Density and Size as Factors Affecting Passage Rate of Ingesta in the Bovine and Human Digestive Tracts

Effect of density and size of particles on their rate of passage through the digestive tract of cattle and humans was estimated with inert plastic particles. The particles that passed most rapidly had a density of about 1.2 gm./cm2 and a size of 20 to 30 10 -8 cm. ~ Editor.