Performance of lactating crossbred cows on pasture supplemented with conventional urea or slow release urea

The effect of using conventional urea (CU) or slow release urea (SRU) was evaluated by replacing soybean meal (SBM) in concentrated supplements in levels of 2, 4 or 6% (dry matter basis) on productive performance of crossbred Holstein x Zebu lactating dairy cows (499±61kg body weight and 167 days of...

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Bibliographic Details
Main Authors: D.C. Abreu, R.P. Lana, A.S. Oliveira, F.A. Barbosa, F.L. Andrade, P.T. Silva, M.A. Fonseca, C.P. Ghedini, R.M. Paula, F.A. Magalhães
Format: Article
Published: Universidade Federal de Minas Gerais 2014-10-01
Series:Arquivo Brasileiro de Medicina Veterinária e Zootecnia
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