Results 71 to 80 of about 127,253 (313)

Price Transmission and Leadership in the Global Poultry Market: Results From Parametric and Nonparametric Approaches

open access: yesAgribusiness, EarlyView.
ABSTRACT Brazil and the United States account for more than 40% of global poultry exports, with China and South Korea among their major destination markets. This study examines price transmission and market linkages between Brazil and the United States using monthly poultry export price data from January 1990 to December 2024. It also assesses which of
Khondoker Abdul Mottaleb   +2 more
wiley   +1 more source

Influences on continental margin development: a case study from the Santos Basin, South-eastern Brazil [PDF]

open access: yes, 2013
South Atlantic margins display significant variation in structural style along their length. An understanding of factors that influence this variation in structural style is a key component in any understanding of the evolution of the South Atlantic. The
ASHBY, DAVID,EDWARD
core  

Cyclo‐Polyproline: Chameleonic All‐Peptide Macrocycles With Induced‐Fit Host‐Guest Recognition

open access: yesAngewandte Chemie, EarlyView.
Macrocycles served as the genesis of supramolecular chemistry, advancing synthetic, separation, and materials fields. Despite their utility, they typically lack synthetic control. This work establishes a robust platform for all‐peptide macrocycles capable of host‐guest complexation and chameleonic behavior.
Camilla Di Girolamo   +9 more
wiley   +2 more sources

Retrospective study of 668 cultures for mycobacteria in a reference hospital for AIDS in Southern Brazil

open access: yesBrazilian Journal of Infectious Diseases, 2003
Although AIDS patients in other countries are frequently diagnosed as having atypical mycobacterial infection, in Southern Brazil there is a clinical impression that Mycobacterium tuberculosis is the rule rather than the exception.
Pasqualotto Alessandro Comarú   +4 more
doaj  

Palinologia de sedimentos da turfeira do Banhado Amarelo, São Francisco de Paula, Rio Grande do Sul, Brasil: fungos e criptógamas

open access: yesHoehnea
A análise da vegetação baseada em palinologia de sedimentos exige adequada taxonomia dos palinomorfos. O trabalho visa assim fornecer subsídios taxonômicos para esta análise em sedimentos quaternários do Planalto sul-brasileiro, através do estudo de ...
Bianca Batista da Costa Spalding   +1 more
doaj   +1 more source

Deforestation and Efficiency: Insights From Forest Transition in the Brazilian Cerrado

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper estimates technical efficiency (TE) and environmental efficiency (EE) of agricultural production at the municipal level of the Brazilian Cerrado in 2006 and 2017, and investigates their underlying mechanisms in relation to forest transition theory.
Ricardo Muniz Simões   +2 more
wiley   +1 more source

Indirect taxes on food in Southern Brazil

open access: yes, 2013
The objective of this paper is to estimate the indirect tax burden on food for ten income classes, based on income and household total expenditure in southern Brazil.
José Adrian Pintos Payeras   +3 more
core   +1 more source

Genus Lepocinclis (Euglenophyceae) along five years in the area of influence of the Southern Petrochemical Pole, Rio Grande do Sul state, Brazil

open access: yesHoehnea
As part of an Euglenophyte's survey carried out during 2002-2006 at three different sites of Bom Jardim Creek, 13 Lepocinclis taxa were identified at species and infraspecific level. Bom Jardim Creek is a right side affluent of Caí River, Municipality of
Sandra Maria Alves-da-Silva   +4 more
doaj   +1 more source

Causal analysis of trade loss from pathogens: A global study of foot and mouth disease impacts on meat exports

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Our general interest is in global trade loss from livestock pathogens, specifically exports. We adopt a causal inference approach that considers animal disease outbreaks over time as non‐staggered binary treatments with the potential for switching in (infection) and out of treatment (recovery) within the sample period. The outcome evolution of
Mohammad Maksudur Rahman   +1 more
wiley   +1 more source

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