Evaluation of Straws in Ruminant Feeding: Proceedings of a workshop held in Perignat-les-Sarlièves, Aubière (France) from 2 to 4 June 1987 under the auspices of COST (European Cooperation in Scientific and Technological Research)-COST 84 bis, organised with the support of the Commission of the European Communities by INRA, Research Centre of Clermont-Ferrand, Theis.