West Indies
Research Article
A New Low Protein Feeding Strategy for Enhancing Nitrogen Utilization in Lactating Dairy Cows
Author(s): Soheila Ebrahimi, Seyed Hadi Ebrahimi, Abbas Ali Naserian and Reza ValizadehSoheila Ebrahimi, Seyed Hadi Ebrahimi, Abbas Ali Naserian and Reza Valizadeh
This study assessed the impact of replacing Soybean Meal (SBM) with Rapeseed Meal (RSM) on the performance of lactating dairy cows with a focus on meals’ potential for utilizable Crude Protein (uCP) supply at the duodenum. Four samples of SBM and two types of RSM were used in an in vitro experiment and the uCP of the samples was estimated. In the second experiment, nine Holstein dairy cows were used in a 3 × 3 Latin square design in which three experimental diets (differing in SBM to RSM ratio) were fed to the cows for the duration of 21 days. There was a significant difference in the effective uCP between treatments in all rate of passages (p<0.001) and the effective uCP of pelleted RSM was significantly higher than the other protein meal samples. In case of soybean meals (except the outflow rate of 1% per hour), maximum and minimum of effective uCP were observed in on.. Read More»
DOI:
10.4172/2157-7579.1000523
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