Koehler L H.Differentiation of carbohydrate by anthrone reaction rate and color intensity.Analytical Chemistry, 1952, 24:1576-1579.
[7]
Van Soest P J, Roberstson J B, Lewis B A.Methods for dietary fiber, neutral detergent fiber and nonstarch polysaccharides in relation to animal nutrition.Journal of Dairy Science, 1991, 74:3583-3597.
[8]
Playne M J, McDonald P.The buffering constituents of herbage and silage.Journal of the Science of Food and Agriculture, 1966, 17:264-268.
Mcdonald P.The Biochemistry of Silage.Madison, Wisconsin, USA:Wiley Interscience Publication, 1981.
[16]
Weissbach F, Schmidt L, Hein E.Method of anticipating the run of fermentation in silage making based on the chemical composition of green fodder.Proceeding of the Ⅶ International Grassland Congress.Moscow:the Ⅶ International Grassland Congress, 1974:663-673.
Henderson A R, Mcdonld P, Woolford M K.Chemical changes and losses during the ensilage of wilted grass treated with formic acid.Journal of the Science of Food and Agriculture, 1972, 23:1079-1087.
[27]
Kibe K, Noda E, Karasawa Y.Effect of moisture level of material grass on silage fermentation.Journal Faculty Agriculture, 1981, 18:145-154.