HIGH-ROUGHAGE SYSTEM FOR RAISING CALVES BASED ON EARLY DEVELOPMENT OF RUMEN FUNCTION .12. IN VIVO AND IN VITRO CHANGES IN RUMEN CONTENTS OF CALVES FED ALFALFA BEET PULP OR SOYBRAN FLAKES AS ROUGHAGE IN COMPLETE PELLETED RATIONS
D O I:
10.3168/jds.S0022-0302(66)87994-8
中图分类号:
S8 [畜牧、 动物医学、狩猎、蚕、蜂];