Search Results - "Barros, Lívia Vieira"
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1
Energy supplementation as strategy of pasture management
Published in Acta scientiarum. Animal sciences (2022)“…This study evaluated the effect of increased energy via supplementation on the performance, ingestive behavior, nutrient digestibility, and nitrogen metabolism…”
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2
Influence of energy supplementation on associative effects in Nellore bulls on a tropical pasture during the rainy season
Published in Semina. Ciências agrárias : revista cultural e científica da Universidade Estadual de Londrina (01-07-2021)“…The objective of this study was to evaluate the influence of energy supplementation on associative effects between forage and concentrate supplements and on…”
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3
Energy to protein ratios in supplements for grazing heifers in the rainy season
Published in Tropical animal health and production (01-11-2019)“…This study evaluated the effect of energy and protein supplementation on the nutritional characteristics, ingestive behavior, and productive performance in…”
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4
Pre-defoliation canopy height for signal grass ‘Basilisk’ in silvopastoral systems
Published in Semina. Ciências agrárias : revista cultural e científica da Universidade Estadual de Londrina (01-07-2024)“…The objective of this study was to compare the response of Urochloa decumbens cv. Basilisk pastures in monoculture and silvopastoral systems (SPS), and to…”
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5
Effects of supplementation plan on intake, digestibility, eating behavior, growth performance, and carcass characteristics of grazing beef cattle
Published in Semina. Ciências agrárias : revista cultural e científica da Universidade Estadual de Londrina (01-11-2019)“…This study was designed to evaluate the effects of different supplementation plans on the nutrient intake, apparent total-tract digestibility, grazing…”
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6
Does supplementation of beef calves by creep feeding systems influence milk production and body condition of the dams?
Published in Tropical animal health and production (01-08-2016)“…The aim of this study was to evaluate the effects of beef calves’ supplementation in creep feeding systems on milk yield, body weight (BW), and body condition…”
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Marandu palisade grass intercropped with densely spaced teak in silvopastoral system
Published in Semina. Ciências agrárias : revista cultural e científica da Universidade Estadual de Londrina (04-08-2017)“…This study was conducted to evaluate two systems of production: integration between teak and forage (silvopastoral system) and forage only (monoculture). The…”
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8
Defoliation height and potassium fertilization of Mulato II grass
Published in Semina. Ciências agrárias : revista cultural e científica da Universidade Estadual de Londrina (01-01-2017)“…A pot trial in greenhouse conditions was carried out to identify at which defoliation height Mulato II grass (Urochloa hibrida cv. Mulato II) should be managed…”
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9
Estimation of daily milk yield of Nellore cows grazing tropical pastures
Published in Tropical animal health and production (01-12-2018)“…Beef cows’ milk yield is typically determined by measuring milk yield once daily and then doubling this value to estimate daily production. However, it is not…”
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10
Levels of multiple supplements or nitrogen salt for beef heifers in pasture during the dry season
Published in Revista brasileira de zootecnia (01-09-2011)“…The study assessed performance, microbial protein synthesis, intake and digestibility of nutrients by beef heifers receiving levels of multiple supplements or…”
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11
Replacement of soybean meal by soybean in multiple supplements for beef heifers grazing Urochloa decumbens during the dry season
Published in Semina. Ciências agrárias : revista cultural e científica da Universidade Estadual de Londrina (01-01-2015)“…This study aimed to evaluate the effect of replacing soybean meal with soybean in multiple supplements on nutritional parameters, microbial efficiency and…”
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12
Performance and nutritional evaluation of beef cattle raised on pasture, castrated at different ages, with and without supplementation
Published in Revista brasileira de zootecnia (01-04-2012)“…The objective of this study was to evaluate performance and nutritional traits of beef cattle raised on pastures, castrated at different ages, with and without…”
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13
Levels of ground corn supplied to beef heifers at pasture during the rainy season: productive performance, intake, digestibility and microbial efficiency
Published in Revista brasileira de zootecnia (01-11-2011)“…The objective was to evaluate the effect of four levels of ground corn supply on nutritional parameters, microbial synthesis efficiency and growing performance…”
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14
Net requirements of energy, protein and macrominerals for weight gain of grazing beef cattle castrated at different ages, with and without supplementation
Published in Revista brasileira de zootecnia (01-02-2012)“…The objective of this experiment was to estimate the requirements of energy, protein and macrominerals of grazing crossbreds calves, in Brachiaria decumbens…”
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15
Energy sources and supplementation levels for beef heifers raised during the dry season
Published in Revista brasileira de zootecnia (01-11-2010)“…This experiment aimed at evaluating the productive performance, intake and the apparent digestibility in the raising of beef heifers on Brachiaria decumbens…”
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16
Silvopastoral system with high-density of trees accelerates degradation of tropical grass
Published in Revista brasileira de saúde e produção animal (01-08-2024)“…ABSTRACT Tree density is an important aspect in silvopastoral system (SPS) planning, since low luminosity can limit forage perenniality, especially for…”
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17
In vitro ruminal fermentation parameters and methane production of Marandu palisadegrass (Urochloa brizantha) in a silvopastoral system associated with levels of protein supplementation
Published in Grass and forage science (01-09-2020)“…The addition of protein supplementation in a silvopastoral system can contribute to improved forage intake and digestibility. Our objective was to evaluate in…”
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18
Exigências proteicas de bovinos de corte suplementados a pasto
Published in Revista brasileira de zootecnia (01-09-2010)“…Objetivou-se determinar as exigências proteicas de bovinos anelorados, em pastagem com Brachiaria decumbens suplementada com concentrado. Foram utilizados 28…”
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19
Supplementation of suckling beef calves with different levels of crude protein on tropical pasture
Published in Tropical animal health and production (01-02-2014)“…The effects of supplementation with different levels of crude protein on performance, intake and nutrient digestibility and efficiency of microbial protein…”
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20
Replacement of soybean meal by cottonseed meal 38% in multiple supplements for grazing beef heifers
Published in Revista brasileira de zootecnia (01-04-2011)“…The objective of this work was to evaluate the effect of using multiple supplements with different levels of cottonseed meal 38% on intake, total apparent…”
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