Sodium Benzoate
Mostrando 13-24 de 90 artigos, teses e dissertações.
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13. Biochemical studies on immobilized fungal β-glucosidase
β-Glucosidase from Aspergillus niger was immobilized on sponge by covalent binding through a spacer group (glutaraldehyde). Sponge-immobilized enzyme had the highest immobilization yield (95.67%) and retained 63.66% of the original activity exhibited by the free enzyme. The optimum pH of the immobilized enzyme remains almost the same as for the free enzyme
Braz. J. Chem. Eng.. Publicado em: 2013-12
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14. Protocolos hormonais de preparação de doadoras bovinas para produção de embriões in vitro / Different protocols to bovine donor preparation for in vitro embryo production
Efficiency of in vitro bovine embryo production has been affected by low quantity and quality of recovered oocytes from ultrasound-guided follicular aspiration (OPU). The objective of this study was to evaluate the effect of different synchronization of follicular wave protocols in the production of oocytes and embryos in vitro, of Bos taurus taurus and Bos
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 28/02/2011
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15. Different protocols to bovine donor preparation for in vitro embryo production / Protocolos hormonais de preparação de doadoras bovinas para produção de embriões in vitro
Efficiency of in vitro bovine embryo production has been affected by low quantity and quality of recovered oocytes from ultrasound-guided follicular aspiration (OPU). The objective of this study was to evaluate the effect of different synchronization of follicular wave protocols in the production of oocytes and embryos in vitro, of Bos taurus taurus and Bos
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 28/02/2011
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16. Fermentation parameters, quality and losses in sugarcane silages treated with chemical additives and a bacterial inoculant
The objective of this trial was to evaluate chemical additives and a bacterial inoculant on the inhibition of alcoholic fermentation and reduction of losses in sugarcane silages. Treatments were (doses on a fresh forage basis): without additive (control); urea (10 g/kg); urea (5 g/kg) + sodium benzoate (0.5 g/kg); sodium benzoate (1 g/kg); urea + ammonium su
Revista Brasileira de Zootecnia. Publicado em: 2011-11
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17. Fermentation, losses, and aerobic stability of sugarcane silages Reated with chemical or bacterial additives.
Utilization of sugarcane Saccharum officinarum L. silage is increasing in Brazil but intensive ethanol production during fermentation reduces forage quality. This experiment aimed to evaluate the effects of additives on fermentation and aerobic stability of sugarcane silages produced in minisilos. Treatments were (fresh basis): untreated silage (control), ur
. Scientia agricola. Publicado em: 2011
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18. Performance of Holstein heifers fed sugarcane silages treated with urea, sodium benzoate or Lactobacillus buchneri.
The objective of this work was to evaluate the performance of heifers fed sugarcane silages produced with and without additives. Thirty-two Holstein heifers were randomly assigned, in a block design, to evaluate rations (46% silage; 54% concentrate; 12% crude protein) containing silages treated with (fresh basis) urea (0.5%), sodium benzoate (0.1%) or Lactob
Pesquisa Agropecuária Brasileira. Publicado em: 2011
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19. Performance of dairy cows fed rations produced with sugarcane silages treated with additives or fresh sugarcane
An experiment was performed aiming at evaluating the performance of dairy cows fed sugarcane silages treated with additives compared to cows fed fresh forage. Twenty-four Holstein cows were grouped in blocks of three cows, according to parity order and milk production level, in multiple 3 × 3 Latin Square design to evaluate three types of ration (63% rougha
Revista Brasileira de Zootecnia. Publicado em: 2011
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20. Síntesse de novos estabilizantes poliméricos do tipo poli(álcool vinilico-co-neo decanoato de vinila) para utilização na copolimerização em miniemulsão do acetato de vinila (VAc) com o neo-nonanoato de vinila (VEOVA-9) / Synthesis of new poly(vinyl alcohol-co-vinyl neodecanoate) based polymeric stabilizers, to be used in the miniemulsion copolymerizatin of vinyl acetate (VAc) with vinyl neononanoate (VEOVA-9).
Due to the technological and industrial importance of latexes stabilized with poly(vinyl alcohol)/PVA and the difficulties related to the emulsion polymerization of hydrophobic monomers and the use of PVA having a high degree of hydrolysis (>92%), the synthesis of new PVA based polymeric stabilizers for use in emulsion and miniemulsion polymerizations become
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 30/04/2010
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21. Use of solutions hidrotrópicas in delignification of sugarcane cane bagasse / Uso de soluções hidrotrópicas na deslignificação do bagaço de cana-de-açúcar
The production of sugar, energy and ethanol from sugar cane is one of the most important activities of Brazil and generates a enormous quantity of bagasse which can be used to increase the ethanol production. In this sense, the study of sugarcane bagasse is a very important task, in both technical and scientific approaches. Thus, the pre-treatment of sugar c
Publicado em: 2009
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22. Sensibilidade ao sabor amargo e sua influencia sobre consumo e freqüência alimentares em idosas
Objective: To evaluate the capacity to perceive bitter taste in a sample of the elderly population of the Brazilian Federal District, and to investigate its association with the consumption profile of distinct alimentary groups. Materials and Methods: cross-sectional with a convenience sample constituted by 255 individuals aged 60 years or older, female part
Publicado em: 2009
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23. Desempenho, características da carcaça, perfil de ácidos graxos e parâmetros ruminais de ovinos alimentados com rações contendo polpa cítrica úmida semi despectinada e/ou polpa cítrica desidratada / Performance, carcass characteristics, fatty acids profile and ruminal measures in sheep fed diets containing wet low pectin citrus pulp and/or dried citrus pulp
The objective of this study was to evaluate the performance, fatty acids (FA) profile and ruminal measures of sheep fed citrus coproducts in diets containing high concentrate. Additionally, the performance and metabolic estimates from SRNS model - Small Ruminant Nutrition System were compared to experimental data. In Experiment I, 28 ewes were fed diet conta
Publicado em: 2009
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24. Chemical and microbial additives association on fermentation and aerobic stability of sugarcane (Saccharum officinarum L.) silages / Associação de aditivos químicos e microbianos no controle da fermentação e estabilidade aeróbia em silagens de cana-de-açúcar (Saccharum officinarum L.)
The objective of this study was to evaluate the effect of chemical and microbial additives on dry matter losses, fermentative profile, nutritive value and aerobic stability of sugarcane silages. The variety used to ensiling was RB-72454, harvested with 12 months of regrowth. It was analyzed as a completely randomized model, with six treatments and four repli
Publicado em: 2008