5Tam N F Y, Vrijmoed L L REffect of commercial bacterial products on nutrient transformations of pig manure in a pig-on-litter system[J].Water management & Research, 1990,8(5):363-373.
6Tam N F Z Vrijmoed L L R Effect of the inoculum size of sawdust bedding on pig waste decomposition in a pigon-litter system[J].Water management & Research,1993, 11(2):107-115.
7Corre a E K, Perdomo C C, Acondino J I F, et al. Environmental condition and performance in growing and finishing swine raised under different types of.litter[J].Brazilian Journal of Animal Science, 2000, 14 (29) : 2072-2079.
8Gentry J G, McGlone J J, Miller M F, et al. Environmental effects on pig performance, meat quality, and muscle characteristics[J].Journal of Animal Science, 2004,18(82):209-217.
9Oliveira P A, Souloumiac D, Robin P, et al. duction by fattening pigs in deep-litter ventional slatted floor systems[J].Annal tecbnie, 1999, 48(21):117-129. H e eat proor cons de Zootechnie, 1999,48(21):117-129.