In 1950 a chemist by the name Hy Earn made a major contribution to the agricultural industry by inventing an ointment that prevented cannibalistic tendencies among chickens suffering from a protein deficiency. Earn's discovery was so successful that it led to the creation of the family owned and operated Dominion Veterinary Laboratories Ltd. Today, as a direct result of Hy Earn's achievements, family, and work ethics, Winnipeg-based Dominion Veterinary Laboratories Ltd. has a wide spectrum of products for the livestock industry. More than 100 drug formulas continually contribute to the high standards of both Canadian and international agricultural industries. more... See more text