Results 51 to 60 of about 1,792 (118)

Idades potássio-argônio do precambriano da região centro-norte do Brasil [PDF]

open access: yes, 1975
The data from 15 new K - Ar analysis are here presented for Precambrian rocks sampled in the Central Northern region of Brazil. The Guaporé Craton presents K - Ar ages consistent to the Transamazonic Cycle and the available results allow us to generalize
Hasui, Yociteru   +2 more
core   +2 more sources

High risk of eating disorders in adults shows the need for more nutritional education actions [PDF]

open access: yes, 2018
Eating disorders, particularly, anorexia nervosa and bulimia nervosa have been highlighted for clinicians and researchers. They are heterogeneous group of complex psychiatric disorders characterized by abnormal eating behaviours that lead to a high rate ...
FRANÇA-BOTELHO, ALINE DO CARMO   +2 more
core   +2 more sources

New Books

open access: yes, 1996
Physical Separation in Science and Engineering, Volume 8, Issue 1, Page 65-66, 1996.
wiley   +1 more source

Enhancement of clover growth by inoculation of P-solubilizing fungi and arbuscular mycorrhizal fungi [PDF]

open access: yes, 2010
This study evaluated the synergism between several P-solubilizing fungi isolates and arbuscular mycorrhizal fungi to improve clover ( Trifolium pratense) growth in the presence of Araxá apatite.
ARSHAD M   +33 more
core   +2 more sources

A Intensidade da Exploração Agropecuária como Indicador da Degradação Ambiental na Região dos Cerrados, Brasil [PDF]

open access: yes
Being constituted as the largest risk factor and effective degradation to the Savannah, the man’s intervention in the nature and, especially, the agricultural exploration require analysis and better monitoring.
Braga, Marcelo Jose   +3 more
core   +1 more source

A Novel Approach to Charcoal Fine Waste: Sustainable Use as Filling of Polymeric Matrices. [PDF]

open access: yesPolymers (Basel), 2022
Delatorre FM   +9 more
europepmc   +1 more source

Experiências de uso de rochas silicáticas como fonte de nutrientes [PDF]

open access: yes, 2006
O presente artigo aborda os benefícios produtivos, sociais e ambientais da incorporação da técnica de Rochagem para o setor agrícola, especialmente para o grupo dos agricultores familiares.
Leonardos, Othon Henry   +3 more
core  

Export controls as industrial policy on natural resources: regulatory limitations on China: raw materials and China: rare earth cases [PDF]

open access: yes, 2014
- DOI: 10.5102/rdi.v11i2.2984- Erro de publicação no rodapé na lateral do documento. Onde se lê: v. 12, leia-se: v. 11.Aborda a problemática dos controles de exportação no contexto das políticas industrias sobre recursos naturais, considerando como ...
Ribeiro, Gustavo Ferreira
core  

Indeterminate form of Chagas disease: historical, conceptual, clinical, and prognostic aspects. [PDF]

open access: yesRev Soc Bras Med Trop, 2021
Hasslocher-Moreno AM   +3 more
europepmc   +1 more source

Geomorphometric classification system based on a two-stage sequential architecture : decision tree and spectral classifier, in the Serra da Canastra National Park [PDF]

open access: yes, 2012
Geomorfometria é uma ciência interdisciplinar (que combina a ciência da terra, matemática e computação) que descreve a superfície terrestre como uma representação numérica com descritores quantitativos.
Carvalho Júnior, Osmar Abílio de   +5 more
core  

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