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Congrès International d'Architecture Moderne

About: Congrès International d'Architecture Moderne is a based out in . It is known for research contribution in the topics: Boundary value problem & Jet (fluid). The organization has 393 authors who have published 403 publications receiving 4104 citations.


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01 Jan 2011
TL;DR: In particular, Gallega et al. as mentioned in this paper studied the saludability of carne de vacuno, asi como caracteristicas of las canales and the carne obtenidas, e.g., en base a pienso, hay mayor engrasamiento.
Abstract: Se estudian las posibilidades y la capacidad de algunos forrajes ensilados con minima suplementacion de concentrados para la produccion de carne de vacuno, asi como las caracteristicas de las canales y la carne obtenidas. Se partio de temeros de 3 meses y 90-100 kg de peso. La duracion de crecimiento, cebo y acabado fue de 300-325 dias. Con ensilado de pradera y 1-2 kg de pienso/dia, se sacrificaron a 400-425 kg (canales sobre 220 kg). La produccion fue de 4-6 temeros/ ha o 675-1 000 kg de carne canal neta/ha. Con ensilado de maiz y algo menos de pienso, los pesos finales fueron de 430-450 kg, las canales de 225-235 kg, la carga de 5,5-6,5 temeros/ha y, la produccion neta de 1 900-2 300 kg de peso vivo por hectarea o 1 000-1 200 kg de de peso canal por hectarea. La rotacion maiz-veza + avena permitio una carga de ocho temeros/ha y, la de girasol-centeno, 5,5. Con la correspondiente suplementacion de concentrado, se alcanzaron producciones respectivas de 1 300 y 950 kg de carne canal/ha. Con ensilado de hierba se obtiene peor conformacion de la canal y mayor proporcion de hueso. En base a pienso, hay mayor engrasamiento. La mejor calidad de la canal se da, pues, con ensilado de maiz y cantidades pequenas de concentrado La unica caracteristica de la carne que parece que se ve alterada de forma significativa por la modalidad de alimentacion, pero no por la naturaleza del ensilado, es el veteado. El perfil lipidico de la grasa del Longissimus thoracis revela que es mas saludable la carne producida en base a ensilados. La proporcion de acidos grasos saturados y la relacion omega-3/omega-6 resultaron inferiores. Los machos generan mas produccion que las hembras, pero a costa de mayor numero de dias en cebadero. En cuanro a la raza, la Rubia Gallega dio los mejores resultados en calidad de la canal y de la carne

2 citations

Journal ArticleDOI
TL;DR: In this paper, the Van der Vaals equation of state is used to model the outflow of a warm dense boiling compressible medium, initially at rest, from a plane layer, a cylinder, and a sphere into a vacuum.
Abstract: The unsteady outflow of a warm dense boiling compressiblemedium, initially at rest, from a plane layer, a cylinder, and a sphere into a vacuumis investigated in the approximation of an inviscid and non-heat-conducting two-parameter “gas-liquid”, whose thermodynamic properties are determined by the Van der Vaals equation of state. The expansion, the boiling, and the two-phase medium generation are assumed to be thermodynamically equilibrium, while the transition is instantaneous. The speed of sound suffers a discontinuity across the phase transition line of the second kind (binodal), whereas the pressure, the temperature, the density, the entropy, and the enthalpy remain continuous. The main issue in the thermodynamic calculations, which are the same for all the problems, is the construction of the binodal and, at the same time, an isentrope in an equilibrium two-phase mixture, reduced to the numerical integration of two ordinary differential equations. The one-dimensional problems of unsteady outflow are solved by means of the method of characteristics using the isentropes obtained in the thermodynamic calculations. As distinct from the plane problem, in the cylindrically and spherically symmetric problems there are no regions of homogeneous boiling liquid, which would be finite in space and time.

2 citations


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Performance
Metrics
No. of papers from the Institution in previous years
YearPapers
202123
202034
201923
201826
201720
201636