The Impact of Nutrition on the Health and Welfare of Horses: 5th European Workshop Equine Nutrition, Cirencester, United Kingdom, 19-22 September 2010

329 Pages·2010·10.2 MB·English

by  A. d. Ellis, A. C. Longland, M. Coenen, N. Miraglia

The impact of nutrition
on the health and
welfare of horses
EAAP publication No. 128
edited by:
A.D. Ellis
A.C. Longland
M. Coenen
N. Miraglia
The impact of nutrition on the health and welfare of
horses
EAAP – European Federation of Animal Science
EWEN – European Workshop on Equine Nutrition
BSAS – british society of animal science
The European Association for Animal Production wishes to express its appreciation to the
Ministero per le Politiche Agricole e Forestali and the Associazione Italiana Allevatori for their
valuable support of its activities
The impact of nutrition on the
health and welfare of horses
5th European Workshop Equine Nutrition
Cirencester, United Kingdom
19-22 September 2010
EAAP publication No. 128
edited by:
A.D. Ellis, A.C. Longland, M. Coenen and N. Miraglia
Wageningen Academic 
P u b l i s h e r s
This work is subject to copyright. All rights
are reserved, whether the whole or part
of the material is concerned. Nothing
from this publication may be translated,
reproduced, stored in a computerised
system or published in any form or in any
manner, including electronic, mechanical,
reprographic or photographic, without
prior written permission from the
publisher:
Wageningen Academic Publishers
P.O. Box 220
6700 AE Wageningen
The Netherlands
www.WageningenAcademic.com
[email protected]
The individual contributions in this
publication and any liabilities arising from
them remain the responsibility of the
authors.
ISBN: 978-90-8686-155-2 The designations employed and the
e-ISBN: 978-90-8686-711-0 presentation of material in this publication
DOI: 10.3920/978-90-8686-711-0 do not imply the expression of any opinion
whatsoever on the part of the European
Association for Animal Production
ISSN 0071-2477 concerning the legal status of any country,
territory, city or area or of its authorities,
or concerning the delimitation of its
First published, 2010 frontiers or boundaries.
The publisher is not responsible for possible
©Wageningen Academic Publishers damages, which could be a result of content
The Netherlands, 2010 derived from this publication.

Table of contents
Foreword 13
Part 1. Tailoring nutrition to the physiology of the horse
Digestive strategy and flexibility in horses with reference to dietary carbohydrates 17
R.J. Geor
Plasma pancreatic α-amylase profile does not reflect starch digestion in healthy horses 29
I. Vervuert and M. Coenen
Revision of the energy and nutrient requirements of mares; I. Gestation 32
M. Coenen, S. Schmidt, A. Zeyner and E. Kienzle
Revision of the energy and nutrient requirements of mares; II. Lactation 35
M. Coenen, S. Kirchhof, E. Kienzle and A. Zeyner
Metabolizable energy for horses: development of a simple and flexible feed evaluation system 37
E. Kienzle and A. Zeyner
Protein evaluation of horse feed: a novel concept 40
A. Zeyner, S. Kirchhof, A. Susenbeth, K.-H. Südekum and E. Kienzle
Milk intake and foal growth-a review of literature 43
B. Schmidt, A. Zeyner, E. Kienzle, S. Kirchhof and M. Coenen
Energy requirements of pregnant mares according to oxygen consumption data of foetus
and annexes: a meta analysis 47
S. Schmidt and M. Coenen
Digestibility of calcium and phosphorous in yearlings 50
A. Jansson and F. Löf
Part 2. Nutrition behaviour and welfare
Biological basis of behaviour in relation to nutrition and feed intake in horses 53
A.D. Ellis
Electromyographic evaluation of masseter muscle activity in horses fed different types of
roughage 75
I. Vervuert, N. Brüssow, M. Bochnia, T. Hollands, D. Cuddeford and M. Coenen
Increasing foraging opportunities improves welfare and reproduction efficiency in Arab
breeding mares 78
H. Benhajali, M.-A. Richard-Yris, M. Ezzaouia, F. Charfi and M. Hausberger
Influence of physical structure of haylage on equine eating behaviour 81
C.E. Müller
The impact of nutrition on the health and welfare of horses 7
The effects of soaked and un-soaked high fibre pelleted feeds on chewing time to swallow
in the horse and feed volume changes in vitro: a pilot study 84
C. Lawrence, N. Blackie, A.D. Ellis and S. Tracey
Preference of forage feeding position in stabled horses: a pilot study 87
V. Webster and A.D. Ellis
Effects of diet on behaviour of Standardbred horses in training 88
A. Jansson
Effect of diet on plasma tryptophan and serotonin in horses: a link to behaviour? 89
A.D. Ellis, G. Piccione, C. Giannetto, E.K. Visser and D. Alberghina
Part 3. Promoting health and preventing disease
On the interaction between nutrition, health and disease 93
M. Coenen
Ration formulation in horses: the scope of interpretation 106
I. Vervuert and D. Bergero
Metabolic actions of intermittent exogenous equine parathyroid hormone (ePTH 1-37) in
horses 116
K. Weisrock, W. Martin-Rosset, B. Remy, W.G. Forssmann, N. Parvizi, M. Coenen and
I. Vervuert
Assessment of bone mineral density by dual X-ray absorptiometry in the horse: a
methodological approach 120
I. Vervuert, J. Junge, W. Martin-Rosset and M. Coenen
Using faecal pH to predict gut health in horses 123
J.A. Næsset and D. Austbø
The effect of steam treatment on the total viable count, mould and yeast numbers in hay
using the Haygain hay steamer 128
R. James and M. Moore-Colyer
Validation of long chain fatty acids as markers to estimate diet composition of equines fed
on grassland-heathland vegetation components 133
L.M.M. Ferreira, A.S. Santos, R. Celaya, V. Falco, M.A.M. Rodrigues and K. Osoro
Steaming hay for horses: the effect of three different treatments on the respirable particle
numbers in hay treated in a Haygain steamer 136
C. Stockdale and M.J.S. Moore-Colyer
The effect of a binding agent on occurrence of the mycotoxin Zearalenon (ZON) in equine
faeces 139
H.J. Walton, A.D. Ellis, K. Meynen and P. Harris
Feeding working donkeys in Mexico; success in simplicity 141
F. Burden and A. Trawford
8 The impact of nutrition on the health and welfare of horses
Part 4. Nutrition and gastro-intestinal health
Conditions affecting gastrointestinal tract health 145
A.E. Durham
Equine microbial gastro-intestinal health 161
S. Sadet-Bourgeteau and V. Julliand
Feeding protected sodium bicarbonate attenuates hindgut acidosis in horses fed a high
grain ration 183
J.D. Pagan, T.J. Lawrence, L.A. Lawrence and C. Brown-Douglas
Effect of collection time on the fermentative activity of equine faeces in the gas
production technique 189
G. Desrousseaux, A.S. Santos, W.F. Pellikaan, J.W. Cone, L.M.M. Ferreira, C.M.V. Guedes
and M.A.M. Rodrigues
Investigation of the buffering action and fermentation activity of Aquacid, when incubated
in vitro with fibre and concentrate diets 193
M.J.S. Moore-Colyer
Effect of three different forage-based diets on microbial flora, pH and viscosity of the
equine hindgut 196
S. Muhonen, F.C. Wartena, A. Wesker and V. Julliand
In vitro equine caecal fermentation of different casein levels 199
A.S. Santos, L.M.F. Ferreira, M. Cotovio, F. Silva, C.M.V. Guedes, J.W. Cone,
R.J.B. Bessa and M.A.M. Rodrigues
Individual effects on adaptation of equine intestinal microflora to fructans: indirectly
measured by hydrogen exhalation test 203
A. Mößeler, I. Vervuert and M. Coenen
A comparative study of the apparent total tract digestibility of fibre in Icelandic and
Danish Warmblood horses 207
R.B. Jensen, C. Brøkner, K.E. Bach Knudsen and A.H. Tauson
The effect of sugar beet pulp on caecal pH in Norwegian cold-blooded trotter horses 210
C. Brøkner, D. Austbø, J.A. Næsset, K.E. Bach Knudsen and A.H. Tauson
Part 5. Nutrition and metabolic disease
Recent advances in the understanding of laminitis and obesity 215
P.A. Harris and R. Geor
Nutritional risk factors for the development of hyperlipaemia in a population of donkeys 234
F. Burden, E. Hazell-Smith and A. Trawford
Validation of the deuterium oxide (D O) dilution method for the measurement of body fat
2
content in living ponies 235
A. Dugdale, G. Curtis, P.A. Harris, E. Milneand C.M.G. Argo
The impact of nutrition on the health and welfare of horses 9