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van Dorland, Anette H.; Wettstein, Hans-Ruedi; Aeschlimann, Gilles; Leuenberger, Hans; Kreuzer, Michael (2007). Preference of dairy cows for ryegrass, white clover and red clover, and its effects on nutrient supply and milk quality. Archives of animal nutrition, 61(5), pp. 371-89. Abingdon, UK: Taylor & Francis 10.1080/17450390701565305
