Results 21 to 30 of about 190,471 (305)

Padrões de deslocamento e captura de forragem por novilhos em pastagem de azevém-anual e aveia-preta manejada sob diferentes alturas em sistema de integração lavoura-pecuária Displacement patterns and herbage capture by steers in Italian ryegrass and black oat pastures managed under different heights in integrated crop-livestock system

Revista Brasileira de Zootecnia, 2009
Neste estudo avaliaram-se estratégias alimentares de novilhos em pastagem de azevém-anual (Lolium multiflorum Lam.) e aveia-preta (Avena strigosa Schreb.) em quatro alturas de manejo (10, 20, 30 e 40 cm) para investigar se as alturas do pasto podem ...
Carolina Baggio, Paulo César de Faccio Carvalho, Jamir Luís Silva da Silva, Ibanor Anghinoni, Marília Lazzarotto Terra Lopes, Juliana Muliterno Thurow   +5 more
doaj   +1 more source

Evaluation of Alfalfa (Medicago sativa) and Sericea Lespedeza (Lespedeza cuneata) to Improve Animal Performance in a Tall Fescue-Based Grazing System

Agronomy, 2022
Tall fescue [Schedonorus arundinaceous (Schreb.) Dumort. nom. cons. Lolium arundinaceum (Schreb.) Darbysh.] is the dominant pasture grass across much of the southeast of the USA. The species is productive, but grows slowly in summer.
Benjamin Tracy, John Fike, Kelsey Brennan, Tianna Blackmon, Sukhmanpreet Kaur   +4 more
doaj   +1 more source

Effect of floor type on the performance, physiological and behavioural responses of finishing beef steers [PDF]

, 2015
peer-reviewedBackground:The study objective was to investigate the effect of bare concrete slats (Control), two types of mats [(Easyfix mats (mat 1) and Irish Custom Extruder mats (mat 2)] fitted on top of concrete slats, and wood-chip to simulate deep ...
A O’Loughlin, AD Fisher, AD Fisher, AWMV Silva De, B Earley, B Earley, B Earley, B Earley, Barry McDonnell, Bernadette Earley, C Bergsten, C Bergsten, C Rouha-Muelleder, D Fraser, D Fraser, D Fraser, D Fraser, D Fraser, D Fraser, D Owens, DE Lowe, DJ Mellor, DM Broom, DM Broom, Edward G. O’Riordan, EFSA, EFSA, EFSA, EM Lynch, G Cozzi, GB Scott, H Irps, H Murata, H Schulze Westerath, I Veissier, J Hannan, J Hultgren, J Rushen, J Vanegas, JA Fregonesi, JH Britt, JNA Tilley, KE Schütz, KE Schütz, KL Graunke, KR Buckham Sporer, L Désiré, M Mazurek, MJ Hotzel, ML Jones, MRP Elmore, OM Radostits, PD Eckersall, PR Greenough, PV Kremer, S Gupta, TM Hill   +56 more
core   +1 more source

Efeitos dos níveis de fibra e de fontes de proteínas sobre a concentração do nitrogênio amoniacal e pH ruminal em novilhos Effects of fiber levels and protein sources on the ammonia nitrogen concentration and ruminal pH in steers

Revista Brasileira de Zootecnia, 2004
O experimento foi conduzido com o objetivo de estudar os efeitos dos níveis de fibra (38,7 e 57,2% de fibra em detergente neutro - FDN), compostos pela associação da silagem de capim-elefante com cana-de-açúcar in natura picada e das fontes de proteína ...
Alecssandro Regal Dutra, Augusto César de Queiroz, José Tarcísio Lima Thiébaut, Leôncio Gonçalves Dutra, Roberto de Camargo Wascheck, Paulo César Moreira   +5 more
doaj   +1 more source

Effects of vitamin A on intramuscular fat development in beef cattle: A meta-analysis

Frontiers in Veterinary Science, 2023
Vitamin A, a fat-soluble vitamin, is the basic substance required to maintain healthy vision and the main physiological functions of cattle. The results from previous studies regarding the effect of vitamin A on intramuscular fat varied.
Wei Li, Fang Wang, Fang Sun, Yongli Qu, Chunhai Liu, Yongsheng Han, Hongbao Wang, Botao Jiang, Peng Zhong, Jiahui Wang, Xueying Song, Meng Huang, Deli Ding   +12 more
doaj   +1 more source

Encouraging scholastic publishing by urologic trainees

Indian Journal of Urology, 2009
There are many reasons why urologic trainees should publish scholarly work: Personal, professional, and institutional. Publishing by trainees creates an environment that improves the specialty of urology, maintains the quality of our literature, and ...
W D Steers
doaj   +1 more source

Tips on Establishing a Robotics Program in an Academic Setting

The Scientific World Journal, 2006
Over the past 5 years, robotic-assisted laparoscopic surgery has gone from being a novelty to an accepted approach for intra-abdominal and pelvic surgery.
William D. Steers
doaj   +1 more source

Estimativa do peso da carcaça e dos cortes dianteiro, costilhar e serrote a partir do peso vivo em novilhos hereford Estimate of carcass weight and cuts fore quarter, ribs and hind pistol from live weight in hereford steers

Ciência Rural, 1996
O estudo foi realizado com o objetivo de verificar a utilização do peso vivo (PV) como estimador do peso da carcaça quente (PCQ), dos cortes dianteiro (PD), costilhar (PC) e serrote (PS), assim como, quantificar a relação do PV com o PCQ e principais ...
Pedro Osório Jardim, José Carlos Osório, Jaime Urdapilleta Tarouco, Werner Erwin Lüder   +3 more
doaj   +1 more source

Utilização da conformação, do comprimento da carcaça e da perna como estimadores do peso dos cortes do serrote em novilhos holandês Conformation carcass and leg length used as predictors of hindquarter cuts from hostein steers

Ciência Rural, 1997
Foram utilizadas 16 carcaças de novilhos Holandês, criados em confinamento, dos 6 aos 24 meses de idade, com o objetivo de testar medidas realizadas na carcaça como estimadores do peso dos cortes do serrote.
Karen Beatriz de Oliveira Arévalo, Pedro Osório da Conceição Jardim, José Carlos da Silveira Osório, Marcelo Alves Pimentel, Werner Erwin Lüder   +4 more
doaj   +1 more source

Transcriptome analyses reveal reduced hepatic lipid synthesis and accumulation in more feed efficient beef cattle [PDF]

, 2018
peer-reviewedThe genetic mechanisms controlling residual feed intake (RFI) in beef cattle are still largely unknown. Here we performed whole transcriptome analyses to identify differentially expressed (DE) genes and their functional roles in liver ...
Fitzsimmons, Carolyn, Keogh, Kate, Li, Changxi, Mukiibi, Robert, Stothard, Paul, Vinsky, Michael, Waters, Sinead M.   +6 more
core   +3 more sources