This page contains the file presented at:

• REDNEX Workshop: Nitrogen Utilization and Loss by Dairy Cows –State of the Art in Modelling and Prediction
  Vilnius, Lithuania 23 August 2008
• EAAP SPECIAL SESSION jointly organised by EAAP and Rednex: IMPACT OF FRAMING SYSTEMS ON THE ENVIRONMENT
  Vilnius, Lithuania, 24th August 2008
• Symposium on Protein metabolism and N excretion in dairy cattle. EAAP Annual Meeting 2008, Barcelona, Spain - Session 2 - 24 August 2009

EU FP7 Project REDNEX Workshop
Nitrogen Utilization and Loss by Dairy Cows –State of the Art in Modelling and Prediction
Le Meridien Villon Resort & Convention Centre Vilnius, Lithuania,
Saturday 23rd August 2008 (09.00 – 18.00h)

Aims

To assess the state of the art in relation to the global effort to research and model N metabolism in dairy cows.

• Introduction to Rednex - Ad van Vuuren

State of art of empirical protein evaluation systems in Europe.

• FiM Approach to Protein Supply and Requirements - Ian Givens / Cled Thomas
• The PDI System – Michel Doreau / J-L Peyraud
• Protein Models for Ruminants - Ad van Vuuren / Jan Djikstra
• NoRFoR: Nordic Feed Evaluation System - Martin Weisbjerg /Harald Volden
• Protein requirements Germany - nXP - Peter Lebzien
• • Ian Givens - An applied feeding model coupled with a new system of feed characterisation
• • Bennett - Current formulation practices for protein/amino acids in Europe

 

State of art in N. America and Aust/ NZ

• State of the Union: North American Models - Mark Hanigan
• Nitrogen utilisation – Dennis Poppi

Sate of the art of applied models at herd/system level .

• Applied Models to quantify N flows in Dairy Herds and Dairy Farms - Jean-Louis Peyraud

Conclusions

• Conclusions

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EAAP SPECIAL SESSION jointly organised by EAAP and Rednex
IMPACT OF FRAMING SYSTEMS ON THE ENVIRONMENT
Le Meridien Villon Resort & Convention Centre Vilnius, Lithuania,
Sunday 24th August

Theatre Session

• Livestocks’ Long Shadow put in perspective
  Monteny, G.J. and E. Hartung
• Models for feed evaluation, protein utilisation, herd management to reduce nitrogen excretion  by ruminants
  Ad van Vuuren and Cled Thomas
• Development of a software to calculate pollutant emissions, resources consumptions and best available techniques effects on emissions and consumptions from Spanish farms
  Pineiro, C., G. Montalvo, M.A. Garcia, M. Herrero and M. Bigeriego
• Livestock systems, farming styles and grasslands maintenance in Alpine areas: an on farm survey in the Belluno province, North-eastern Italy
  Mrad, M., E. Sturaro, G. Cocca, L. Gallo and M. Ramanzin
• The effect of genetic improvement on emission from livestock systems
  Jones, H.E., C.C. Warkup, A. Williams and E. Audsley
• Dispersion of bacterial emissions from broiler houses
  Hartung, J., J. Schulz and J. Seedorf
• Assessment of effects of methane inhibitors in ruminants
  Lebzien, P. and G. Flachowsky
• Are there environmental benefits from feeding pigs with peas?
  (Presentation)
  Baumgartner, D.U., L. De Baan, T. Nemecek, F. Pressenda, J.-S. Von Richthofen and M. Montes
• Reduction of phosphorus excretion optimizing dairy cows’ supplementation
  Biagini, D. and C. Lazzaroni

Poster Session

• Occupational exposure to airborne micro-organisms and endotoxins in four housing systems for laying hens
  Springorum, A.C. and J. Hartung
• Nitrogen impact in grazing dairy farms
  Silva, C., T. Dentinho and A. Borba
• Monitoring of heterogenous substances in milk and in cow-barn environment
  Toušová, R., L. Stádník and I. Vanišová
• Meteorological variables can be used to predict nitrogen volatilisation from dairy cow manure during housing and short-term storage
  Atzori, A.S., G. Spanu, A. Fenu and A. Cannas
• Survey of the protein balance in diets for dairy buffalo herds
  Pace, V., D. Grani, S. Bartocci, S. Terramoccia, F. Carfì, M. Di Rubbo and A. Coletta
• Analysis of seasons of ammonia nitrogen, dust emission and microbiological air pollution in duck houses
  Skurdenienė, I., V. Ribikauskas, A. Benediktavičiūtė-Kiškienė, R. Juodka and S. Janušonis
• Substituting soya bean meal with faba beans: what are the environmental impacts in milk production?
  De Baan, L., D.U. Baumgartner, T. Nemecek, B. Cottrill and F. Pressenda
• Environmental impacts of introducing European grain legumes into broiler and laying hen feed in Brittany (France)
  Baumgartner, D.U., L. De Baan, T. Nemecek and K. Crépon
• Comparison of the mass balance method with the N to P ratio marker method to estimate nitrogen volatilisation in dairy cow barns
  Atzori, A.S., A. Cannas, G. Spanu and A. Fenu
• Antibacterial activity of essential oils in a broth dilution test
  Mickiene, R., A.C. Springorum, B. Bakutis and J. Hartung

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Symposium on Protein metabolism and N excretion in dairy cattle.
EAAP Annual Meeting 2008, Barcelona, Spain - Session 2
Date: 24 August '09

Theatre Session 02

• Innovative and practical management approaches to reduce nitrogen excretion by ruminants: REDNEX
  Van Vuuren, A. and Thomas, C.
• The impact of EU directives on N-management in dairy farming
  Aarts, H.F.M.
• Methods and systems used for protein evaluation for ruminants
  Hvelplund, T. and Weisbjerg, M.R.
• The control of voluntary feed intake and diet selection in cattle with particular reference to nitrogen
  Forbes, J.M.
• Urea flux from blood to gut: a physiological entity under metabolic control?
  Kristensen, N.B. and Reynolds, C.K.
• Challenges to modelling intermediary nitrogen metabolism
  France, J., Kebreab, E., Lopez, S., Hanigan, M.D., Crompton, L.A., Bannink, A. and Dijkstra, J.

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Energy and Protein metabolism meeting in Parma 2010

• Effect of abomasal infusion of oligofructose on inter-organ ammonia and urea fluxes in lactating Holstein cows
  N. B. Kristensen and M. Larsen
• Effects of dietary nitrogen content and intravenous urea infusion on ruminal and portal-drained visceral extraction of arterial urea in lactating Holstein cows
  N. B. Kristensen, A. C. Storm, and M. Larsen
• Estimation of indigestible NDF (iNDF) in forages
  M.R. Weisbjerg et al.
• Effect of N underfeeding and energy source on ruminal protein metabolism and N balance
  A. Fanchone, M. Doreau, P. Nozière

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