8Martin S A. Potential for manipulating gastrointestinal in icroflora: Alternatives to antibiotics and ionophores. In Proc[M].29th Annu. Georgia Nutr Conf for the Feed Ind,Atlanta. GA.Univ.of Georgia,Athens,GA, 1992(28). 被引量:1
9Duffietd T, Plaizier J C, Fairfield A, et al. Comparis on of techniques f or measurement of rum en pH in lactating dairy cows[J].Journal of Dairy Science, 2004,87 (1). 被引量:1
10Russell JB, Baldwin RL. Comparison of Substrate Affinities Among Several Rumen Bacteria: a Possible Determinant of Rumen Bacterial Competition[J]. Appl. Environ. Mierobiol, 1979 ( 37). 被引量:1