Results 51 to 60 of about 12,551 (200)

FLORISTIC MOSAICS OF THE THREATENED BRAZILIAN CAMPO RUPESTRE

open access: yesNature Conservation Research: Заповедная наука, 2022
The increase in rates of habitat loss requires an understanding of how biodiversity is distributed. Campo rupestre is an old, climatically buffered, and infertile landscape located in Brazil.
Dario Caminha-Paiva   +7 more
doaj   +1 more source

Técnica do gás traçador SF6 para medição de campo do metano ruminal em bovinos: adaptações para o Brasil. [PDF]

open access: yes, 2018
bitstream/CPPSE/15523/1/PROCIDOC39OP2004.00219 ...
BARBOSA, P. F.   +9 more
core   +1 more source

Microbial Chemical Diversity and Cytotoxic Potential From Brazilian Ferruginous Caves: A Pioneering Metabolomic Survey

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
ABSTRACT Cave microbiomes represent a rich yet understudied source of chemical diversity with biotechnological properties. Microorganisms in these environments thrive under extreme conditions such as darkness, oligotrophy, and high concentrations of inorganic matter like iron ore.
Natália Naomi Kato   +5 more
wiley   +1 more source

Flora das cangas da Serra dos Carajás, Pará, Brasil: Alismataceae

open access: yesRodriguésia
Resumo Foram encontradas quatro espécies de Alismataceae na Serra de Carajás, Pará, Brasil: Limnocharis flava, Echinodorus grisebachii, Helanthium tenellum e Sagittaria rhombifolia, as duas últimas, encontradas nas formações de canga.
Climbiê Ferreira Hall   +1 more
doaj   +1 more source

Flora das cangas da Serra dos Carajás, Pará, Brasil: Cactaceae

open access: yesRodriguésia
Resumo Este estudo compreende as espécies de Cactaceae ocorrendo sobre canga na Serra dos Carajás, estado do Pará, Brasil, incluindo descrições detalhadas, ilustrações e comentários morfológicos sobre as espécies.
Daniela Cristina Zappi   +1 more
doaj   +1 more source

Flora of Ferruginous Outcrops Under Climate Change: A Study in the Cangas of Carajás (Eastern Amazon)

open access: yesFrontiers in Plant Science, 2021
Climate change has impacted biodiversity, affecting species and altering their geographical distribution. Besides understanding the impact in the species, it has been advocated that answering if different traits will be differently impacted could allow ...
Tereza Cristina Giannini   +15 more
doaj   +1 more source

Flora das cangas da Serra dos Carajás, Pará, Brasil: Cephaloziaceae [PDF]

open access: yesRodriguésia, 2017
Resumo Este estudo representa um tratamento para Cephaloziaceae registrada nas áreas de canga na Serra dos Carajás, no estado do Pará, incluindo a descrição detalhada, ilustração e comentários morfológicos sobre a espécie Odontoschisma variabile, única registrada na área de estudo.
Ilkiu-Borges, Anna Luiza   +1 more
openaire   +8 more sources

Topsoil depth influences the recovery of rupestrian grasslands degraded by mining

open access: yesRevista Brasileira de Ciência do Solo, 2021
Close association of iron mining and ferruginous rupestrian grassland places this ecosystem in a special condition of vulnerability, with a large number of degraded areas requiring restoration.
Lina Andrade Lobo Rezende   +4 more
doaj   +1 more source

Solos ferruginosos em áreas de canga, sinclinal do gandarela, quadrilátero ferrífero (MG). [PDF]

open access: yes, 2015
O presente trabalho visa contribuir na caracterização de solos relacionados a áreas de canga (ferricrete, ironstone) no Quadrilátero Ferrífero (Minas Gerais, Brasil), para melhor entendimento sobre seus processos de gênese e da dinâmica ambiental desses ...
CARVALHO FILHO, A.   +5 more
core  

Small collections, great findings: three new species and two new state records for Asteraceae from Brazil

open access: yesNordic Journal of Botany, Volume 2025, Issue 12, December 2025.
The BHZB herbarium was founded in 1993 with about 16 787 registers – a number that has to be considered as small when compared to larger herbaria in Brazil. In the BHZB, 97.5% of the vouchers are from the Minas Gerais state (ca 16 372 specimens), with Asteraceae being the best represented family.
Vinícius Resende Bueno   +5 more
wiley   +1 more source

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