Production of sheep grazing on nitrogen-fertilized tifton 85 grass in continuous stocking

Autores

  • Andréia Luciane Moreira Agência Paulista de Tecnologia dos Agronegócios
  • Jailson Lara Fagundes Universidade Federal do Sergipe
  • Eidi Yoshihara Agência Paulista de Tecnologia dos Agronegócios
  • Alfredo Acosta Backes Universidade Federal do Sergipe
  • Leandro Teixeira Barbosa Universidade Federal do Sergipe
  • Reges Heinrichs Universidade Estadual Paulista “Júlio de Mesquita Filho"

DOI:

https://doi.org/10.4025/actascianimsci.v36i1.21935

Palavras-chave:

animal performance, Cynodon spp., grazing, nitrogen, pasture, stocking rate

Resumo

Biomass and forage volume density and the performance and stocking rate of sheep on pastures with nitrogen-fertilized Tifton 85 and subjected to a continuous stocking system were evaluated. Four doses of nitrogen (0, 100, 200, and 400 kg ha-1 year), arranged in an experimental design with randomized blocks and four replications, were analyzed. Sixteen paddocks and Santa Inês sheep were used as test animals, coupled to crossbreed Santa Inês sheep as regulating animal stocking. Nitrogen-fertilized Tifton 85 pastures increased the amount of forage biomass and volume density which affected stocking rate and weight gain of sheep in continuous grazing. When pastures with Tifton 85 were administered in variable load continuous stocking, with grass kept at 15 cm, nitrogen fertilization up to 400 kg ha-1 year is recommended.

 

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Publicado

2014-03-18

Edição

Seção

Nutrição de Ruminantes

Como Citar

Moreira, A. L., Fagundes, J. L., Yoshihara, E., Backes, A. A., Barbosa, L. T., & Heinrichs, R. (2014). Production of sheep grazing on nitrogen-fertilized tifton 85 grass in continuous stocking. Acta Scientiarum. Animal Sciences, 36(1), 63-69. https://doi.org/10.4025/actascianimsci.v36i1.21935