The experimentwas performed at the Danish Institute of Agricultural Sciences, Research
Centre Foulum. All aspects of the experimental protocols were approved by the Danish
Animal Experimental Inspectorate, Copenhagen, Denmark.
2.1. Raw material and extrusion conditions
Spring barley (Hordeum vulgare var. Canut), white-flowered spring pea (Pisum sativum
var. Profi) and commercially available wheat bran (Valsemøllen A/S, Esbjerg, Denmark)