Navegando por Autor "SOARES, Bruno Cabral"

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Desempenho e características de carcaças de cordeiros suplementados com diferentes níveis de resíduo de biodiesel
(Universidade Federal do Pará, 2011-02-15) SOARES, Bruno Cabral; ÁVILA, Sandra Cristina de; http://lattes.cnpq.br/9683521652094464; http://lattes.cnpq.br/8940750096354420; SILVA, André Guimarães Maciel e; LOURENÇO JÚNIOR, José de Brito; http://lattes.cnpq.br/2919433679918544
Was aimed verify the effect from different levels of supplementation from biodiesel residue originating from dendê. Were utilized 25 male ovines, Mutt, gelded, with middleweight live of 20 kg. The experimental delineation utilized were randomized blocks, with 5 replicates per treatment, for the weight gain data and carcass characteristics. The biometrics data were analyzed in a subdivided parcel scheme. The experimental period was 84 days, with 14 days of adaptation and 70 days to obtain study variables. The feeding was split in 2 meals, at 7h00 and 17h00. Diets were composed 34% hay Panicum maximum cv. Massai and 61% concetrated, from broken corn, soy bran, minerals and 5% of dendê oil or dendê biodiesel residues, on increasing levels (zero, 25,50,75 and 100%), respectively. At the beginning of the trial period and each 14 days were realized morning weighings, before the first meal for performance evaluation, biometric measures and slaughtered on final of the trial period for carcass characteristics evaluation after passing 12h fasting of solids and liquid diet. Significant effects were observed (p<0,05) from inclusion levels of biodiesel residue originating from dendê. The regression equations presented increasing linear effect, for variables: dry matter consumption (DMC), live weight (LW), weight gain (WG), body score (BS), body length (BL), thoracic perimeter (TP), chest width (CW), and quadratic for PCQ, PCF,RCB, RB. Dendê biodiesel residues utilization, in replace of dendê oil on lambs food, promotes increasing effect on dry matter consumption and weight gain, improves carcass characteristics and becomes an alternative to increase energetic density of growing ovines diet.
Acesso aberto (Open Access)
Desempenho e características de carcaças de cordeiros suplementados com diferentes níveis de resíduo de biodiesel
(2012-12) SOARES, Bruno Cabral; SOUZA, Karla Débora Santana de; LOURENÇO JÚNIOR, José de Brito; SILVA, André Guimarães Maciel e; ÁVILA, Sandra Cristina de; KUSS, Fernando; ANDRADE, Stefano Juliano Tavares de; RAIOL, Laura Cristina Barra; COLODO, Juliana Cristina Nogueira
Diet supplementation with biodiesel residues of confined lambs, utilizing 25 sheep, without definite breed pattern (WDB), male, castrated, with average weight of 20kg was studied. The experimental design was random blocks, with 5 repetitions per treatment and a split plot scheme toward biometrics data. The experiment lasted 70 days. The diets were composed of 34% of roughage and 61% of concentrate, based on corn, soy, mineral and 5% of oil palm kernel or biodiesel residues, in increasing percentages – zero, 25, 50, 75 and 100%. The animals were slaughtered at the end of the experiment for carcass evaluation. Significant effects (P<0.05) of percentage inclusion of residues were observed for the performance and biometrics variables demonstrated in the crescent linear effect of the regression equations, as well as for the hot carcass weight (HCW) – with an average of 14; 15.92; 16.14; 16.42 and 18.02%; and the cold carcass weight (CCW) – with an average of 13.12; 14.78; 15.06; 15.70 and 17.25% for diets, respectively, containing 0, 25, 50, 75, 100% of palm kernel biodiesel residues. The palm kernel biodiesel residue utilization in feeding growing lambs is an alternative to increase the energetic density in their diets.
Acesso aberto (Open Access)
Nutrient intake and digestibility of the lipid residue of biodiesel from palm oil in sheep
(2012-11) RAIOL, Laura Cristina Barra; KUSS, Fernando; SILVA, André Guimarães Maciel e; SOARES, Bruno Cabral; SOUZA, Karla Débora Santana de; COLODO, Juliana Cristina Nogueira; LOURENÇO JÚNIOR, José de Brito; ÁVILA, Sandra Cristina de
The objective of this study was to evaluate the effect of inclusion of lipid residue of biodiesel originated in the processing of palm oil (Elaeis guineensis) in the diet on the digestibility of feedlot lambs. Twenty-five crossbred male castrated lambs, weighing 20±1.61 kg, were distributed in randomized blocks with five treatments and five replications. The experimental period lasted 22 days; 15 for diet adaptation, 2 for the adaptation to the indicator LIPE (lignin from Eucalyptus grandis isolated, purified and enriched, UFMG, Minas Gerais) and 5 for fecal sampling. Diets were formulated with 64% concentrate based on corn and soybean meal, 31% Massai grass (Panicum maximum cv. Massai) hay and 5% lipid supplementation from increasing levels of substitution of 0, 25, 50, 75 and 100% of palm oil for biodiesel oil from palm residue. The lambs were offered two meals a day, at 7h00 and 16h00. There was linear effect of inclusion of the residue from palm oil biodiesel on dry matter intake. There was no change in digestibility of nutrients except for ether extract. The use of biodiesel from palm oil residue up to 100% replacement for the lipid supplementation of sheep positively influences the consumption without altering the digestibility of nutrients.