution. Although traditionally considered endemic to the Cerrado, recent records from ecotone regions suggest its presence in ...
Rafael de Souza Laurindo   +5 more
wiley   +1 more source

Perfil florístico e estrutural do componente lenhoso em seis áreas de cerradão ao longo do bioma Cerrado Structural and floristic profile of the woody component of six cerradão areas

open access: yesActa Botânica Brasílica, 2012
Inúmeros trabalhos descrevem tanto o aspecto fisionômico e florístico do cerradão, no entanto, não há padronização do critério de inclusão, esforço amostral e tamanho das unidades amostrais o que dificulta as comparações e emergência de perfil estrutural
Alexandro Solórzano   +3 more
doaj   +1 more source

Nitrogênio mineral e fluxos de N2O em sistemas integrados no Cerrado. [PDF]

open access: yes, 2015
O N2O, dentre os gases de efeito estufa, é o que possui maior importância para o setor agropecuário devido às suas emissões estarem relacionadas com a dinâmica e disponibilidade de nitrogênio (N) do solo nos agroecossistemas.
CARVALHO, A. M. de   +6 more
core  

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