Abstract: The aim of the study was to evaluate the performance and physiological responses of juvenile tambaqui (Colossoma macropomum) fed diets containing pequi oil (Caryocar brasiliense, Camb). A total of 240 juveniles were observed, with an average weight of 17.91±4

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Abstract: Tilapia masculinization can be induced by oral administration of α-methyltestosterone (MT), which is commonly dissolved in ethanol to be added to the feed. However, there are many benefits in using alternative vehicles, such as oil. The incorporation time, ve

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Abstract: The current study evaluates the effect of partial or total replacement of fish meal with Haematococcus pluvialis microalgae, cultivated in an NPK culture medium, on the growth performance of Macrobrachion amazonicum shrimp post-larvae. Four diets were formula

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Abstract: The use of probiotics and exogenous enzymes in fish feed is a promising alternative to improve animal performance. This study evaluated the feasibility of applying Bacillus sp. SMIA-2 and its enzymes as supplements in the diet for juvenile tilapia. The effect

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Abstract: This work wass designed to analyze the possibility of heavy metals inducing oxidative stress and biochemical perturbations effect on fresh water fish and their impact directly or indirectly on the human race. Due to continuous drainage of municipal waste, tan

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Abstract: The aimed of this study was to evaluate the influence of dietary protein levels on the biochemical and hematological parameters of pirarucu (Arapaima gigas). A total of 60 pirarucus specimens were used with an initial average weight of 499 ± 36 g and an initi

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Abstract: This study aims to increase the utilization of banana peels, a local agricultural by-product, by improving nutrient value and partially reducing the presence of anti-nutritional factors (ANFs) as an alternative ingredient in fish feed. The feasibility of mola

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Abstract: The aim of this study was to evaluate the inclusion of different levels of soybean meal in pirarucu’s diet. 200 pirarucu juveniles (152.15 ± 0.8 g) were distributed in 20 polyethylene tanks with a continuous water flow system. A completely randomized experime

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Abstract: A study was conducted to assess the impact of partially replacing fish meal and fish oil with fish meal oil and residue in diets for pacamã fry (Lophiosilurus alexandri). Eight diets were formulated to be isoproteic and isoenergetic, varying with four levels

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Abstract: The aim of this study was to examine the effect of longer cutting intervals on morphogenetic and structural traits, herbage production, nutritional value, and in vitro digestibility of Guinea grass cv. Mombaça (Mombaça grass). Four cutting intervals (49, 63,

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Abstract: The objective of this study was to assess the effect of cutting time on the nutritional composition and dehydration rate of stargrass, as well as the nutritional value of the hay as a function of storage time. Two plant cutting times were analyzed: at 13:00 (

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Abstract: The objective of this study was to evaluate the fermentation profile and nutritional value of Marandu grass silage (Urochloa brizantha (Hoschst.Ex. A. Rich) R. D. Webster cv. Marandu Syn. Brachiaria brizantha (Hochst. Ex A. Rich) Stapf cv. Marandu} with diffe

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Abstract: This experiment investigated effects of phenological stages and ensiling length on chemical composition of Megathyrsus maximus ensiled with Moringa oleifera seeds at different proportions. The grass was harvested at 8 (vegetative stage) and 11 (reproductive s

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Abstract: The objective of this study was to determine the agronomic characteristics, chemical composition and in situ degradability of different sorghum genotypes. The experiment was conducted at the National Maize and Sorghum Research Center - Sete Lagoas, MG. For ag

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Abstract: This study aimed to correlate the physical characteristics of ground corn, at different crushing intensities, with the zootechnical performance of piglets in the nursery phase. Forty piglets (20 castrated males and 20 females) with an initial average weight o

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Abstract: The aim of the present study was to evaluate the dietary effect of an enzymatic complex on the growth performance variables, blood parameters, and economic viability of piglets. To achieve this, we used 80 piglets (40 castrated males and 40 females) in a 2 ×

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Abstract: Food production in a sustainable way is based on the association between animals and vegetables to minimize costs, environmental impact, and the use of insums in the breeding process. The objective of this work was to evaluate the effect of the inclusion of p

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Abstract: An experiment was conducted to investigate the influence of in ovo feeding of black cumin extract (BC) on the intestinal morphology and physiological responses of broilers thermally challenged during incubation. The study involved the use of seven hundred Mar

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Abstract: The present study evaluated the effects of dietary inclusion of spirulina on productive performance, nutrient utilization, and egg quality of Japanese quails. One hundred twenty quails were included in a completely randomized design with four treatments and f

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Abstract: This study aimed to assess the impact of incorporating fish waste oil into laying hens' diets on apparent nutrient digestibility and apparent metabolizable energy. A total of 72 Hisex White laying hens (25 weeks old) were employed in a completely randomized d

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Abstract: The physiological, immunological, and microbiological traits of 180 Ross-308 broiler chickens were examined in relation to supplementary soybean bioactive peptide (SBP) levels and vitamin E. Group 1 was the control group, Groups 2, 3, and 4 were given a basal

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Abstract: The present study aimed to determine the ideal levels of total methionine + cystine for Muscovy ducks in confinement. Two hundred and forty Muscovy ducks of the creole strain were distributed in a completely randomized experimental design where the treatments

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Abstract: This review aimed to address all relevant parts of the digestive physiology of rabbits, before and after weaning, with a view to enabling greater understanding of these phases and reducing the mortality of kits. The biggest bottlenecks in Brazilian rabbit far

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Abstract: The objective of this study was to evaluate the effect of palm kernel cake and ram effect on reproductive activity of postpartum and lactating ewes. Twenty multiparous ewes, five to eleven days postpartum, were separated into four different treatments: contro

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Abstract: This study aimed to evaluate the nutrient intake, milk production, and production costs of dairy goats fed diets containing the rations with cactus cladodes (Opuntia stricta or Nopalea cochenillifera) associated with silage (Sorghum bicolor) or Tifton hay (Cy

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Abstract: Summer pruning of fruit species as an alternative for feeding with vegetable waste in beef cattle breeding is observed. The experiment was conducted in 2020 in an experimental farm for beef cows (Hornless Hereford breed) of the Research Institute of Mountain

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Abstract: The objective of this research was to determine the ingestive behavior, volatile fatty acids, and blood biochemical and hormonal variables of goats consuming a diet with 15% glycerin. Feed efficiency (FE) and rumination (ER) of dry matter intake (DMI) and neu

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Abstract: A 84-day trial was conducted to investigate the potentialities of Vernonia amygdalina and Moringa oleifera leaves as natural growth promoters in ruminant production. Hence, the leaves were identified, collected, screened, air-dried, and milled separately into

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Abstract: Supplementation strategies have been studied to increase animal performance and the quality of meat. Thus, this study was carried out to evaluate the influence of different supplementation strategies on the performance, feed intake, digestibility and ingestiv

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Abstract: The aim of this study was to evaluate Pearson's linear correlations between productive and economic indicators as well as to estimate economic equations as tools in dairy farming. We used the database of the Research Group, registered with CNPq under the titl

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Abstract: This research evaluated the effects of diets containing or not containing deactivated soybean sums on productive performance, carcass attributes, carcass ultrasound, and feed cost in confined heifers with 1/2 Nellore-Angus blood. We used blood from 60 1/2 Nel

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Abstract: The objective of this work is to identify which carcass and cut characteristics have the best discriminatory power, between sexes and slaughter weights, through discriminant analysis. Were used 32 goats, with initial average weights of 3.11 kg for males and 3

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Abstract: The objective was to identify sets of relevant atributes for pricing Mangalarga Marchador horses at auctions and to estimate a hedonic pricing function. We analyzed 452 horses at 20 auctions. The studied variables were characteristics intrinsic to the animals

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Abstract: Ticks are obligate ectoparasite arthropods of the class Arachnida distributed worldwide and can parasitize many animals. They constitute one of the most important groups of vectors of infectious diseases, including zoonoses. The objective of this study was to

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Abstract: The aim of this study was to evaluate the morphometric parameters and the mass of adipose tissues of rats fed with cactacea flour. The animals were divided into five groups: C (Control), H (Hypercaloric diet), HP (Hypercaloric diet with 5% Pereskia grandifoli

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Abstract: The aim of this study was to investigate the effectiveness of intratesticular injection (ITI) of sodium chloride (NaCl) at two different concentrations for supressing reproductive development in goat kids at two months of age. The experiment was carried out a

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Abstract: The objective of this work was to evaluate the non-carcass components of crossbred Santa Inês lambs finished in feedlot with the inclusion of different levels of red propolis extract (RPE). Thirty-five crossbred lambs were used with an average weight of 17.08

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Abstract: Considering that buffalo milk is one of the richest in composition, mainly due to its fat fraction, the objective of this research communication was to determine the detailed fatty acid (FA) profile of buffalo milk produced in southern Brazil. Samples were co

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Abstract: Twenty-four lambs between four and five months of age were divided into sex classes: uncastrated males, castrated males and females, eight for each treatment, with an average body weight of 27.00 ± 3.13 kg. dry matter and water intakes were higher for uncastr

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Abstract: Burger is a practical source of animal protein for consumers, sold both raw (ready-to-cook) and cooked (ready-to-eat), and can be an alternative to stimulate the consumption of rabbit meat, which is a source of healthy animal protein. This study evaluated the

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Abstract: The purpose of this study was to establish a multivariate model using two complementary multivariate statistical techniques: Factor Analysis and Stepwise Multiple Regression, to predict tissue composition through carcass characteristics of Santa Inês sheep. T

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Abstract: The aim was to evaluate the correlation and develop regression equations for the body composition of sheep of different sex classes, obtained by the comparative slaughter method, using the composition of the neck region and loin eye area (LEA). Forty-five she

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Abstract: The study was carried out in the region of Placas, Pará. Objective: identify the main causing agents of mastitis, as well as evaluating the resistance profile of the isolated agents against antimicrobials. Methods: Ten properties were evaluated, where 161 ani

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Abstract: Studies with bioeconomic modeling can be identified in animal science. However, there are distinct typologies associated with the term bioeconomy with different meanings and approaches. The present study aims to examine the Bioeconomy/Bioeconomics approaches

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Abstract: This study aimed to evaluate the feeding time and reactivity of male and female foals exposed to novel objects (seven plastic balls measuring 8 cm in diameter) placed inside the feeder. Eleven mixed-breed foals (males = 6; 316 ± 42 kg of BW, females = 5; 290

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Abstract: The aim of this study was to investigate the hair coat characteristics of sows raised in a free-range system in a tropical climate and assess associations with effective radiative properties and thermal conductivity. Bristles were collected from December 2017

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Abstract: This study aimed to evaluate the effect of the position of bait nests on the capture of stingless bee species. The experiment was conducted in the rural area of the municipality of Campo Grande, state of Mato Grosso do Sul, from May 2022 to September 2022. Th

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Abstract: Sidewall openings play an important role in the indoor conditions of livestock buildings. It influences airflow patterns, air velocity distribution at the animal-occupied zones and the illumination level in the naturally ventilated animal building. However, t

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Abstract: Oxidative stress is the result of an imbalance between the production of oxidant precursors and the capacity of antioxidant defense. Oxygen free radicals play an important role in causing diseases. In this study, the protective effect of ethanolic avocado on

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Abstract: The saiga antelope (Saiga tatarica tatarica L., 1766, S) is a prominent ungulate mammal species inhabiting Central Asia. Over the latter half of the 20th century, saiga populations, including the Volga-Ural (Kazakhstan) population, experienced a continuous de

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Abstract: This study aims to determine a model for improving the self-capacity of small-scale buffalo farmers in Pemalang Regency, Indonesia. Primary data was collected from buffalo farmers in Pemalang Regency through a survey. Sub-districts were randomly selected as m

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Abstract: This study aimed to evaluate the potential of ozone as a sanitizer compared to commercial sanitizers for hatching eggs stored in hatching machines using different turning systems. The eggs (n = 120) were distributed in a completely randomized design using a f

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Abstract: Four strains of Staphylococcus aureus isolated from cows with mastitis were assessed as to in vitro sensitivity to four commercial disinfectants (chlorine, polvidone-iodine, chlorhexidine, and lactic acid) used in teat pre- and post-dipping, in the presence a

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Abstract: Cleft palate is an oronasal communication that can affect the area comprehending the lips and the soft palate. Its clinical signs vary depending on the degree of the defect and the age of the animal, ranging from nasal secretion, coughing, sneezing, halitosis

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Abstract: This study was aimed at assessing the egg quality traits of Nigerian indigenous chickens raised under scavenging and improved feeding conditions in relation to exotic chicken’s eggs. The study was conducted in Sam Tee farm Nukai Jalingo, Nigeria. The indigeno

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Abstract: This study evaluated heterosis and reciprocal effects in across of White Leghorn with Fayoumi, White Leghorn with Koekoek in comparison to their pure line breeds for the productive and reproductive traits. Data were purposively collected from 357 layers based

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Abstract: The initial stages of early embryonic development were analyzed as a function of the incubation period and age of Japanese quail breeders. A total of 203 Japanese quails housed in 29 conventional laying cages with 5 females and 2 males at 31, 39, 48, and 59 w

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Abstract: The objective of this research is to address saiga conservation challenges amid significant anthropogenic pressures through a population model-based approach. The study involved an analysis of herd composition in terms of sex, age, and size over the years 201

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Abstract: This study evaluated the zootechnical performance, egg quality, and behavior of Japanese quails in the laying phase housed in cages of different densities and with or without environmental enrichment. A total of 224 quail were used and distributed into two gr

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Abstract: Thalassemia is one of the most important genetic haemolytic diseases that cause the breakdown of red blood cells (RBCs) in patients with β-Thalassemia major. The body does not produce enough haemoglobin, which is an important part of RBCs. When there is not e

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