Results 91 to 100 of about 1,825 (180)

Bioprospecção de extratos vegetais ativos sobre larvas do carrapato Rhipicephalus (Boophilus) microplus [PDF]

open access: yes, 2016
Introdução: O carrapato bovino tem grande importância sanitária no Brasil, mas encontra-se muito resistente aos acaricidas sintéticos disponíveis [1].
BRITO, L. G.   +7 more
core  

Use of near infrared spectroscopy to distinguish carbonization processes and charcoal sources [PDF]

open access: yes, 2010
The near infrared spectroscopy (NIRS) has shown a rapid and accurate technique for evaluation of materials of biological origin. The objective of this study was to evaluate the ability of the near infrared (NIR) spectroscopy associated to the Principal ...
Da Silva Vieira, Renato   +4 more
core   +2 more sources

Relação empresa comunidade no contexto do manejo florestal comunitario e familiar : um contribuição do projeto Floresta em Pé [PDF]

open access: yes, 2011
Présentation de l'éditeur : A Lei de Acesso às Florestas Públicas traz um novo cenáriopara a consolidação do desenvolvimento florestal brasileiro, onde tanto as empresas privadas quanto as comunidades tradicionais que ao longo de sua reprodução ...
Amaral, Manuel   +4 more
core  

Diversity, floristic composition, and structure of the woody vegetation of the Cerrado in the Cerrado–Amazon transition zone in Mato Grosso, Brazil [PDF]

open access: yes, 2015
The final publication is available at Springer via http://dx.doi.org/10.1007/s40415-015-0186-2We compared the diversity and species composition and the structure of the vegetation of three distinct Cerrado phytophysiognomies (Cerradão, Dense Cerrado, and
dos Santos, JO   +6 more
core   +1 more source

The phytosociology of the natural savanna vegetation located in the county of Santa Quitéria - Maranhão [PDF]

open access: yes, 2003
Foi analisada a fitossociologia de três áreas de cerrado, perfazendo três hectares, situadas no município de Santa Quitéria (Maranhão). Pela produção volumétrica, biomassa lenhosa parâmetros fitossociológicos de 1.413 árvores e 3.177 indivíduos da ...
Imaña Encinas, José   +1 more
core  

Effects of Copaiba oil in the healing process of urinary bladder in rats

open access: yesInternational Brazilian Journal of Urology
Introduction The appropriate closure of the urinary bladder is important to many urologic procedures to avoid the formation of fistulas and strictures by excessive fibrosis. This paper presents the alterations in the bladder healing process of rats after
Denilson José Silva Feitosa Junior   +5 more
doaj   +1 more source

Amazonian biodiversity: a view of drug development for Leishmaniasis and malaria [PDF]

open access: yes, 2009
Chemotherapy is the only validated therapy for the treatment for the neglected diseases leishmaniasis and malaria. However, the emergence of drug resistance, collateral effects and long-term treatment encourage the development of new and more efficient ...
CALDERON, Leonardo de Azevedo   +6 more
core   +1 more source

Demografía de Especies Maderables de la Península de Osa [PDF]

open access: yes, 2010
Proyecto de investigación (Código 5402-1401-8401) Instituto Tecnológico de Costa Rica. Escuela de Ingeniería Forestal. Centro de Investigación en Integración Bosque; Universidad de Costa Rica.
Barrantes, Gilberto   +3 more
core  

Floristic composition and phytophysiognomies of Cerrado disjunct remnants in Campos Gerais, PR, Brazil - Southern boundary of the biome [PDF]

open access: yes
O cerrado possui seu limite austral de ocorrência nos Campos Gerais do Paraná onde, na forma de pequenos fragmentos disjuntos, tem grande afinidade com as formações savânicas de São Paulo e do Planalto Central do Brasil.
MORO, Rosemeri Segecin   +2 more
core   +1 more source

The tree-shrub vegetation in rocky outcrop cerrado areas in Goiás State, Brazil [PDF]

open access: yes, 2012
We describe the floristic composition of the tree-shrub vegetation in 10 areas of rocky outcrop cerrado in Goiás State, Brazil. Ten 20 × 50 m plots (totaling 1 ha) were established and all of the individuals with diameters at 30 cm above soil level (DB30)
Lenza, Eddie   +3 more
core   +2 more sources

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