Feed evaluation systems for ruminants and horses / Free communications

Date: 05 June ‘05; 14:00 - 18:00 hours
Chairperson: Sauvant (F) / Lindberg (SWE)

Theatre

• NorFor: the new Nordic feed evaluation system! (Gustafsson, A.H., M. Mehlqvist, H. Volden, M. Larsen and G. Gudmundsson)

• Karoline:The Nordic dairy cow model (Danfær, A., P. Huhtanen and H. Volden)

• Moving from a range of systems, currently assessing practical workloads in equines to a common system (Ellis, A.D.)

• A model to predict nitrogen excretion from dairy cattle using the PDI protein system (Olsson, V., J.J. Murphy, F. O'Mara, M.A. O'Donovan and F.J. Mulligan)

Poster

• The effects of urea treatment on in vitro gas production of pomegranate peel (Feizi, R., A. Ghodratnama, M. Zahedifar, M. Danesh Mesgaran and M. Raisianzadeh)
• Performance prediction using ARC, ME System for different breeds of beef cattle fed with two different feeding periods grown under feedlot conditions (Bozkurt, Y. and S. Ozkaya)
• Prediction of nutritional content of silages by analyses of green chop (Bertilsson, J.)
• The effect of grain type and processing on chewing activity in horses (Brøkner, C., P. Nørgaard, L. Eriksen and T.M. Søland)
• Investigations on protein requirements of fattening bulls of the German Holstein breed (Meyer, U., P. Lebzien, G. Flachowsky and H. Boehme)
• Evaluation of buffering capacity for ruminant ration formulation and its effects on rumen fluid (Moharrery, A.)
• Effect on milk production when maize silage from two hybrids harvested at two stages of maturity is partly substituted with grass silage (Hymøller, L. and M.R. Weisbjerg)
• Relative energy requirements of beef bull breeds (Drennan, M.J., M. McGee and A. Grogan)
• In vitro gas production profile of non-washable, insoluble washable and soluble washable fractions in some concentrate ingredients (Azarfar, A., S. Tamminga and B.A. Williams)
• Degradability characteristics of dry matter of some feedstuffs using In Vitro Technique (Taghizadeh, A., H. Abdoli and A. Tahmasbi)
• Monitoring the fate of untreated and micronized rapeseed meal proteins in the rumen using SDS-PAGE (Sadeghi, A.A. and P. Shawrang)
• Ruminal starch and protein degradation kinetics of untreated and microwave treated barley grain (Sadeghi, A.A., P. Shawrang and A. Nikkhah)
• Chemical composition, in vitro DM and OM digestibility of ten pasture species (Shawrang, P., A. Nikkhah and A.A. Sadeghi)
• Manure evaluation in dairy cows (Steen, K., T. Eriksson and M. Emanuelson)