Digestive studies with a feed developed for realimentation of starving reindeer
The properties of three different feeds were compared when offered to reindeer calves as single feeds after a starvation period of the 48 h. The feeds were lichen and two pelleted commercial reindeer feeds, RF-71 and RF-80. The two latter differed in concentration of readily digestible carbohydrates...
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Format: | Article in Journal/Newspaper |
Language: | English |
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Septentrio Academic Publishing
1990
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Online Access: | https://septentrio.uit.no/index.php/rangifer/article/view/788 https://doi.org/10.7557/2.10.1.788 |
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ftunitroemsoe:oai:ojs.henry.ub.uit.no:article/788 2023-05-15T18:03:54+02:00 Digestive studies with a feed developed for realimentation of starving reindeer Sletten, Harald Hove, Knut 1990-08-01 application/pdf https://septentrio.uit.no/index.php/rangifer/article/view/788 https://doi.org/10.7557/2.10.1.788 eng eng Septentrio Academic Publishing https://septentrio.uit.no/index.php/rangifer/article/view/788/754 https://septentrio.uit.no/index.php/rangifer/article/view/788 doi:10.7557/2.10.1.788 Copyright (c) 2015 Harald Sletten, Knut Hove http://creativecommons.org/licenses/by/3.0/ CC-BY Rangifer; Årg 10 Nr 1 (1990); 31-37 Rangifer; Vol 10 No 1 (1990); 31-37 1890-6729 reindeer Rangifer starvation emergency feeding types of feed effects problems Norway info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion 1990 ftunitroemsoe https://doi.org/10.7557/2.10.1.788 2021-08-16T14:38:44Z The properties of three different feeds were compared when offered to reindeer calves as single feeds after a starvation period of the 48 h. The feeds were lichen and two pelleted commercial reindeer feeds, RF-71 and RF-80. The two latter differed in concentration of readily digestible carbohydrates (high in RF-71) and in the inclusion of seaweed meal in RF-80. Seven calves were offered the three diets in a latin square design. Measurements involved feed intake and rumen concentrations of volatile fatty acids, ammonia and pH during a five day period after the end of the starvation period. Feeding RF-80 gave rise to higher feed intakes and more rapid normalisation of rumen VFA and ammonia concentration than the other pelleted feed. Rumen pH reached a minimum of 5.4 in animals fed RF-71, while the average minimum pH during the observation period was 6.1-6.2 when RF-80 was given. Inappetance for 1-2 days after refeeding occurred only with RF-71. RF-80 has now replaced RF-71 as the commercial reindeer feed in Norway.Fordøyelsesforsøk med et for utviklet til overgangsforing av sveltende rein.Abstract in Norwegian / Sammendrag: En har sammenlignet egenskapene til tre forskjellige fortyper gitt til reinkalver som eneste for etter en sveltperiode på 48 timer. Fortypene var reinlav og to pelletterte, kommersielle reinfor: RF-71 og RF-80. De siste to adskilte seg fra hverandre i konsentrasjonen av lettfordøyelige karbohydrater (høyest i RF-71) og i innblanding av tangmel i RF-80. Syv reinkalver ble gitt de tre dietter i «latin square» forsøksmønster. Målingene omfattet: forinntak, konsentrasjon i vominnhold av flyktige fettsyrer (VFA) og ammonium samt verdier av pfi gjennom en fem-dagers periode etter avsluttet sveltperiode. Foring med RF-80 økte forinntaket og forårsaket en raskere normalisering av VFA- og ammoniumkonsentrasjonene enn foring med RF-71. pfi nådde et minimum på 5,4 hos dyr som fikk RF-71, mens gjennomsnittlig verdi av pH gjennom observasjonsperioden var 6,1-6,2 når det ble gitt RF-80. Apetittløshet i 1-2 dager etter gjenopptatt foring inntraff bare ved bruk av RF-71. RF-80 har nå erstattet RF-71 som kommersielt for til rein i Norge. Article in Journal/Newspaper Rangifer Reinlav University of Tromsø: Septentrio Academic Publishing Norway Verdier ENVELOPE(-60.883,-60.883,-66.033,-66.033) Rangifer 10 1 31 |
institution |
Open Polar |
collection |
University of Tromsø: Septentrio Academic Publishing |
op_collection_id |
ftunitroemsoe |
language |
English |
topic |
reindeer Rangifer starvation emergency feeding types of feed effects problems Norway |
spellingShingle |
reindeer Rangifer starvation emergency feeding types of feed effects problems Norway Sletten, Harald Hove, Knut Digestive studies with a feed developed for realimentation of starving reindeer |
topic_facet |
reindeer Rangifer starvation emergency feeding types of feed effects problems Norway |
description |
The properties of three different feeds were compared when offered to reindeer calves as single feeds after a starvation period of the 48 h. The feeds were lichen and two pelleted commercial reindeer feeds, RF-71 and RF-80. The two latter differed in concentration of readily digestible carbohydrates (high in RF-71) and in the inclusion of seaweed meal in RF-80. Seven calves were offered the three diets in a latin square design. Measurements involved feed intake and rumen concentrations of volatile fatty acids, ammonia and pH during a five day period after the end of the starvation period. Feeding RF-80 gave rise to higher feed intakes and more rapid normalisation of rumen VFA and ammonia concentration than the other pelleted feed. Rumen pH reached a minimum of 5.4 in animals fed RF-71, while the average minimum pH during the observation period was 6.1-6.2 when RF-80 was given. Inappetance for 1-2 days after refeeding occurred only with RF-71. RF-80 has now replaced RF-71 as the commercial reindeer feed in Norway.Fordøyelsesforsøk med et for utviklet til overgangsforing av sveltende rein.Abstract in Norwegian / Sammendrag: En har sammenlignet egenskapene til tre forskjellige fortyper gitt til reinkalver som eneste for etter en sveltperiode på 48 timer. Fortypene var reinlav og to pelletterte, kommersielle reinfor: RF-71 og RF-80. De siste to adskilte seg fra hverandre i konsentrasjonen av lettfordøyelige karbohydrater (høyest i RF-71) og i innblanding av tangmel i RF-80. Syv reinkalver ble gitt de tre dietter i «latin square» forsøksmønster. Målingene omfattet: forinntak, konsentrasjon i vominnhold av flyktige fettsyrer (VFA) og ammonium samt verdier av pfi gjennom en fem-dagers periode etter avsluttet sveltperiode. Foring med RF-80 økte forinntaket og forårsaket en raskere normalisering av VFA- og ammoniumkonsentrasjonene enn foring med RF-71. pfi nådde et minimum på 5,4 hos dyr som fikk RF-71, mens gjennomsnittlig verdi av pH gjennom observasjonsperioden var 6,1-6,2 når det ble gitt RF-80. Apetittløshet i 1-2 dager etter gjenopptatt foring inntraff bare ved bruk av RF-71. RF-80 har nå erstattet RF-71 som kommersielt for til rein i Norge. |
format |
Article in Journal/Newspaper |
author |
Sletten, Harald Hove, Knut |
author_facet |
Sletten, Harald Hove, Knut |
author_sort |
Sletten, Harald |
title |
Digestive studies with a feed developed for realimentation of starving reindeer |
title_short |
Digestive studies with a feed developed for realimentation of starving reindeer |
title_full |
Digestive studies with a feed developed for realimentation of starving reindeer |
title_fullStr |
Digestive studies with a feed developed for realimentation of starving reindeer |
title_full_unstemmed |
Digestive studies with a feed developed for realimentation of starving reindeer |
title_sort |
digestive studies with a feed developed for realimentation of starving reindeer |
publisher |
Septentrio Academic Publishing |
publishDate |
1990 |
url |
https://septentrio.uit.no/index.php/rangifer/article/view/788 https://doi.org/10.7557/2.10.1.788 |
long_lat |
ENVELOPE(-60.883,-60.883,-66.033,-66.033) |
geographic |
Norway Verdier |
geographic_facet |
Norway Verdier |
genre |
Rangifer Reinlav |
genre_facet |
Rangifer Reinlav |
op_source |
Rangifer; Årg 10 Nr 1 (1990); 31-37 Rangifer; Vol 10 No 1 (1990); 31-37 1890-6729 |
op_relation |
https://septentrio.uit.no/index.php/rangifer/article/view/788/754 https://septentrio.uit.no/index.php/rangifer/article/view/788 doi:10.7557/2.10.1.788 |
op_rights |
Copyright (c) 2015 Harald Sletten, Knut Hove http://creativecommons.org/licenses/by/3.0/ |
op_rightsnorm |
CC-BY |
op_doi |
https://doi.org/10.7557/2.10.1.788 |
container_title |
Rangifer |
container_volume |
10 |
container_issue |
1 |
container_start_page |
31 |
_version_ |
1766174996361641984 |