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Estimation of cold stress effect on dairy cows

✍ Scribed by J. Brouček; M. Letkovičová; K. Kovalčuj

Publisher
Springer
Year
1991
Tongue
English
Weight
311 KB
Volume
35
Category
Article
ISSN
0020-7128

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Two approaches were used to estimate ammonia (NH ) emission from dairy cow collecting yards. In the first, a system of small wind tunnels was used to estimate emission from urine spread on small concreted areas dirtied with faeces and to identify some of the factors controlling the extent of the los