Results 21 to 30 of about 2,541 (203)

High richness, new occurrences, and threatened species in a savanna grassland remnant in the largest Brazilian metropolis [PDF]

Check List, 2021
Parque Estadual do Juquery is the largest protected remnant of savanna grassland in the metropolitan region of São Paulo (MRSP). We conducted a floristic inventory and created a photographic record of the angiosperm flora of the savanna ...
Victor Camargo Keller, Erico Fernando Lopes Pereira-Silva, Elisa Hardt   +2 more
doaj   +3 more sources

Simulating the Effect of Fire Frequency on the Vegetation Biomass and Carbon Emissions in the Brazilian Savanna: BEFIRE Model

Biodiversidade Brasileira, 2019
The Brazilian Cerrado is the savanna with the greatest biodiversity in the world. The adequate definition of fire frequency is a key factor for the success of savanna management, since frequent fires and in a short time interval may prevent the recovery
Leticia Gomes da Silva, Heloisa Sinátora Miranda, Britaldo Soares Filho, Mercedes Maria da Cunha Bustamante   +3 more
doaj   +3 more sources

Quantifying Fire-Induced Surface Climate Changes in the Savanna and Rainforest Biomes of Brazil

Fire, 2023
This study uses a combined research approach based on remote-sensing and numerical modeling to quantify the effects of burned areas on the surface climate in the two Brazilian biomes most affected by fires: the tropical savanna and the Amazon rainforest.
Fernando De Sales, Zackary Werner, João Gilberto de Souza Ribeiro   +2 more
doaj   +1 more source

Anthelmintic activity of plant extracts from Brazilian savanna

Veterinary Parasitology, 2017
Helminth infections represent a serious problem for the production of small ruminants that is currently aggravated by resistance to anthelmintic products and has induced a search for control alternatives, such as natural products. In this study, extracts of Turnera ulmifolia L. (leaves and roots), Parkia platycephala Benth.
Oliveira, Andreia F., Costa Junior, Livio M., Lima, Aldilene S., Silva, Carolina R., Ribeiro, Maria N.S., Mesquista, José W.C., Rocha, Cláudia Q., Tangerina, Marcelo M.P., Vilegas, Wagner   +8 more
openaire   +3 more sources

Assessment and kinetics of soil phosphatase in Brazilian Savanna systems [PDF]

Anais da Academia Brasileira de Ciências, 2016
The activity and kinetics of soil phosphatases are important indicators to evaluate soil quality in specific sites such as the Cerrado (Brazilian Savanna). This study aimed to determine the activity and kinetic parameters of soil phosphatase in Cerrado systems.
FERREIRA, ADÃO S., ESPÍNDOLA, SUÉLLEN P., CAMPOS, MARIA RITA C.   +2 more
openaire   +5 more sources

Morphological and molecular detection of Hepatozoon species in amphibians and reptiles from Mato Grosso, Midwest Brazil [PDF]

Revista Brasileira de Parasitologia Veterinária
The Hepatozoon genus is composed of hemoparasites widely distributed, though their diversity and phylogeny remain poorly understood in the Brazilian herpetofauna.
Victória Luiza de Barros Silva, Ana Clécia dos Santos Silva, José Nilton de Araujo Gonçalves, Natália Paludo Smaniotto, Letícia Pereira Úngari, Rachel de Sousa Lima Pulcherio, Juliano Bortolini, Rosa Helena dos Santos Ferraz, Christine Strüssmann, Thállitha Samih Wischral Jayme Vieira, Rafael Felipe da Costa Vieira, Richard de Campos Pacheco   +11 more
doaj   +1 more source

Characterization of soybean Bradyrhizobium strains adapted to the Brazilian savannas [PDF]

FEMS Microbiology Ecology, 1999
Brazilian soils are originally free from soybean bradyrhizobia and the first inoculants were brought to the country in this century, but a search for adapted strains started immediately and still continues. A strain selection program was established at Embrapa based on the reisolation of strains after a long period of adaptation to the soils followed ...
, Santos, , Vargas, , Hungria
openaire   +2 more sources

Hydrological Response to Drought Occurrences in a Brazilian Savanna Basin

Resources, 2020
The Brazilian savanna is one of the world’s 25 biodiversity hotspots. However, droughts can decrease water availability in this biome. This study aimed to analyze meteorological and hydrological droughts and their influence on the hydrological behavior ...
Rubens Junqueira, Marcelo R. Viola, Jhones da S. Amorim, Carlos R. de Mello   +3 more
doaj   +1 more source

Tibouchina papyrus (Pohl) Toledo, 1952 (Melastomataceae): distribution extension to the northern part of Brazilian Cerrado [PDF]

Check List, 2012
New records of Tibouchina papyrus for Mato Grosso State extend its distribution in the northern part of the Brazilian Savanna, contributing to the conservation of this species and the areas in which it occur.
Leandro Maracahipes, Marcus Cianciaruso, Eddie Lenza, José Pinto, Beatriz Marimon, Tassiana dos Santos   +5 more
doaj   +3 more sources

Social wasps (Hymenoptera, Polistinae) from the Brazilian savanna

Sociobiology, 2020
The present study was developed aiming to evaluate the richness and biogeography of social wasp species in the Brazilian savanna, Cerrado. In order to do so, we gathered data from specialized literature and field samplings performed at Sempre-Vivas National Park, northeastern Minas Gerais state.
Marcos Magalhães de Souza, Gabriel Silva Teófilo-Guedes, Ederson Tadeu Bueno, Lucas Rocha Milani, Alex Sandro Barros de Souza   +4 more
openaire   +2 more sources