RSS 1.0Departamento de Zootecnia
Browse by
Recent Submissions
-
Characterization and effects of DDG on the intake and digestibility of finishing bulls in feedlots
Fonseca, Natália Vilas Boas
; Cardoso, Abmael Da Silva ; ; Leite, Rhaony Gonçalves ; Ferrari, Adriana Cristina ; Fernandes, Marcia Helena Machado Da Rocha ; Reis, Ricardo Andrade (Acta Scientiarum. Animal Sciences, 2020) [Artigo]
The aim of this study was to characterize four corn and sorghum co-products (DDG) in terms of their protein and carbohydrate fractions; we also evaluated the effects of substituting the protein source of the conventional ... -
Phosphorus supplementation does not affect the intake, digestibility, and meat quality of Nellore young bulls fed with high-grain diets
Lima, Laís De Oliveira; Souza, Vinícius Carneiro De ; Messana, Juliana Duarte ; Castagnino, Pablo De Souza ; Lima, Ana Rebeca Castro ; Berchielli, Telma Teresinha (Acta Scientiarum. Animal Sciences, 2020) [Artigo]
This study evaluated the effect of phosphorus (P) supplementation on the intake, digestibility, and quality of aged meat from Nellore young bulls fed on high-grain diets finished in feedlot. Forty young bulls (30 months ... -
Phytase in diets with crude protein levels for commercial layers
; Junqueira, Otto Mack; ; ; Sgavioli, Sarah ; (Acta Scientiarum. Animal Sciences, 2017) [Artigo]
The aim of this study was to evaluate the action of the phytase enzyme in diets formulated with variations in the crude protein content on performance and egg quality of commercial layers. A total of 336 commercial layers ... -
Ruminal fermentation of Nellore steers fed crude glycerine replacing starch vs. fibre-based energy ingredient in low or high concentrate diets
; Vito, Elias San; Reis, Ricardo De Andrade ; Delevatti, Lutti Maneck ; ; Berchielli, Telma Teresinha (Acta Scientiarum. Animal Sciences, 2017) [Artigo]
Twelve ruminally cannulated steers (401.0 ± 41.5 kg) and 24 mo were used in a replicated arrangement truncated Latin Square with six animals in six treatments and four periods to evaluate the effect of crude glycerine (CG; ... -
Quality of aged meat of young bulls fed crude glycerin associated with different roughage sources
Machado, Mirela; ; Ribeiro, Andressa Ferreira ; Simonetti, Laís Regina ; Oliveira, Emanuel Almeida ; Berchielli, Telma Teresinha (Acta Scientiarum. Animal Sciences, 2015) [Artigo]
This trial aimed to evaluate the inclusion of 10% of crude glycerin associated with roughage sources on the quality of meat aged for 1, 7 or 14 days postmortem of Nellore young bulls. Thirty feedlot animals (n = 10) with ... -
Effect of rib fat thickness on the quality of aged meat from Nellore young bulls
Dallantonia, Erick Escobar; ; Simonetti, Laís Regina ; Vito, Elias San ; Delevatti, Lutti Maneck ; Berchielli, Telma Teresinha (Acta Scientiarum. Animal Sciences, 2015) [Artigo]
This trial aimed to evaluate the quality of aged beef from Nellore young bulls under two yield grade (YG). Fourteen animals with approximately 450 ± 30 kg body weight were evaluated for backfat thickness (BFT) at the ... -
Digestible isoleucine requirements for 22- and 42-day-old broilers
Duarte, Karina Ferreira; Junqueira, Otto Mack ; Filardi, Rosemeire Da Silva ; Laurentiz, Antonio Carlos De ; Domingues, Carla Heloísa De Faria ; (Acta Scientiarum. Animal Sciences, 2015) [Artigo]
Current experiment established different criteria to evaluate the requirements of digestible isoleucine for 22- and 42-day-old broilers by different regression models (quadratic, exponential and Linear Response Plateau) ... -
Relative chlorophyll contents in the evaluation of the nutritional status of nitrogen from xaraes palisade grass and determination of critical nitrogen sufficiency index
Costa, João Paulo Ramos; Caputti, Gregory De Paula ; ; Silva, Wilton Ladeira Da ; Ruggieri, Ana Claudia ; Malheiros, Euclides Braga (Acta Scientiarum. Animal Sciences, 2015) [Artigo]
The nutritional status of xaraes palisade grass with SPAD chlorophyll meter and the critical nitrogen sufficiency index (cNSI) in the dry and rainy seasons were assessed. The experiment was conducted in a completely ... -
Processed soybean in diets for pacu (Piaractus mesopotamicus)
; Carneiro, Dalton José (Acta Scientiarum. Animal Sciences, 2015) [Artigo]
Changes in development and in physiological parameters of fingerlings of the pacu(Piaractus mesopotamicus) fed on diets with high levels of integral crude, extruded, toasted soybean and soybean meal were assessed. The ... -
Use of biofermented plants adapted to the semi-arid region in piglet diets
; ; Thomaz, Maria Cristina; ; ; ; ; ; (Revista Brasileira de Saúde e Produção Animal, 2021) [Artigo]
Two experimental tests were carried out to evaluate the inclusion of a biofermented semi-arid plant mix in diets of piglets in the initial weaning phase. In the first trial, the nutritional value and digestibility of ... -
Composição mineral da cana-de-açúcar in natura hidrolisada com cal virgem (CaO)
; Oliveira, Mauro Dal Secco De; ; ; ; ; (Revista Brasileira de Saúde e Produção Animal, 2014) [Artigo]
The aim of this study was to evaluate the mineral composition of in natura sugarcane hydrolyzed with increasing doses of quicklime and different periods of exposure to air. The levels of quicklime (CaO) used were 0.0 ... -
Influência da espermatogênese e dos níveis de testosterona no aspecto reprodutivo de codornas
Amoroso, Lizandra; Artoni, Silvana Martinez Baraldi ; Moraes, Vera Maria Barbosa De ; Perecin, Dilermano ; Franzo, Vanessa Sobue ; (Revista Brasileira de Zootecnia, 2008) [Artigo]
Testosterone levels to the body weight, relative and absolute testes weights, tunica albuginea thickness, germinative epithelium height, diameter and meiosis picture numbers of seminiferous tubules of 65 male quails were ... -
Heterogeneidade dos componentes de variância na produção de leite e seus efeitos nas estimativas de herdabilidade e repetibilidade
Tapia, Elmer Francisco Valencia; Ramos, Alcides De Amorim ; Wechsler, Francisco Stefano ; Lui, Jeffrey Frederico ; Grupioni, Natalia Vinhal ; Ramos, Salvador Boccaletti ; Munari, Danísio Prado (Ciência Rural, 2011) [Artigo]
It was evaluated the heterogeneity of components of phenotypic variance and its effects on the heritability and repeatability estimates for milk yield in Holstein cattle. The herds were grouped according to their level of ... -
Substituição da farinha de peixe pela silagem de peixe na alimentação de girinos de rã-touro (Rana catesbeiana)
Secco, Edney Murillo; Stéfani, Marta Verardino De ; Vidotti, Rose Meire (Ciência Rural, 2002) [Artigo]
The present work aimed at evaluating the effects of replacement of fish silage on the bullfrog tadpoles diet. A total of five diets was tested as follows: D0- 100% fish meal (FM); D1- 50% FM and 50% acid silage obtained ... -
Trema micrantha Blume na alimentação animal. II - Degradação in vitro dos componentes da parede celular da periquiteira (Trema micrantha Blume), capim Aripuanã (Leptochloa domingensis Trin.) e capim elefante (Pennisetum purpureum Schum)(*)
Andrade, Pedro De; Vieira, Paulo De Figueiredo ; Rosa, Luiz Claudio De A. ; (Acta Amazonica, 1978) [Artigo]
This work with the use of the shrub Trema micrantha Blurry and the grass Aripuanã, as possible feed source for livestock. These plants are at A.R.C., MT and were studied through its in vitro fiber degradation. Their in ... -
An updated Axiom buffalo genotyping array map and mapping of cattle quantitative trait loci to the new water buffalo reference genome assembly
Nascimento, A. V.; Romero, A. R. S. ; ; ; ; ; Tonhati, H. (Animal Genetics, 2021) [Artigo]
The objectives of this study were to provide the buffalo research community with an updated SNP map for the Axiom Buffalo Genotyping (ABG) array with genomic positions for SNP currently unmapped and to map all cattle QTL ... -
Protein and Carbohydrate Fractions in Warm-Season Pastures: Effects of Nitrogen Management Strategies
Berca, Andressa S.; Cardoso, Abmael da S. ; Longhini, Vanessa Z. ; ; ; Reis, Ricardo A. ; Ruggieri, Ana Claudia (Agronomy-basel, 2021) [Artigo]
Nitrogen (N) management affects herbage production and chemical composition; however, information on the impact of tropical herbage on N and carbohydrate fractions is scarce. A two-year study was conducted to investigate ... -
High-concentrate diets with fibrous by-products for feedlot Nellore heifers
; ; ; Ferreira, Daniel S.; Santos, Viviane C. ; Homem Junior, Antonio Carlos ; Pereira Junior, Sergio Antonio G. ; ; Ezequiel, Jane Maria B. (Anais Da Academia Brasileira De Ciencias, 2021) [Artigo]
The objective of this study was to evaluate high-concentrate diets and two energy sources on intake, performance and meat quality parameters of feedlot Nellore heifers. Twenty-eight heifers (200 +/- 22.5 kg BW) were randomly ... -
Effects of supplementation strategies during the growing phase on meat quality of beef cattle finished in different systems
Torrecilhas, Juliana Akamine; ; ; Castagnino, Pablo de Souza ; Simioni, Tiago Adriano ; ; Baldi, Fernando ; Duarte, Juliana Messana ; Silva, Lorrayny Galoro da ; Reis, Ricardo Andrade et al. (Livestock Science, 2021) [Artigo]
One hundred and twenty bulls were used in a randomized complete block design in 2 ? 2 factorial arrangement; two supplements during the growing phase: mineral (ad libitum; MIN) or protein + energy [0.3% of body weight ... -
Selection for feed efficiency elicits different postprandial plasma metabolite profiles in response to poor hygiene of housing conditions in growing pigs
Zem Fraga, Alicia; ; ; Hauschild, Luciano ; (Plos One, 2021) [Artigo]
This study was conducted to compare postprandial plasma concentrations of insulin, energy-related metabolites, and amino acids measured after a 6-week challenge consisting of exposure to good or poor hygiene of housing ...