1[1]Zieliska K,Zastawny J,Wrpbel B.Improvment of grass quality inoculation with lacticacid bacteria and enzymes[A].The ⅩⅢth International Silage Conference September 11-13,2002,204-205.
3Sheperd A C, Kung L JR. An enzyme additive for corn silage: effects on silage composition and animal performance[J]. J Dairy Sci, 1996, 79 : 1760- 1766.