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Now showing items 21-30 of 37
Detección de fitoquímicos, contenido de vitamina c y ácido fólico en chironja (Citrus sinensis x Citrus paradisi) injertada en diferentes patrones de cítrica
(2005)
The purpose of this research was to determine the contents of vitamin C, folic acid and the phytochemicals flavonoids in the chironja fruit grafted on four different rootstocks. A comparative analysis was conducted within ...
Caracterización de vinos de piña (variedad española roja) pasteurizados y sin pasteurizar elaborados con diferentes cepas de Saccharomyces cerevisiae.
(2006)
An important characteristic of wines is their acidity, as it could influence the final properties of the product. Some of these characteristics are: conservation, stability, influence on organoleptic properties and foam ...
Evaluación del uso combinado de membrana y preservativo para mejorar la calidad de un cordial de parcha (Passiflora edulis variedad flavicarpa)
(2006)
The objective of this investigation was to use an ultrafiltration system in combination with the addition of sodium metabisulfite to try to solve the problems that the passion fruit schnapps presented. The effect of these ...
Evaluación microbiológica de la carne de res de Puerto Rico bajo dos formas de empaque
(2007)
The microbiological profile of the muscle Longissimus dorsi from six bovine of local production was evaluated under two packaging conditions (vacuum packaging and commercial packaging). Samples were packed at refrigeration ...
Modified atmosphere packaging and postharvest quality of pigeon pea
(2006)
Pigeon peas are the most important leguminous crop in Puerto Rico, as they are the most highly consumed. Puerto Ricans prefer to consume fresh pigeon peas rather than canned or frozen peas; however, their shelf-life is ...
Efecto de pasteurización y adición de sulfitos en la fermentación de vino de piña
(2006)
Fermentation experiments have been conducted with pineapple juice using pineapple (Ananas comosus) Red Spanish variety. The experiments were conducted to evaluate the effect of five types of yeast strains in the sensory ...
Incidencia de Escherichia coli serotipo O157:H7 en carne proveniente de ganado bovino de mataderos de Puerto Rico
(2006)
The main objective of this investigation was to evaluate the incidence of Escherichia coli O157:H7 in cattle during the slaughter process in Puerto Rico. The slaughter houses visited were located in Mayagüez, Arecibo and ...
Modified atmosphere packaging of green-shelled common beans (Phaseolus Vulgaris L.)
(2006)
The objective of this research was to develop a modified atmosphere packaging (MAP) system for green-shelled common beans (Phaseolus vulgaris L., cv. Morales), which are locally grown in Puerto Rico, in order to increase ...
Determinación y cuantificación de metales en agua potable y agua embotellada disponibles en Puerto Rico
(2009)
Mediante el uso de la técnica de Inductively Coupled Plasma – Mass Spectrometry (ICPMS) y siguiendo el Método 200.8. de la Environmental Protection Agency (EPA) se determinó y cuantificó la presencia de aluminio, cobre, ...
Uso de microscopía confocal de rayos láser para estudiar la interacción entre Escherichia coli y Acanthamoeba polyphaga: potencial de transmisión de patógenos fagocitados por protistas presentes en bebederos de agua para ganado.
(2006)
Published research suggests that amoebas can play a role of importance in the survival and dispersion of bacteria in the environment. The protection of bacteria within protozoa can render ineffective the mechanisms used ...