Results 91 to 100 of about 46,595 (263)

Endophytic Species of the Genus Colletotrichum as a Source of Bioactive Metabolites: A Review of Their Biotechnological Potential

open access: yesMicroorganisms
The genus Colletotrichum is widely known for its phytopathological significance, especially as the causative agent of anthracnose in diverse agricultural crops.
Manuela Vitoria Nascimento da Silva   +2 more
doaj   +1 more source

From traditional practice to unsustainable exploitation: Fruit overharvesting on the endangered relict palm Jubaea chilensis

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Overharvesting of wild edible plants poses a growing threat to plant populations worldwide, particularly for slow‐growing species with limited regeneration. We quantified fruit extraction from the third‐largest known population of Jubaea chilensis—an endangered palm endemic to Chile—modeled the critical harvest threshold, and assessed consumer ...
Sebastián Cordero   +7 more
wiley   +1 more source

Evaluation of the thermal and light stability of β-carotene extracted from Mauritia flexuosa using ionic liquid

open access: yesFood Chemistry Advances
The growing concern over the adverse effects of synthetic dyes has generated interest in the use of natural pigments by the food industry. β-carotene, a carotenoid found in various plant sources, is recognized for its antioxidant properties and ...
Anne Caroline Gouvêa Ferreira   +5 more
doaj   +1 more source

Brazil seed transfer zones: Supporting seed sourcing for climate‐resilient ecosystem restoration

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Brazil has tens of millions of hectares of degraded land that must be restored to meet national and global biodiversity and climate goals. Sowing genetically diverse native seeds is key to restoring degraded lands to climate‐resilient landscapes, but we still lack guidance on how to effectively match seed sources to restoration sites across broad ...
Mateus Silva   +17 more
wiley   +1 more source

Amazonian Arachnida and Myriapoda

open access: yes, 2002
Amazonian Arachnida and ...
Eduardo Flórez Daza   +1 more
core   +1 more source

From fungal diversity to antimicrobial innovation: the potential of biotransformation in the era of resistance

open access: yesFrontiers in Microbiology
Antimicrobial resistance (AMR) continues to outpace the development of new anti-infective agents, particularly against priority bacterial pathogens such as Acinetobacter baumannii, Pseudomonas aeruginosa, Klebsiella pneumoniae, and Staphylococcus aureus,
Juan Diego Ribeiro de Almeida   +11 more
doaj   +1 more source

Meander‐Bend Erosion Dynamics Along a Gravel‐Bed River: Insights From Short‐Term UAV Monitoring

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Riverbank erosion is a natural process in meandering rivers that contributes to sediment supply and geomorphic diversity, yet it can threaten infrastructure and human activities within the floodplain. Recently, many studies have used high‐resolution remote sensing technologies to measure bank erosion, but they often focus on technical aspects ...
Katarina Pavlek   +2 more
wiley   +1 more source

Nitrogen used strategies of Nodulated Amazonian Legume: Inga Edulis

open access: yes, 2017
Symbiotic nitrogen fixation in legumes is strongly diminished by mineral nitrogen. Nevertheless, recent work with some tropical legumes revealed low sensitivity to mineral nitrogen or even enhancement of nodulation by ammonium.
De Camargos, L. S. [UNESP]   +5 more
core  

Contested Identities: Urbanisation and Indigenous Identity in the Ecuadorian Amazon [PDF]

open access: yes, 2015
This thesis is a study of indigenous urbanisation and ethnic identity in the Ecuadorian Amazon. Taking as its focus Shuar urban residents of the rainforest city Sucúa, it argues that urban indigenous residents feel simultaneously more and less ...
O'Driscoll, Emma
core  

Seasonal Variation in Carbon Dynamics in the Lower Tocantins River: Influence of Discharge and Environmental Drivers

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Tropical rivers play a key role in regional carbon budgets, yet greenhouse gas (GHG) dynamics in regulated systems remain poorly understood. This study investigates the seasonal variability of carbon dioxide (CO2) and methane (CH4) concentrations, isotopic composition (δ13C), and river‐atmosphere fluxes in the lower Tocantins River, a ...
Maria Gabriella da S. Araújo   +5 more
wiley   +1 more source

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