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Influence of pollination on canola seed production in the Cerrado of Uberlândia, Minas Gerais State, Brazil

Abstract: The objective of this study was to evaluate the influence of pollinating insects on canola productivity for different commercial hybrids, Hyola 61 and Hyola 433, in Minas Gerais State, Brazil. The studies were conducted at the Fazenda Experimental Água Limpa

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Water quality and survival rate of Rhamdia quelen fry subjected to simulated transportation at different stock densities and temperatures

Abstract: Transportation of live fish is routinely done in aquaculture; therefore, the aim of this study was to analyze the water quality and survival rate of Rhamdia quelen fry (2.55±0.44 g) following 4, 8 and 12h of simulated transportation, at stock densities of 30

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A Lipid-walled microcapsule diet as co-feed for early feeding the Osphronemus gourami (Lacepede) larvae

Abstract: The effects of microcapsule diet as co-feeding for early weaning phase of gourami larvae where evaluated in terms of ingestion rate of microcapsule, growth, and survival rate. The availability of tubifex worms as natural food is uncertain and can introduce pa

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Performance, gut morphometry and enzymatic activity of broilers fed neonatal supplementation in housing

Abstract: The objective was to evaluate the performance, relative organ weight, morphometry, intestinal length and pancreatic enzyme activity of broilers receiving neonatal supplementation. A total of 900 Cobb 500 broiler chicks was housed in 30 boxes of 2.5 m². The tr

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Evaluation of sugarcane silages added with macaúba cake

Abstract: This study evaluated the pH and contents of dry matter (DM) and lactic acid (AL) of sugarcane silages added with different levels of inclusion of macaúba cake (TM) in different opening times (TA), in days. Laboratory silos used were opened at times 0; 3; 7; 1

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Hay Tifton 85 grass under nitrogen doses in different days of regrowth

Abstract: The objective of this study was to evaluate the yield, nutritional value and potential ruminal degradation of Tifton 85 hay (Cynodon spp.) harvested at four regrowth ages (28, 35, 42 and 49 days) and fertilized with two nitrogen doses (N; 100 and 300 kg N ha-

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Dynamics of Tifton 85 pasture (Cynodon dactylon L. Pers) over seeded with cool season species, under continuous grazing

Abstract: This study aimed to evaluate the effects of oat or ryegrass over seeding on the productive characteristics and morphological composition of Tifton85 grass under continuous grazing. The three studied treatments were: Oat + Tifton85, Ryegrass + Tifton85 and Tif

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Performance and carcass yield of female broilers fed with diets containing probiotics and symbiotics as an alternative to growth enhancers

Abstract: An experiment was carried out with female broilers, aiming to evaluate the effect of using probiotics and symbiotics on growth performance and yield of carcasses and of the main commercial cuts and edible viscera. A total of 720 one-day-old Cobb chicks, distr

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Intake, digestibility, performance and carcass characteristics of ewes fed crambe replacing soybean meal in the diet

Abstract: The use of alternative sources of protein for ruminant can alter productivity and reduce costs in animal production. The aim of this study was to evaluate the performance, apparent digestibility and quantitative characteristics of carcass components of ewes f

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Productive and reproductive parameters in high and low growing Syrian Awassi lambs

Abstract: The objective of this study was characterize some productive and reproductive parameters in Syrian Awassi ewe lambs during different age stages. Thirty Syrian Awassi ewe lambs aged around 3 months were divided equally into 2 groups, high and low growing to id

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Assessment of indices of thermal stress indicators among male buffaloes reared in the Eastern Brazilian Amazon

Abstract: This research aimed to determine the most appropriate thermal comfort index for buffaloes reared in the Eastern Amazon, Pará, Brazil. Twenty male Murrah buffaloes were used, and data on climate variables, rectal temperature (RT), body surface temperature (BST

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Correlations between production and economic variables in dairy cows on a tropical pasture

Abstract: The objective of this study was to evaluate correlations between production and economic variables of lactating cows on a tropical pasture. The experiment involved ten – Holstein × ¼ Dairy Gyr cows in the middle third of lactation at an average age of 70 ± 4.

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Analysis of growth curves in different lineages of Caipira broiler type

Abstract: The objective of this work was to identify, by means of different statistical criteria the ideal nonlinear regression model to describe the growth curve of three lineages of caipira broiler for meat production. A total of 90 birds were used, being 30 birds fr

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Carcass and cut traits in nulliparous and lambed female sheep of different ages and genetic groups

Abstract: Two experiments were carried out to evaluate the influence of genetic group, pregnancy and animal age on the carcass traits and commercial cut patterns of sheep carcasses. In the first experiment, the effect of pregnancy and genetic group were evaluated on 61

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Genetic and taxonomic relationships of five species of Rallidae (Aves: Gruiformes) based on mitochondrial cytochrome oxidase subunit I sequences
Lamiaa Elsayed Mokhtar Deef

Abstract: This is the first study to detection the genetic relationship between Porphyrio alleni and four Rallidae species: Fulica atra, Gallinulla angulata, Gallinulla chloropus and Porphyrio porphyrio. Mitochondrial cytochrome oxidase subunit I (COI) sequences were u

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Genome-wide association study using the Bayes C method for important traits in dairy yield in Colombian Holstein Cattle

Abstract: The objective of this study was to determine the genome association between markers of bovine LD BeadChip with dairy important traits. Information of breeding program of the Universidad Nacional de Colombia was used. BLUP-EBVs were used for dairy yield (DY),

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Appraisal of purple coneflower (Echinacea purpurea) extract on production performance, internal organs, and gut microflora of japanese quail

Abstract: An experiment was carried out to evaluate the effects of Echinacea purpurea (EP) extract at 5 levels (0, 0.25, 0.5, 1 or 2 mL L-1 of drinking water) on performance, internal organs and gut microflora of Japanese quail (Coturnix coturnix Japonica). The results

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Assessing different holding pen cooling systems through environmental variables and productivity of lactating cows
Danilo Corrêa Silva Roberta Passini

Abstract: This studyaimed to assess different holding pen climatization systems for dairy cattle through environmental variables, milk production and economic indexes. Sixteen lactating cows were used, distributed in a 4 x 4 Latin square design consisting of four group

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Production of laying hens in different rearing systems under hot weather

Abstract: The environment is very important for the performance of laying hens; thus, techniques are required to improve production systems, providing better welfare for poultry and consequent increase in the quality of the final product, the egg. This study aimed to e

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Agronomic performance and nutritive value of millet silages

Abstract: The objective of this study was to assess agronomic characteristics and nutritional values of silages of millet genotypes. Planting was done in randomized blocks, with five replicates per genotype. Green matter yield for genotypes ADR 500 and CMS 01 was highe

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Behavior of Saanen dairy goats in an enriched environment

Abstract: The objective of the present study was to evaluate the behavior of lactating Saanen dairy goats housed with or without the use of environmental enrichment technique. Twelve animals were split into two equal groups and assign to one of two treatments: stall wi

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Effect of simulated acid rain on the survival, mortality, behaviour and morphology of African mud catfish Clarias gariepinus (Burchell, 1822)

Abstract: This study simulated acidic habitat for different life stages of Clarias gariepinus to know the effect on survival, mortality, morphology and behaviour. The fish were exposed to pHs 3, 4, 5, 6 and 8.01 (control) for 35 days. 100% mortality was recorded for al

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Processamento dos grãos de milho melhoram a composição química e perfil fermentativo de silagem reidratada

Resumo: O objetivo da pesquisa foi avaliar os efeitos da reidratação do grão de milho em dois diâmetros geométricos médios (DGM = 0,55 e 1,83 mm) sobre perfil fermentativo e composição química das silagens. O experimento foi conduzido em delineamento inteiramente cas

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Xylanase - complex efficacy in high-energy diet for bulls finished in feedlot

Abstract: Enzymes can be an interesting additive in high energy diets for feedlot cattle. However, literature is inconsistent on this subject. Thus, this study was conducted to evaluate animal performance of feedlot bulls receiving high energy diet, composed of a mixtu

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Nutritional composition of pre-dried silage of different winter cereals

Abstract: This study aimed to assess the chemical composition of the forage and pre-dried silage from twelve winter cereals harvested at pre-flowering. We used black oat (Avena strigosa) cv. EMB 139 and cv. IAPAR 61; white oat (Avena sativa) cv. IPR and 126 hp. URS Tau

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Forage yield of Coastcross-1 pastures inoculated with Azospirillum brasilense

Abstract: The high cost of nitrogen fertilizers increases the expenses in pasture-based animal production. The inoculation with plant growth-promoting bacteria is an alternative to reduce the costs. This study evaluated the forage yield of Coastcross-1 pastures inocula

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Brazil nut oil in diets for breeder cocks

Abstract: This study aimed to evaluate the inclusion of Brazil nut oil in diets for breeder cocks on performance, semen analyses, biochemical serum profile and testicular morphology. Forty-two Rhode Island Red breeder cocks with 40 weeks of age were used. The experimen

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Growth and meat quality of three free-range chickens and commercial broiler under the same breeding conditions

Abstract: Commercial breed has taken over the Algerian poultry production market which participated in the weakening of the village poultry farming, highly dominant prior to the 1980s. Fortunately, the dietary preferences of consumers, strongly participated in the pres

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Chemical-bromatological composition and in vitro ruminal kinetics of sugar cane silage with maniçoba

Abstract: The objective this study was to evaluate the effect of maniçoba supplementation in sugar cane silage with respect to chemical-bromatological composition and the in vitro degradation kinetics of the silage. This experiment was conducted in a completely randomi

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In vitro evaluation of palm fronds as feedstuff on ruminal digestibility and gas production

Abstract: This study was carried out to evaluate using palm fronds only or supplemented with fibrolytic enzymes as alternative roughage on the ruminal nutrients digestibility and gas production. Treatments were: clover hay (Trifolium alexandrinum), palm fronds only and

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Fermentation characteristics of elephant grass silages with macaúba cake

Abstract: The elephant grass presents problems during the fermentation of the ensiled material, being necessary use of additives. This study aimed to evaluate the population of yeast and filamentous fungi, enterobacterias, contents of acetic and butyric acids and ethan

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Supplementation with microencapsulated lemongrass essential oil improves protein deposition and carcass yield in silver catfish (Rhamdia quelen)

Abstract: The aim of this study was to investigate the effect of dietary supplementation with Cymbopogon flexuosus essential oil (EO) on productive performance, metabolic parameters and body and fillet composition of adult silver catfish, Rhamdia quelen. Total length,

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Characterization of beef cattle farming and the perspective for implementation of traceability

Abstract: The objective of this study was to characterize the beef cattle farming profile in the State of Piauí for inference about the zootechnical record of animals for insertion into a traceability system. Data were collected through a semi-structured multiple choic

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Reproductive cycles in white Karaman ewes: comparison of ovarian hormone secretion and reproductive behavior in non-pregnant and pregnant ewes in semi-intensive conditions
Dilek Arsoy Vedat Sağmanlıgil

Abstract: The objective of this study was to characterize the reproductive cycle both endocrinologically and behaviorally in ewes. Blood samples were analyzed by EIA for progesterone (P4), and RIA for estradiol in order to determine the breeding strategy of non-pregnan

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Partial replacement of artificial diets by wet bioflocs biomass in Nile tilapia culture tanks

Abstract: The present work aimed to assess the partial replacement of artificial diets by wet bioflocs biomass in the culture of Nile tilapia juveniles. Fish were fed on different combinations of commercial dry diets (CD) and wet bioflocs biomass (BF), as it follows: 7

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Genetic components of birth weight of texel sheep reared in extensive system

Abstract: This study aimed to estimate the components of (co)variance, genetic and phenotypic parameters and trends for birth weight. We used 783 birth weight records, between 2012 to 2016, of Texel sheep reared in extensive system. The components of (co)variance and t

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Estimation of genetic and phenotypic trends for dairy traits of Gyr and Guzerá breeds

Abstract: Milk production has high economic importance in dairy cattle production systems, which justifies its inclusion in genetic breeding programs. The objective of this study was to evaluate the genetic and phenotypic trends of dairy traits in Gyr (167 lactations)

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Nitrogen sources associated with different physical forms of corn grain in the diet for steers in feedlot

Abstract: This study evaluated the substitution of soybean meal with non-protein nitrogen sources, in combination with ground or whole corn for feedlot cattle. Fifty-four Charolais x Nellore steers with 22 ± 0.23 months and 250 ± 15.80 kg were assigned to a 3 x 2 facto

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Feeding behavior of categories of feedlot-finished beef cattle

Abstract: An experiment was conducted to evaluate the feeding behavior of feedlot-finished bulls and cull cows in the Cerrado region of Piauí State, Brazil. Forty Zebu cattle were used, of which 20 steers averaging 283.0 ± 20.82 kg initial body weight and 30 months of

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Carcass characteristics and meat quality of broilers fed with crude glycerin originated from palm oil and wasted vegetable oil in diets

Abstract: A study was conducted to evaluate the effect of crude glycerin on slaughter weight and carcass characteristics of broilers. Total of 180 male Ross - 308 day old chicks were allocated to 3 treatments with 4 replicates in a completely randomized design. The die

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How the calving order of cows affects the performance of Nellore calves

Abstract: This study aimed to verify the effect of age of dam on the performance of male and female Nellore calves, using the following variables: average daily gain (ADG), adjusted weight for 205 days of age (W205), and number of days to reach 160 kg (D160). Informati

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Evaluation of imputed genomic data in discrete traits using Random forest and Bayesian threshold methods

Abstract: The objectives of this study were (1) to quantify imputation accuracy and to assess the factors affecting it; and (2) to evaluate the accuracy of threshold BayesA (TBA), Bayesian threshold LASSO (BTL) and random forest (RF) algorithms to analyze discrete trai

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Concentrado proteico de soja em dietas para camarão-branco-do-pacífico criado em sistema de bioflocos: efeito na saúde e desafio com vibrio

Resumo: O presente trabalho avaliou os parâmetros imunológicos e a resistência contra o Vibrio sp. (CPQBA 378-12 DRM01) de camarões marinhos Litopenaeus vannamei alimentados com diferentes níveis de concentrado proteico de soja em substituição à farinha de peixe e cu

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Nitrogen compounds balance and microbial protein synthesis in supplemented crossbred dairy cows in pasture

Abstract: The objective this work was to evaluate the supplementation of cows on Brachiaria decumbens pasture during the rainy-dry transition. Eight 1/2 Holstein/Zebu cows (497 ± 50 kg) were distributed in two 4 x 4 Latin squares, with 2 x 2 factorial treatments (100%

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Influence of rearing temperature on muscle growth and adipose tissue in Nile tilapia (Oreochromis niloticus) strains

Abstract: This study aimed to evaluate the effect of temperature on the tissue growth of Red, GIFT and Supreme tilapia strains. Fingerlings of approximately 1.4 g from male populations were reared for a period of 60 days, in three recirculating systems, each system con

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