Results 1 to 10 of about 2,541 (203)

Genomic Diversity and Structure of Copaifera langsdorffii Populations from a Transition Zone Between the Atlantic Forest and the Brazilian Savanna [PDF]

open access: yesPlants
Copaifera langsdorffii is a neotropical tree widely distributed in the Brazilian Atlantic Forest and Brazilian Savanna. Population genetic analyses can identify the scale at which tree species are impacted by human activities and provide useful ...
Marcos Vínicius Bohrer Monteiro Siqueira   +8 more
doaj   +2 more sources

EVALUATING THE SEPARABILITY BETWEEN DRY TROPICAL FORESTS AND SAVANNA WOODLANDS IN THE BRAZILIAN SAVANNA USING LANDSAT DENSE IMAGE TIME SERIES AND ARTIFICIAL INTELLIGENCE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
The Brazilian Savanna is the second largest biogeographical region in Brazil and present different vegetation types, consisting mostly of tropical savannas, grasslands, and forests.
H. N. Bendini   +5 more
doaj   +1 more source

Do limits exist on potential woody cover of Brazilian savanna?

open access: yesEcological Indicators, 2023
With the increasing concern of woody plant encroachment worldwide in savanna ecosystems, many studies endeavor to examine the upper bound of woody plant cover, which is referred to as potential woody cover.
Xuebin Yang   +2 more
doaj   +1 more source

A new occurrence of Gyrodontium sacchari (Spreng.) Hjortstam Pat. (Boletales, Coniophoraceae) expands the geographic distribution of the genus in Brazil [PDF]

open access: yesCheck List, 2023
We report the first occurrence of the genus Gyrodontium Pat. from the Brazilian Cerrado based on our finding of G. sacchari (Spreng.) Hjortstam. This also represents the first record of the family Coniophoraceae from the Midwest Region of central Brazil.
Lucas Leonardo-Silva   +4 more
doaj   +3 more sources

Lentibulariaceae, Serra de São José, Minas Gerais, Brazil [PDF]

open access: yesCheck List, 2011
The Serra de São José is a mountain range within Cerrado (Brazilian savanna) biome, situated in the south of Minas Gerais state, Brazil. The predominant vegetation of the study area is campo rupestre (Brazilian rocky savanna).
Nílber Silva   +3 more
doaj   +3 more sources

Richness and composition of anuran assemblages from an Amazonian savanna [PDF]

open access: yesZooKeys, 2019
The Amazonian savannas occupy approximately 150,000 km2 of the Brazilian Amazon, occurring in scattered isolated patches over large areas of forest in the states of Amapá, Amazonas, Pará, Roraima and Rondônia. Despite having considerable variation in the
Carlos Eduardo Costa-Campos   +1 more
doaj   +3 more sources

Soil Organic Matter and Aggregate Stability in Soybean, Maize and Urochloa Production Systems in a Very Clayey Soil of the Brazilian Savanna

open access: yesAgronomy, 2022
Forage grasses cultivation in production system with soybean and maize is an alternative to improve tropical weathered soils quality in Brazil. The aim of the study was to evaluate the effects in the production systems involving cultivation of Urochloa ...
Juslei Figueiredo da Silva   +4 more
doaj   +1 more source

Fire drives abandoned pastures to a savanna-like state in the Brazilian Atlantic Forest

open access: yesPerspectives in Ecology and Conservation, 2020
Most tropical forests are threatened by a myriad of human-induced disturbances, associated with land use changes, altered fire regimes and direct deforestation. The combined effect of multiple disturbances can shift forests towards a new, resilient state
Jerônimo B.B Sansevero   +4 more
doaj   +1 more source

Selection of Hancornia speciosa germplasm accessions based on the FAI-BLUP index

open access: yesPesquisa Agropecuária Tropical, 2021
Hancornia speciosa Gomes is one of the native fruit species most frequent in the Brazilian Savanna. Studies on the genetic variability of quantitative traits for this species are scarce and the identification of accessions with the best ...
Gabriella Queiroz de Almeida   +4 more
doaj   +1 more source

Review of Ants (Hymenoptera: Formicidae) as bioindicators in the Brazilian Savanna

open access: yesSociobiology, 2018
The Brazilian Savanna is threatened mainly by the expansion of agriculture and livestock. Regarding environmental problems, habitat loss in the biome and the need to verify studies on ants as bioindicators, the goal of this paper was to carry out a ...
Mariáh Tibcherani   +3 more
doaj   +1 more source

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