Blok, M C Nutrition and health of the gastrointestinal tract / por M. C. Blok ... / and other / - Netherlands : Wageningen, 2002 - 198 p. - . LCCN: 167865 Subjects--Topical Terms: Ganado--Microflora Microflora--AnálisisNutrición animal Dewey Class. No.: 636.085 B5