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Penn State Nutrition Conference Starch Presentation

A key challenge in attempting to manage the starch nutrient pool in the lactating cow is that it is a dynamic function which we attempt to evaluate in the laboratory from a static perspective.   To begin with, we have a poor understanding of the average rate of passage of the total diet.  We take starch, dropping the material into the rumen as part of a larger set of materials without a good understanding of how rate of passage impacts the various particle sizes provided.