- Animal Nutrition and Physiology
- Aquaculture Nutrition and Growth
- Livestock and Poultry Management
- Meat and Animal Product Quality
- Phytase and its Applications
- Rabbits: Nutrition, Reproduction, Health
- Agriculture Sustainability and Environmental Impact
- Antioxidant Activity and Oxidative Stress
- Banana Cultivation and Research
- Moringa oleifera research and applications
- Agricultural and Food Sciences
- Trace Elements in Health
- Animal Behavior and Welfare Studies
- Pharmacological Effects and Assays
- Multi-Criteria Decision Making
- Biochemical effects in animals
- Growth and nutrition in plants
- Bird parasitology and diseases
- Selenium in Biological Systems
- Insect and Pesticide Research
- Advanced Chemical Sensor Technologies
- Polysaccharides Composition and Applications
- Pesticide Residue Analysis and Safety
- Soybean genetics and cultivation
- Sensory Analysis and Statistical Methods
Universidade Federal de Lavras
2013-2024
Universidade Federal Rural da Amazônia
2024
Brazilian Agricultural Research Corporation
2024
Museu Paraense Emílio Goeldi
2024
ORCID
2022
National Council for Scientific and Technological Development
2002-2012
International Foundation for Electoral Systems
2012
Universidade Federal dos Vales do Jequitinhonha e Mucuri
2009
Universidade Federal de Uberlândia
2008
Fundação de Amparo à Pesquisa do Estado de Minas Gerais
2008
Insects are a valuable source of nutrients for fish, but little is known about their nutritional value Nile tilapia fingerlings. To evaluate the and energy apparent digestibility coefficient (ADC) five insects Tilapia male fingerlings, 900 fish were distributed in 18 fiberglass conic tanks, completely randomized design, with six dietary treatments (control, Nauphoeta cinerea meal (NCM) (Blattodea), Zophobas morio larvae (ZMM) (Coleptera), Gromphadorhina portentosa (GPM) Gryllus assimilis...
AbstractUnderstanding the metabolism of lipoproteins in birds is important to enable nutritionists design diets aimed at obtaining better meat characteristics and egg quality, can furnish useful information for future studies. In comparison mammals, there are a number expressive differences lipids birds, such as transport dietary liver, hepatic lipogenesis presence unique blood (portomicrons). Greater found egg-laying hens during production phase, which produced under action oestrogen, used...
The objective of this study was to determine the chemical and energy composition spirulina (Spirulina platensis), nutrient metabolizability coefficients, values apparent metabolizable (AME) corrected for nitrogen balance (AMEn) in broilers. A digestibility trial carried out by using total excreta collection method, with 90 Cobb 500 lineage chicks, initial weight 256 ± 5 g at 11 days age. Birds were allotted metabolic cages 10 days, distributed a completely randomized design, three treatments...
This study investigated the effect of supplementation a Bacillus subtilis strain DSM 17299 on broilers, including evaluation performance, nutrient digestibility, intestinal morphology, and content pH. The treatments also were evaluated for economic value based performance dietary costs. Performance was improved probiotic treated birds wk one through 5 post hatch, at 6 demonstrated that addition reduced production Total tract digestibility dry matter (DM), crude protein (CP), apparent...
Dois experimentos foram conduzidos para determinar os valores de energia metabolizável aparente (EMA) e verdadeira (EMV) 11 alimentos (amostras milho seus subprodutos milheto), utilizando o método tradicional coleta total excretas, com pintos em crescimento da alimentação forçada, galos adultos (método Sibbald). No exp. I, 540 Hubbard machos receberam as rações experimentais quatro repetições 10 aves cada, exceto a ração referência, qual foi fornecida seis repetições. II, cada um dos...
Em um ensaio de digestibilidade, avaliou-se o método coleta total excretas e do óxido crômico como indicador. Determinou-se a energia metabolizável aparente corrigida pelo nitrogênio retido (EMAn) os coeficientes digestibilidade da matéria seca (CDAMS) uma ração à base milho farelo soja, contendo 19% PB 3.100 kcal EM/kg. Foram utilizados 60 galos Leghorn, com peso 2.350±105 g. Cada galo foi avaliado pelos dois métodos simultaneamente em períodos consecutivos. Utilizou-se delineamento...
O objetivo deste trabalho foi avaliar o uso de valores equivalência da fitase como base para redução fósforo disponível (P-disp) em dietas frangos. Foram avaliados dez planos nutricionais com seis repetições 15 aves cada uma. Avaliaram-se: desempenho, teor cinzas na tíbia e custo ração. De 1 a 7 36 42 dias idade, as receberam dieta basal; 8 21 dias, sem contendo 3,9 g kg-1 P-disp quatro 1,1 2,5 P-disp; 22 35 3,4 mais 1,6 P-disp. melhor plano nutricional composto pelas dietas: 4,7 (1 dias);...
The present study was developed using 864 Hy-Line W36 laying hens (42 to 58 weeks of age) with a randomized experimental design in 4x3 factorial arrangement, five replicates and 12 birds per unit 4 evaluation periods 28 days each. digestible lysine levels studied were 0.675%, 0.743%, 0.811% 0.879%, the threonine 0.542%, 0.596% 0.650%. performance egg quality evaluated. There no significant effects on production, specific gravity, albumen yolk percentage total solids for submitted different...
The current study was conducted to evaluate the quality and profile of fatty acid in breast thigh, performance broilers fed diets containing seed or oil chia (Salvia hispanica L.) as a replacement for soybean, rearing period from 29 42 days age.On 29th day age, 120 were distributed four treatments evaluated five replicates six birds. grain soybean respectively replaced on weightto-weight basis formulation by chia, constituting experimental diets. roasted whole included feed at 16.4%, whereas...
Summary The objective of this study was to determine the apparent metabolisable energy corrected for nitrogen balance (AMEn) some products containing glycerine from soybean oil (GOIL), a mixture frying and lard (GMIX) semi‐purified process (GSP) in broilers different ages (10, 20, 30 40 days post‐hatching), using two methodologies. In trial 1, basal diets were replaced with 100 g/kg each studied product supplied ad libitum . Three hundred used five replicates, five, four, three animals per...
The use of a suitable methodology to quantify the phytate phosphorus (Pphy) content in both feed and excreta from broilers is required enable accurate calculation catalytic efficiency phytase supplemented feed. This study was conducted compare 2 analytical methodologies (colorimetry also high-performance liquid chromatography with refractive index detector) order calculate by utilizing results that shown be most appropriate. One hundred twenty were distributed (4+1)×2 factorial arrangement,...
Dois experimentos foram conduzidos para avaliar o efeito da adição de óleo soja e um complexo enzimático em rações à base milho farelo soja, sobre desempenho frangos corte a digestibilidade dos nutrientes. No experimento 1, utilizados 960 pintos corte, não sexados, os quais receberam tratamentos esquema fatorial 4 x 2 (quatro níveis inclusão soja: 0; 2,5; 5,0 7,5%, com ou sem contendo amilase, xilanase protease), quatro repetições 30 aves cada, no período 1 21 dias idade. Dos 22 aos 42...
Este trabalho foi realizado visando obter equações de predição para estimar os valores energia metabolizável (EMAn) alimentos concentrados origem vegetal comumente utilizados nas rações aves utilizando-se o princípio da meta-análise. Dados com EMAn e composição química dos (proteína bruta, PB; extrato etéreo, EE; matéria mineral, MM; fibra FB, em detergente neutro, FDN ácido, FDA) foram a considerando desses alimentos. Foram incluídos efeitos sexo três níveis (macho, fêmea mistos); idade...
Two experiments were conducted to test the suitability of a set prediction equations predict nitrogen-corrected apparent metabolizable energy (AMEn) protein and energetic ingredient concentrates used by poultry feed industry. Nine nine evaluated in six replicates each via substitution for 300 400 g/kg basal diet, respectively. These values compared AMEn estimated that utilized data on chemistry composition feedstuffs. All efficient estimating tested We concluded studied can be estimate...
Continuous advances in the poultry industry have stimulated use of alternative feeds diets, and particular glycerine, given its availability via increase world production biodiesel. Glycerol is principal component can be used as an energy source to replace e.g. corn. However, other residual compounds, such methanol high levels sodium, limit animal large quantities. Several studies found that nitrogen-corrected apparent metabolisable glycerine (AMEn) varies significantly between broilers,...
The kinetics of starch digestion in the small intestine, nutrient utilisation and performance growing pigs that were fed diets containing maize different particle sizes evaluated. For evaluation, 42 barrows females (initial weight: 30.5 ± 1.78 kg) used a randomised block design with three treatments [maize geometric mean diameters (GMD) 550, 700 850 μm] seven replications. To evaluate digestion, one animal from each experimental trial was sacrificed. intestine removed separated into five...
A set of prediction equations to estimate the nitrogen-corrected apparent metabolizable energy (AMEn) individual ingredients and diets used in poultry feed industry was evaluated. The AMEn values three (maize, sorghum defatted maize germ meal), four protein (soybean meal, gluten meal 60% crude protein, integral micronized soy roasted whole soybean) (three containing feedstuffs, complex diets, one only corn-soybean basal diet) were determined using a metabolism assay with male broilers from 1...
Os valores energéticos (energia metabolizável aparente - EMA e verdadeira EMV) de amostras farelo soja (1, 2, 3, 4 texturizado) integral processada (Jet Sploder, tostada micronizada) foram determinados, utilizando-se o método tradicional coleta total excretas, com pintos em crescimento alimentação forçada, galos adultos. No primeiro ensaio, as rações experimentais os 8 alimentos fornecidas a quatro repetições 10 aves cada, exceto ração referência, qual foi fornecida seis repetições. segundo...
O experimento foi realizado para avaliar o desempenho e teor de minerais na cama frangos no período 1 a 21 dias idade, alimentados com rações contendo níveis reduzidos proteína bruta (PB) fósforo disponível (Pd) suplementadas aminoácidos fitase. Foram utilizados 1.500 pintos corte machos um dia da marca comercial Cobb, distribuídos em delineamento blocos casualizados, esquema fatorial 3 x + 1, três PB (15, 17 19%), Pd (0,25; 0,34 0,45%) uma ração controle formulada acordo os nutricionais...
Determinaram-se a composição química e os valores energéticos de 45 híbridos milho em quatro ensaios metabolismo com pintos crescimento. Foram utilizados 1.225 machos 19 dias idade (350 nos 1, 2 3 175 no ensaio 4). Os foram compostos 14 tratamentos, constituídos, cada um, 13 dietas-teste uma dieta-referência. O 4 foi composto sete constituídos seis Em todos ensaios, milhos substituíram 40% da Adotou-se delineamento inteiramente casualizado, cinco repetições 5 aves/parcela. As dietas água...
It was evaluated the effect of diets supplemented or not with ractopamine and digestible lysine on performance carcass characteristics finishing pigs. A total 50 barrows gilts (90.2 kg ± 3.5 kg) were used. In growth trial, a randomized block design utilized in 5 x 2 factorial arrangement, consisting five levels (0.68; 0.78; 0.88; 0.98 1.08%) two (0 ppm), totaling ten replications. study characteristics, same used, but another factor (sex animals- female male) included, 20 treatments, each...
Two experiments using Cobb broiler chicks from 8 to 35 days of age were carried out evaluate the effect reducing levels calcium and available phosphorus in diets supplemented with 500 ftu phytase/kg on performance birds, content ashes tibia, metabolizable energy diet, metabolizability dry matter crude protein. It was used 1,404 experiment 1 feed intake, weight gain, food conversion percentage tibia. In 2, simultaneously 1, a total 390 birds transferred metabolism room determine two...
O experimento foi realizado objetivando-se avaliar o efeito de nove planos nutrição (PN) sobre desempenho um lote misto 576 codornas, distribuído em delineamento experimental inteiramente ao acaso, com tratamentos e quatro repetições 16 aves. Nas fases 1 a 21 dias idade, os PN foram: PN1 = 28% proteína bruta (PB), 1,5% lisina (L) 1,1% metionina+cistina (MC) 24%PB, 1,3%L 0,9%MC 22 42 (controle); PN2 25,2% PB, 1,23% L 0,83% MC 21,6% 1,0% 0,74% dias; PN3 22,4% 0,71% 1,2% 19,2% 0,64% 0,95% PN4...
Foram conduzidos seis ensaios de metabolismo no Departamento Zootecnia da Universidade Federal Lavras (UFLA) ano 2002, com objetivo avaliar a composição química e nutricional 8 alimentos protéicos 10 energéticos. Para o primeiro ensaio, foram selecionados animais peso-vivo médio 40,4 kg, sendo analisado farelo algodão, soja micronizada, soja, linhaça, farinha pâncreas suíno, vísceras suína, milho comum, milheto em grão moído, resíduo bolacha, óleo canola, gordura coco suína. segundo 50,2 kg...
Objetivando determinar as exigências nutricionais de lisina para 252 poedeiras semipesadas, foi conduzido um experimento em delineamento inteiramente ao acaso, com sete tratamentos, constituídos seis repetições aves. As dietas, isoprotéicas (17,1% PB) e isocalóricas (2.800 kcal/kg-EM), foram formuladas atender às das aves todos os nutrientes, exceto lisina, que suplementada L-lisina • HCl (78,4% lisina), resultando nos seguintes níveis: 0,79; 0,83; 0,87; 0,91; 0,95; 0,99 1,03% total....