The objectives of this study were to analyze body measurements 40 crossbred bulls grazing low quality forage with different supplementation strategies, estimate interrelationships among those and carcass compositions, develop systems equations predict fat using measurements. Eight animals slaughtered at the beginning experiment, remaining 90 or 220 d. biometric measures (BM) obtained day before slaughter included hook width, pin pelvic girdle length, rump depth, height, abdomen height...

Intestinal parasitic infections constitute a public health issue in developing countries, with prevalence rates as high 90%, figure set to escalate the socioeconomic status of affected populations deteriorates. Investigating occurrence these among inmates is critical, since this group more vulnerable spread number infectious illnesses.This cross-sectional, analytical, quantitative study was conducted July 2015 at prison facilities located Midwest Brazil estimate infection inmates. For...

Nutrition is one of the most important factors that affect animal performance, and it therefore also impacts on financial results in beef systems. In this way, finding best strategy for feeding supplements paramount importance. Aiming to evaluate effect supplement strategies cows last third gestation, two experiments were conducted. Experiment 1, 35 pregnant Nellore assigned a completely randomized design with four treatments: control, which received no supplement; supplementation 30 d...

O presente artigo tem como objetivo analisar os limites do poder e riscos seu abuso a partir de uma perspectiva filosófico-jurídica, utilizando base as obras Maquiavel, Kelsen, Bobbio, Faoro, Constituição Federal 1988 Lei nº 13.869/2019, conhecida Abuso Autoridade. método utilizado é qualitativo, com abordagem teórica reflexiva, fundamentada na interpretação crítica dos autores contextualização histórica jurídica no Brasil. A pesquisa demonstra que Maquiavel reconhece necessidade equilibrar...

O presente artigo tem como objetivo analisar os impactos da reforma tributária aprovada em 2023 sobre as relações jurídicas privadas no âmbito do Direito Civil, com ênfase nos contratos de longa duração. A problemática central reside na forma alterações sistema tributário, especialmente a substituição tributos por um modelo Imposto Valor Agregado (IVA dual: CBS e IBS), podem comprometer o equilíbrio econômico-financeiro firmados sob lógica anterior. Como metodologia, adota-se pesquisa...

This study was conducted to develop equations predict carcass and body fat compositions using biometric measures (BM) postmortem measurements determine the relationships between BM empty of 44 crossbred bulls under tropical grazing conditions. The were serially slaughtered in 4 groups at approximately 0 d (n = 4), 84 168 8), 235 310 20) growth. day before each slaughter, weighed, taken, including hook bone width, pin abdomen length, rump height, height withers, pelvic girdle rib depth, girth...

This study compared reproductive performance of cows vaccinated against the foot-and-mouth disease (FMD) virus before timed AI or during early pregnancy (Exp. 1), as well rectal temperature (RT) and plasma concentrations acute-phase protein haptoglobin in cattle not FMD 2). Cattle utilized Exp. 1 2 originated from herds with no historical occurrences that received vaccination biannually. In 1, 604 lactating, multiparous, nonpregnant Nelore were randomly assigned on d -31 experiment to...

Ineffective management of pastures still constitutes the main problem in Brazilian livestock industry, which recovery soil fertility is a determinant for restoration. In this context and combination with adoption sustainable technologies, use plant-growth-promoting bacteria (PGPB) may represent an alternative to chemical fertilisers that would reduce costs environmental impacts. study, morphogenetic structural characteristics were evaluated three Urochloa (syn. Brachiaria) varieties. genus...

We evaluated performance, non-carcass components, and carcass characteristics of crossbred Texel lambs in different categories residual intake gain (RIG). assessed 77 (¼ Pantaneira ¾ Texel) non-castrated animals two study phases. The first phase included 47 with an initial average weight 29.9±5.5 kg, the second 30 22.4±3.3 kg. Dry matter (DMI) daily (ADG) were for 70 days. Animals divided into three groups terms efficiency: efficient (high RIG), intermediate (medium or inefficient (low based...

Fifty-seven by-products were collected from regions throughout Brazil. Chemical composition, in vitro neutral detergent fiber digestibility (IVNDFD), and total digestible nutrients (TDN) determined with the objective of grouping similar nutritional characteristics. The belonging to group one (G1) presented highest content exclusive ash nitrogenous compounds [aNDFom(n)] lowest energy content, 42.5% 38.8% IVNDFD TDN, respectively. A new cluster analysis was carried order better characterize G2...

Utilizar as potencialidades das bactérias promotoras de crescimento no e perenidade dos pastos pode ser uma nova estratégia manejo pastagem minimizando chances degradação, ainda melhorar a produtividade qualidade forrageira. Assim, objetivou-se avaliar produção da Urochloa ruziziensis inoculada com do vegetal adubação nitrogenada. Foi avalido massa folhas, forragem total, raízes o teor clorofila U. cultivada em solo originário arenito substrato estéril, cinco BPCV (Azospirillum brasilense...

An analog of a bovine-appeasing substance (BAS) was previously demonstrated to have calming effects, and it could be an alternative alleviate the stress caused by weaning. Thus, objective this study evaluate effects BAS administration at weaning on growth, stress, behavior, response vaccination Nellore calves. Eighty-six calves (40 females 46 males) were abruptly weaned randomly assigned into 1 2 treatments: (1) saline solution (0.9% NaCl; n = 43) (2) (Secure Catte, IRSEA Group, Quartier...

Our objective was to evaluate the effect of Cu, Zn, and Mn source on measures 1) preferential intake mineral-concentrated supplements 2) mineral status pre- postweaning performance beef calves. In Exp. 1, 4 trials were conducted assess Cu (750 mg/kg; Trial 1), Zn (2,000 2), (3,000 3), all 3 elements (Trial 4) supplements. Supplements differed only by Mn, which included hydroxychloride (hydroxy), sulfate, organic options. each trial, simultaneously offered 8 pens early-weaned calves (2...

Avaliaram-se os efeitos da inclusão fonte - subproduto do cacau, mandioca-casca, mandioca-caule e farelo de glúten milho proporção 10 30% subprodutos, em substituição parcial à silagem sobre consumo, digestibilidade dos nutrientes, produção proteína microbiana, balanço nitrogênio, predição das frações digestíveis nutrientes totais. Os consumos matéria seca fibra detergente neutro foram influenciados pela subproduto. A influiu na extrato etéreo carboidratos não fibrosos. O apresentou valor...

RESUMO Objetivou-se avaliar Urochloa spp. submetida a duas situações de estresse hídrico: déficit e alagamento. As forrageiras estudadas foram: U. humidicola cv. Tully, Llanero, brizantha BRS Piatã, Xaraés, decumbens Basilisk ruziziensis Kenedy, os parâmetros avaliados foram relacionados às características estruturais morfogênicas. O trabalho foi desenvolvido em casa vegetação pertencente à Unidade Universitária Aquidauana. Os tratamentos consistiram diferentes condições umidade do solo: 50...

The present work aimed at evaluating models that predict the proportion of bone, muscle, and fat in ewe lamb carcasses using vivo data obtained from 9th to 11th rib section 12th rib. A study population 30 wooled lambs, derived Texel breed crosses, were fed with different concentrate levels (0%, 20%, 40%, 60%, 80%) slaughtered a weight 37.70 ± 10.23 kg. Carcass content (FC%) muscle (MC%) estimated or rib, without additional regarding subcutaneous thickness (SFT mm) carcass ribeye area (RA...

The aim of this study was to evaluate the use different mathematical models describe growth lambs during pre-weaning phase and effect sex on their curve. Data from 51 (26 males 25 females) with a genetic constitution at least 50% Santa Inês breed were used. Lamb weight monitored entire (91 days) by weighing animals weekly scale suitable for sheep, draw body-weight adequacy evaluated coefficient determination, simultaneous F-test parameter identity, concordance correlation coefficient, root...

RESUMO Objetivou-se avaliar as características quantitativas e qualitativas da carcaça carne de cordeiros confinados alimentados com torta girassol. Foram utilizados 28 mestiços Suffolk, quatro 4 meses idade peso médio 21,00±0,74 kg, distribuídos em tratamentos: 0% (controle), 10%, 20% 30% inclusão girassol (% MS). O critério adotado para o abate foi escore corporal (3, escala 1 a 5). A não influenciou medidas comprimento profundidade (P>0,05), pH 24 horas rendimentos dos cortes...

The objective of this study was to evaluate the use different mathematical models describe growth grazing beef cattle. Data 20 Nellore bulls with initial weight 129±28.1 kg and final 405±62.0 were used. animals randomly divided into four plots placed on B. decumbens Stapf pastures. Three received concentrate supplement protein profiles fourth plot only mineral supplement. Animals weighed every 28 days design curve full body weight. Five evaluated animal growth: Multiphase, Linear,...

Objetivou-se avaliar equações adotadas pelo NRC e Detmann para estimar o conteúdo energético de subprodutos agrícolas agroindustriais. Foram avaliados abacaxi, cacau, dendê, feijão, girassol, goiaba, mandioca casca, haste, rama, mamão, manga, maracujá, nabo farelo glúten milho. Todos os animais receberam silagem milho mistura ureia/sulfato amônio (9:1) que as rações com dois níveis cada subproduto se mantivessem isonitrogenadas. Entre modelos predição da proteína bruta digestível (PBad),...

ResumoObjetivou-se avaliar o comportamento ingestivo de novilhas da raça Pantaneira (Bos taurus taurus) confinadas e alimentadas com diferentes tipos feno ração concentrada, uma relação na matéria seca 60:40%, respectivamente. Quinze animais, peso médio inicial 298kg idade 30 meses, foram distribuídos em um delineamento inteiramente casualizado, três lotes, cinco repetições. Os fenos utilizados foram: deBrachiaria brizantha cv. Piatã, Panicum maximum Massai, Stylosantes capitata/macrocephala...

Os consumidores estão cada vez mais interessados em consumir produtos saudáveis e de melhor qualidade. A dieta oferecida aos animais pode afetar fortemente a composição da carne. Desta forma, objetivou-se avaliar o efeito dos diferentes níveis concentrado sobre perfil lipídico (carne in natura) teor colesterol natura assada) cortes cárneos borregas. Para isso, vinte quatro borregas com peso médio 23,1 ± 2,1 kg foram confinadas alimentadas (20, 40, 60 80%) por 120 dias. As dietas consistiram...

This study aimed to assess the performance, carcass traits, and non-carcass components of feedlot finished Texel crossbred lambs from different residual feed intake classes (RFI). Forty-seven uncastrated male (¾ + ¼ Pantaneira) tested here were 4-month-old with an initial weight 29.9 ± 5.5 kg. The confined for 70 days individual dry matter (DMI) average daily gain (ADG) assessment. diet containing corn silage was provided as roughage, while concentrate consisted grain, soybean meal, urea,...