ABSTRACT The objective of this study was to evaluate the effect a phytogenic additive on nutrient intake, diet digestibility, nitrogen balance, and ruminal parameters lambs. Four lambs with an average body weight 27.6 ± 2.9 kg were distributed in 4 × Latin square design fed basal composed 600 g DM/day corn silage 400 concentrate. supplemented no 0.0, 2.0, 4.0, 6.0 g/kg DM pepper. intake DM, crude protein (CP), organic matter (OM), neutral detergent fiber (NDF) g/day decreased linearly (P...

Foi determinada a recuperação fecal de quatro indicadores internos: cinza insolúvel em ácido (CIA), detergente (CIDA), fibra indigestível (FDAI) e neutro (FDNI) digestibilidade aparente da matéria seca (MS) orgânica (MO). Foram utilizados ovinos castrados, alimentados com níveis substituição do milho pela farinha varredura. As amostras dos alimentos, sobras fezes foram incubadas in situ, durante 192 horas, três vacas Holandesas, portadoras cânula rúmen para determinar as fibras...

O objetivo neste trabalho foi avaliar a digestibilidade aparente de rações com diferentes teores proteína degradável no rúmen (PDR) e fonte amido baixa degradabilidade ruminal (milho moído) em ovinos. Utilizaram-se quatro ovinos castrados, sem raça definida (SRD), peso vivo médio 38,5 kg, um delineamento experimental quadrado latino 4 x 4. As experimentais utilizadas foram compostas 75% volumoso (feno aveia) 25% concentrado à base milho moído (MM), farelo soja (FS), algodão (FA), farinha...

The objective of this study was to evaluate the sugarcane silage in relation chemical composition, pH, total losses, aerobic stability, vitro digestibility dry matter (IVDDM) and effective degradability (ED) bovine buffaloes under following treatments (on a (DM) basis): control (control), with addition 3.3% urea; Lactobacillus buchneri (inoculate); inoculate + 25.0% soybean hull, cassava byproduct meal. experiment analyzed through completely randomized design three replications, for DM ED,...

This study aimed to evaluate the inclusion of 0.0%, 0.4%, 0.8%, and 1.2% slow release urea (SRU) in sheep feed on intake total digestibility coefficient (DC) nutrients ruminal parameters living tropical regions. Four with a body weight (BW) average 30.8 ± 1.7 kg were assigned Latin square design. The animals placed metabolic cages received two meals day. Intake data DC subjected analysis variance differences tested using regression equation 5% probability. SRU did not change (p >...

Avaliaram-se os efeitos dos níveis de substituição do milho (MI) pela farinha varredura mandioca (FV) (25, 50, 75 e 100%) em rações para ovinos, sobre consumo voluntário, digestibilidade total nutrientes, balanços nitrogênio (BN) energia (BE), pH concentração amoniacal (N-NH3) líquido ruminal. Foram utilizados quatro carneiros machos, castrados, sem raça definida, com peso médio 41,4 kg vivo um ensaio utilizando o método coleta fezes urina. Os animais foram mantidos gaiolas metabólicas,...

The objective this work was to evaluate the inclusion of 0, 5, 10 and 15% fermented brewer’s grain (FBG) in diets dairy cows on intake total digestibility coefficient (DC) nutrients, production milk quality. Twenty-eight Holstein were used, with 100 ± 21 days milk, average body weight (BW) 612 110 kg, fed corn silage, ryegrass FBG concentrate. Intake data nutrient’s DC, quality subjected regression analysis 5% probability. DM animals ad libitum. levels did not influence (p > 0.05) nutrient...

Avaliaram-se os coeficientes de digestibilidade (CD) parcial e total dos nutrientes, o pH, a concentração nitrogênio amoniacal (N-NH3) do líquido ruminal eficiência síntese microbiana em bovinos alimentados com rações contendo 0; 8; 16 24% resíduo cervejaria fermentado (RCF). O foi conservado silo superfície (5.000 kg). Foram utilizados quatro da raça Holandesa peso corporal 480 ± 100 kg, portadores cânula duodenal, distribuídos delineamento quadrado latino 4 × 4. consumo médio MS pelos...

The objective was evaluate the levels of concentrate supplementation (0.0%, 0.5%, 1.0% and 1.5% body weight – BW) consisting cottonseed with ground corn (CSGC) in proportion 50% each lambs finished on pasture (Grass Marandu) slaughtered at 31.7 kg BW, average daily gain (ADG), days (DS) cost production dry season. We used 20 initial BW 19 ± 0.5 four treatments. CSGC provided stalls separated by level eighteen hours daily. a completely randomized design to determine ADG DS supplemented...

O objetivo deste trabalho foi avaliar os efeitos da inclusão torta de girassol na dieta cordeiros em confinamento sobre o desempenho produtivo dos animais. Utilizaram-se 40 sem raça definida, não castrados, com peso médio inicial 20,17±2,66 kg, alimentados 0, 7, 14, 21 e 28% (base seca). experimento conduzido delineamento blocos ao acaso. A alterou consumo matéria seca (883,58 g por dia), a conversão alimentar (4,40) água (2,59 L dia). aumento níveis diminuiu linearmente final, ganho total,...

The objective was to evaluate the use of concentrate in diet lambs on intake and total digestibility coefficient (DC) nutrients, ruminal characteristics, rectal body temperature. It used four without breed defined (SRD), entire, with average weight (BW) 19.3 ± 2.07 kg using a Latin square design, 4 x 4. animals were housed metabolism cages fed twice day consisting corn silage at ratio 20, 40, 60 80% dry matter diet, composite grains soybean meal. Leftovers measured daily feces collected...

Inadequate management in recent times has been considered the main factor contributing to pasture degradation. A major reason for this is related gross errors of grazing as a consequence lack knowledge ecophysiological limits forage. This review aimed approach importance organic reserves grasses under grazing. Therefore, predominant effect animal reduction leaf area which impacts on carbohydrate and nitrogen consequently growth tillers, leaves roots. Grass after defoliation rate...

<p>This study measured the ruminal parameters, feed intake, fecal and urinary N production, balance (NB) in sheep fed increasing levels of residue from extraction tamarind pulp (RETP) on a 0.0%, 5.0%, 10.0%, 15.0% dry matter (DM) basis. Four mixed-breed male weighing 40.38 ± 2.10 kg body weight were distributed 4 × Latin square design. The animals allocated to metabolism cages twice day. Each experimental period lasted 20 days. pH concentration ammonia nitrogen (NH3-N) fluid measured....

This study aimed to evaluate the effects of Streptococcus bovis on fermentation characteristics and nutritive value Tanzania grass silage. was chopped left untreated (U) or treated with JB1 at 1 × 10 6 colony-forming units per gram (cfu/g) fresh forage HC5 cfu/g packed into sixtuplicate laboratory silos. The largest number enterobacteria, molds yeast (M&Y) occurred in silages smallest populations enterobacteria M&Y numbers lactic acid bacteria (LAB), 9.81 9.87 log cfu/g, were...

Objetivou-se avaliar os diferentes teores de suplementação (0,0%; 0,5%; 1,0% e 1,5% do peso corporal – PC) caroço algodão - Gossypium hirsutum com grão milho moído Zea mays. L (CAGM) na proporção 50% cada, em cordeiros terminados a pasto (Brachiaria brizantha cv. Marandu) sobre o ganho médio diário (GMD), dias (DS), conversão alimentar (CA) eficiência (EA) suplemento. Foram utilizados 28 sem raça definida (PC) aproximadamente 19 ± 0,5 kg distribuídos quatro tratamentos até atingirem abate 30...

This study aimed to evaluate the use of sodium monensina (Rumensin®) and yeast culture (Saccharomyces cerevisiae - Beef sacc®) on concentration short chain fatty acids (SCFA), ammonia ruminal pH, microbial efficiency in bubaline bovine, fed diets with 50% concentrate. Three buffalos three bovines whith cannulas rumen duodenum were distributed two Latin squares, factorial arrangement 3 x 2. The concentrations SCFA, pH determined every hours. flow digest protein from de utilization...

This study aimed to evaluate the content of neutral detergent fiber (NDF) and acid (FDA) Marandu, Humidicula; Massai; Mombaça grass obtained by three different procedures with conventional method (CON), Filter Bag Technique Ankom® (FBT) adapted EMBRAPA (EMB). The forage plants were in Southwest region Mato Grosso September; samples collected from pastures planted years. There batteries (runs) for each procedure (method) determination NDF ADF forages. realised We used a completely randomized...

O objetivo do presente estudo foi avaliar cinco híbridos de milho (Zea mays L.) Pioneer: superprecoce P32R21, os precoces P30R07, P3041 e P30F33 o semiprecoce P30F80, quanto à composição química, em diferentes estádios maturação. delineamento utilizado blocos ao acaso, com tratamentos quatro repetições. A colheita das amostras dos adotada estimando-se maturação da planta: 30, 34, 38, 42 46% matéria seca (MS). Para cada estádio maturação, procedeu-se separação colmo + bainha, lâmina foliar...

Avaliaram-se a influência do fornecimento de 23, 43 e 63% concentrado em dietas com milho moído resíduo desidratado mandioca como fonte amido sobre o consumo, os coeficientes digestibilidade total parcial dos nutrientes, concentração amônia, pH ruminal eficiência microbiana. Utilizaram-se três bovinos holandeses (Bos taurus) búfalos Murrah (Bubalus bubalis) 473±54 kg 400±33 peso corporal (PC), respectivamente, canulados no rúmen duodeno. Os fluxos duodenais fecais foram estimados...

Evaluated the economic viability of different levels inclusion cottonseed - COS (0%, 10%, 20%, 30%) on feed for bulls finshed in feedlot. The diets containing 85% concentrate (soybean hulls – SOH, soybean meal SOM) and 15% rouglage (sugar cane bagasse, sugar-hydrolyzed SHY). Were used 32 Nelore with a mean age 36 months body weight (BW) initial 424 ± 25 kg 90 days. We completely randomized design. Data average daily gain (ADG) treatments were submitted to analysis variance tested by means...

The study evaluated the protein and carbohydrate fraction, dry matter (DM) crude (CP) effective rumen degradability (ED), DM CP in vitro ruminal digestibility (RDIV), rumen-undegradable (RUDP) intestinal digestion (IDIV) amino-acid (AA) fatty acid (FA) profile of wet brewer’s grain (WBG), fermented (FBG). FBG was obtained from WBG fermentation. ED were determined three Holstein steers with cannula. IDIV RUDP by three-stage method. values for submitted to variance analysis, a randomized...

Objetivou-se avaliar os efeitos de teores crescentes proteína degradável no rúmen (PDR = 47, 52, 57 e 62%) associados a fontes amido baixa (milho) ou alta (farinha varredura mandioca - FVM) degradabilidade ruminal em rações com 50:50% volumoso:concentrado sobre digestibilidade in vitro da MS (DIVMS) o ganho peso novilhos crescimento. Para determinação DIVMS, foi utilizada técnica dois estádios Tilley & Terry (1963). As médias obtidas para DIVMS foram submetidas às análises variância...

Evaluated the nitrogen intake, fecal and urinary production balance (NB) in lambs fed levels increasing of concentrate (20.0%, 40.0%, 60.0% 80.0 %) southwestern region Mato Grosso. Were used four mongrel (SRD), intact, with body weight (BW) averaged 19.3 ± 2.1 kg allocated to metabolism cages, twice daily, was composed ground corn soybean roughage utilized silage. a design latin square 4X4, leavings, faeces urine were collected daily for six days, each collection period. Each experimental...

The effects of ionophores (monensin) and probiotic (Saccharomyces cerevisiae + selenium chromium) in diets with 80% forage were evaluated on the digestibility nutrients. Three buffaloes, Murrah (Bubalus bubalis) three cattle, Holstein (Bos taurus), an average weight 520 ± 30 kg 480 182 kg, respectively, rumen cannula, over experimental design two 3 x Latin squares a 2 factorial arrangement, absence or presence additives: ionophore species, used. internal flow indicator fecal dry matter (DM)...