Interest and limits of the HFT (Hohenheimer Futterwert Test) method to evaluate the energy value of compound feeds for small ruminants

aliment composé pour animaux analytical methods caprin caprinos compound feeds digestibilidad digestibility digestibilité energy value experimentación in vitro expérimentation in vitro goats in vitro experimentation materia orgánica matière organique organic matter ovin ovinos piensos compuestos sheep technique analytique técnicas analíticas valeur énergetique valor energético