2 research outputs found
Nutrients consumption of assessment in different levels of meal of inclusion crambe (Crambe abyssinica Hochst) in sheep diet
Todos os textos, informa??es e resultados apresentados s?o de inteira responsabilidade dos autor.Objetivou-se avaliar o efeito de inclus?o crescente da prote?na bruta do farelo de crambe em
substitui??o ? prote?na bruta do concentrado fornecido a cordeiros confinados em rela??o ao consumo de
nutrientes. Foram utilizados vinte e quatro ovinos SRD machos, com idade inicial m?dia de quatro meses e peso
vivo m?dio inicial de 17,50 ? 3,90 kg. As dietas foram constitu?das com n?veis crescentes de; 0%, 25%, 50%,
75% de substitui??o da PB do concentrado pela PB do farelo de crambe. Houve efeito linear decrescente da
inclus?o do farelo de crambe nas dietas dos animais em rela??o ao consumo de mat?ria seca (CMS), consumo de
mat?ria org?nica (CMO),consumo de prote?na bruta (CPB) e consumo de carboidratos n?o fibrosos corrigidos
para cinzas e prote?nas (CCNFcp) em Kg.dia-1. Conclui-se que o farelo de crambe utilizado como alimento
prot?ico substituindo at? 75% da prote?na bruta do concentrado diminui o consumo de PB e CNF em kg MS.dia-1
de cordeiros confinados, todavia n?o alterou o consumo dos nutrientes na unidade g. Kg-1 de PV.ABSTRACT The objective was to evaluate the effect of increasing inclusion of crude protein of crambe meal to replace the
crude protein of the concentrate fed to feedlot lambs in relation to nutrient intake. Twenty-four sheep SRD rats
were used, with initial mean age of four months and average weight of 17.50 ? 3.90 kg. The diets were made
with increasing levels of; 0%, 25%, 50%, 75% replacement of PB PB concentrated by crambe bran. Decreased
linearly the inclusion of crambe meal in animal diets in relation to dry matter intake (DMI), consumption of
organic matter (CMO), crude protein intake (CPB) and consumer non-fibrous carbohydrates corrected for ash
and protein (CCNFcp) in Kg.dia-1. Concluded that the crambe meal used as protein feed by replacing up to 75%
of gross protein concentrate decreases the consumption of PB and CNF in MS.dia kg-1 of lambs, however not
alter the intake of nutrients in g unit. Kg-1 PV
Urea nitrogen in the urine of dairy cows fed with crambe meal in replacement of dietary soybean meal
Todos os textos, informa??es e resultados apresentados s?o de inteira responsabilidade dos autores.Objetivou-se avaliar a concentra??o de nitrog?nio ureico na urina de vacas F1 Holand?s x Zebu, alimentadas
com farelo de crambe em substitui??o ao farelo de soja. O experimento foi realizado na Fazenda Experimental
da EPAMIG (Empresa de Pesquisa Agropecu?ria de Minas Gerais), situada na cidade de Felixl?ndia, Minas
Gerais. Foram utilizadas 20 vacas mult?paras, no ter?o m?dio de lacta??o. O ensaio teve dura??o de 27 dias,
sendo os 20 primeiros para adapta??o. Os tratamentos se basearam na substitui??o do farelo de soja pelo farelo
de crambe no concentrado, nos n?veis de 0, 25, 50, 75 e 100%. Foram coletadas amostras de urina no 24? e 25?
dia para an?lise de ureia. Houve diminui??o nos n?veis de ureia urin?ria (P?0,05) com o aumento de inclus?o do
farelo de crambe.The objective was to evaluate the concentration of urea nitrogen in the urine of F1 Holstein x Zebu cows, fed
crambe meal replacing soybean meal. The experiment was conducted at the Experimental Farm of EPAMIG
(Agricultural Research Company of Minas Gerais), located in the city of Felixl?ndia, Minas Gerais. They were
used 20 multiparous cows in mid lactation. The experiment lasted 27 days with the first 20 for adaptation. The
treatments were based on replacing soybean meal with crambe meal in the concentrate at levels of 0, 25, 50, 75
and 100%. Blood samples were collected at 24 and 25 days for urea analysis. There was a negative linear
behavior (P?0.05) increased with the inclusion of crambe meal