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发表于 2010-1-14 15:38:44
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(1)GE的估计:
GE(Kcal/kgDM)=4143+(56×%EE)+(15×%CP)-(44×%Ash)
R²=0.98 NRC(1998)
(2)DE的估计:
①以NRC(1998)为代表:
ME(Kcal/kgDM)=-174+(0.848×GE)+(2×%SCHO)-(16×%ADF)
R²=0.87 Ewan(1989)
SCHO(soluble carbohydrate calculated)为:
SCHO=100-(%CP+%EE+%Ash+%NDF)
DE小=949+(0.789×%GE)-(43×%Ash)-(41×%NDF)
R²=0.91 Noblet and Perez(1993)
DE小=4.151-(122×%Ash)+(23×%CP)+(38×%EE)-(64×%CF)
R²=0.89 Noblet and Perez(1993) |
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