Some of the limitations with the test hinge on the fact that the moisture content of a slab is mutable and that MVER results are in great part affected by the ambient conditions that the slab has ...
As an example, hay baled at 20% moisture that is stored and dried down to 12%; will result in 8% DM loss. What happens if we bale hay and the moisture content is too high? Bad things. If lucky, maybe ...