Results 111 to 120 of about 10,033 (215)

Desempenho de linhagens elite de arroz irrigado de ciclo médio do Programa de Melhoramento Genético da Embrapa em ensaios VCU no RS - safra 2008/09. [PDF]

open access: yes, 2013
O objetivo deste trabalho foi avaliar o desempenho das linhagens geradas pelo Programa de Melhoramento Genético da Embrapa, em diferente regiões orizícolas do Rio Grande do Sul, visando possível lançamento de novas ...
FAGUNDES, P. R. R.   +11 more
core  

Complementary approaches to the ab initio calculation of melting properties

open access: yes, 2001
Several research groups have recently reported {\em ab initio} calculations of the melting properties of metals based on density functional theory, but there have been unexpectedly large disagreements between results obtained by different approaches.
Alfe`, D., Gillan, M. J., Price, G. D.
core   +1 more source

Scattering in the Energy Space for Solutions of the Damped Nonlinear Schrödinger Equation on Rd×T

open access: yesAxioms
We will show, in any space dimension d≥3, the decay and scattering in the energy space for the solution to the damped nonlinear Schrödinger equation posed on Rd×T and initial data in H1(Rd×T).
Taim Saker, Mirko Tarulli, George Venkov
doaj   +1 more source

Adaptação de genótipos de arroz irrigado com tolerância à herbicida em Roraima. [PDF]

open access: yes, 2011
O objetivo deste trabalho foi o de testar genótipos com tolerância à herbicidas, e principalmente, selecionar aqueles mais adaptados às condições locais, com produtividade de grãos compatíveis com as cultivares convencionais atualmente utilizadas ...
CORDEIRO, A. C. C.   +4 more
core  

Checklist comparison and dominance patterns of the fish fauna at Taim Wetland, South Brazil

open access: yesNeotropical Ichthyology
Taim Hydrological System is a unique subtropical wetland in southern Brazil harboring an exceptional biological diversity. In 1978, an ecological reserve was established to protect part of this area from increasing anthropogenic impacts in its ...
Alexandre M. Garcia   +6 more
doaj   +1 more source

Avaliação econômica de sistemas de produção de arroz irrigado em regiões selecionadas do Rio Grande do Sul, safras 2007/2008 a 2009/2010. [PDF]

open access: yes, 2011
O presente trabalho objetivou o levantamento e avaliação da viabilidade dos Sistemas de produção modais de arroz irrigado praticados na Fronteira Oeste e na região Sul do ...
AZAMBUJA, I. H. V.   +3 more
core  

Tectonic Structure of Alaska as Evidenced by ERTS Imagery and Ongoing Seismicity [PDF]

open access: yes
The author has identified the following significant results. A mosaic was constructed from selected portions of eleven LANDSAT images at a scale of 1:1,000,000. Band 7 images were utilized because of their superior haze-cutting characteristics.
Gedney, L. D.
core   +1 more source

Butyric acid tolerance of rice mutant M4 families [PDF]

open access: yes, 2007
Hydromorphic soils have a low drainage capacity and are used mainly for the cultivation of irrigated rice.This condition favors the development of anaerobic microorganisms that produce phytotoxic substances. The objective of thisstudy was to evaluate the
Antonio Costa de Oliveira   +5 more
core  

Decision support systems and its role in developing the universities strategic management: Islamic university in Gaza as a case study [PDF]

open access: yes, 2016
This paper aims to identify the decision support systems and their role on the strategic management development in the Universities- Case Study: Islamic University of Gaza.
Abu Naser, Samy S., Al Shobaki, Mazen J.
core  

Apparatus for forming drive belts [PDF]

open access: yes, 1974
An apparatus for manufacturing belts, such as seamless belts, is provided, the apparatus has relatively movable rollers that are mounted in an oven. A belt blank, for example, of a thin polyester film, is rotated on the rollers as heat is applied.
Topits, A., Jr.
core   +1 more source

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