Polyethylene glycol compared with ytterbium oxide as a total faecal output marker to predict organic matter intake of dairy ewes fed indoors or at pasture
Several external markers can be used for estimating total faecal output in view of assessing ruminant intake at pasture. Among them, ytterbium (Yb) has been used for many years in various conditions. Polyethylene glycol (PEG) is a promising external marker because it can be rapidly determined using...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2014-01-01
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Series: | Animal |
Subjects: | |
Online Access: | http://www.sciencedirect.com/science/article/pii/S1751731114001451 |