Listar Centros e Institutos de Investigación por fecha de publicación
Mostrando ítems 61-80 de 3523
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Heat and anaerobic treatments affected physiological and biochemical parameters in tomato fruits
(2006-01)The aim of the present work was to evaluate the effect of thermal and anaerobic treatments on physiological and biochemical parameters in a variety of tomatoes (Lycopersicon esculentum Mill. cv. Colt 45). Treatments applied ... -
Seasonal variation in the odour characteristics of whole milk powder
(2006-09-28)Seasonal changes in whole milk powder odour characteristics were monitored using SPME-GC and E-nose methodologies. ANOVA showed a significant effect of the season on dimethyl sulphide, n-pentanal, n-hexanal, and butyric ... -
Cyclodextrin production by cyclodextrin glycosyltransferase from Bacillus circulans DF 9R
(Elsevier, 2006-09-30)Cyclodextrins (CD) are cyclic oligosaccharides with multiple applications in the food, pharmaceutical, cosmetic, agricultural and chemical industries. In this work, the conditions used to produce CD with cyclodextrin ... -
Why are Chloris gayana leaves shorter in salt-affected plants? Analyses in the elongation zone
(Society for Experimental Biology, 2006-11)Reduced hydraulic conductance calculated from growth data was suggested to be the main reason for reduced leaf expansion in salt-stressed Chloris gayana (Rhodes grass). In this work, xylem vessel cross-sections and wall ... -
Estudios de las relaciones interespecíficas en el género Nierembergia, como herramienta del mejoramiento
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2007)Antecedentes y objetivos: Esta tesis forma parte del programa de mejoramiento genético en el género Nierembergia, que iniciara en 2002 en el Instituto de Floricultura de INTA. Los objetivos generales que propuse al iniciarla, ... -
Producción sostenible de carne bovina con pasturas tropicales de la llanura Deprimida Salina de Tucumán
(Facultad de Agronomía y Zootecnia, Universidad Nacional de Tucumán, 2007)El objetivo general fue evaluar la capacidad de un modelo físico mejorado de producción de carne bovina sobre la base de pasturas tropicales y suplementación, para incrementar la eficiencia ecológica y/o económica de un ... -
Auto-incompatibilidad de acción tardía e hibridación interespecífica en el género Tabebuia A.I. Gomes ex DC (Bignoniaceae): estudios relacionados con el desarrollo reproductivo
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2007)El objetivo general de esta tesis fue el estudio de los mecanismos de autoincompatibilidad y compatibilidad interespecífica en el género Tabebuia. Principales resultados y conclusiones: Se comprobó la existencia de un ... -
Evaluación del efecto de los tratamientos de estrés térmicos aplicados en frutos cítricos para reducir daño por frío. Acumulación de proteínas de estr
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2007)Due to successful application of thermal treatments to prevent the development of CI in fruits and vegetables, the purpose of the present thesis was to characterize the effect of these treatments on the physiological and ... -
Effect of whey protein concentrate and sodium chloride addition plus tumbling procedures on technological parameters, physical properties and visual appearance of sous vide cooked beef
(2007-01-02)Beef muscles cooked by the sous vide system were evaluated for the effects of pre-injection tumbling, brine addition and post-injection tumbling on technological parameters, physical properties, visual appearance and tissue ... -
Métodos e indicadores para la estimación de la pobreza rural en la Argentina
(2007-05)El objetivo de esta publicación es presentar una revisión bibliográfica de los métodos e indicadores utilizados para la estimación de pobreza rural en Argentina, especialmente de la población dedicada a actividades agropecuarias. -
Márgenes de comercialización en los mercados de carne y trigo de Argentina
(2007-06)El trabajo analiza los márgenes de comercialización en el mercado de carne vacuna para el período 1996-2006 y en el mercado de trigo para el período 1998-2006. En el caso de la carne vacuna se realiza un análisis econométrico ... -
Oxidative stability and its relationship with natural antioxidants during refrigerated retail display of beef produced in Argentina
(Elsevier, 2007-10-24)The objective of this study was to determine if pasture or grain diets affect oxidative/antioxidative status and the color stability of beef during retail display. Ten crossbreed steers were fed on pasture. Five of them ... -
Beef lipids in relation to animal breed and nutrition in Argentina
(Elsevier, 2007-10-26)Fatty acid (FA) composition of intramuscular fat (IMF) in M. Longissimus dorsi (LD) was measured in 72 steers from Angus (A), Charolais × Angus (CHA×A) and Holstein Argentine (HA) breeds. The steers were allotted to four ... -
Effect of salt addition on sous vide cooked whole beef muscles from Argentina
(Elsevier, 2007-11-17)Sodium chloride (NaCl, 0–1.4%) and sodium tripolyphosphate (STPP, 0–0.5%) were added to Semitendinosus muscles and submitted to sous vide cooking at different temperatures (55–75 °C). The effects of these three factors on ... -
Oportunidad y necesidad de spin-offs en el Instituto Nacional de Tecnología Agropecuaria
(Universidad Nacional de General Sarmiento, 2007-12-12)El Spin-off en el marco de un mundo globalizado ha demostrado ser una herramienta de transferencia de tecnología que genera gran utilidad y provoca importantes spill-overs, con diversos grados de dificultad sujetos a una ... -
Effect of whey protein concentrate and sodium chloride concentrations on the odour profile of sous vide cooked whole-muscle beef from Argentina
(Elsevier, 2007-12-23)Semitendinosus muscles added with whey protein concentrate (WPC) and sodium chloride (NaCl) were submitted to sous vide cooking. Four enhancement treatments and a control were tested: 0.875% WPC (w/w) + 0.625% NaCl, 2.625% ... -
Effect of salt addition on the thermal behavior of proteins of bovine meat from Argentina
(Elsevier, 2007-12-23)Research was undertaken to investigate how the addition of sodium chloride (NaCl) and/or sodium tripolyphosphate (TPP) to sous vide cooked meat pieces produces an increase in water holding capacity (WHC). Semitendinosus ... -
Conjugated linoleic acid (CLA) and polyunsaturated fatty acids in muscle lipids of lambs from the Patagonian area of Argentina
(Elsevier, 2007-12-23)The concentrations of fatty acids were measured in total lipids, triacyglycerol and phospholipid fractions of intramuscular fat (IMF) from the Longissimus dorsi (LD) muscle of 10 lambs reared to approximately 30 kg live ... -
Caracterización molecular de mutantes derivadas del genotipo mutador de cloroplastos de cebada
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2008)La coordinación de la expresión génica entre los genomas nuclear, plastídico y mitocondrial es de importancia crucial para las células vegetales. Un caso particular de la interacción núcleo-plástido está dado por los genes ... -
Variation in the VP1 Gene of Foot-And-Mouth Disease Virus Serotype a Associated with Epidemiological Characteristics of Outbreaks in the 2001 Epizootic in Argentina
(Sage Publishing, 2008)A mixed binomial Bayesian regression model was used to quantify the relation between nucleotide differences in the VP1 gene of Foot-and-mouth disease virus (FMDV) serotype A, and epidemiologic characteristics of the outbreaks ...