"The biosecurity measures all of the farmers infected or not, like not having visitors on your properties — covering your workers from head to toe in bio suits and constantly and meticulously disinfecting equipment, clothing, buildings, walls, tires — is expensive and mind-numbing," he said. "Even the simplest thing such as a fertilizer truck or a delivery from UPS or Amazon or your children's school bus can track the disease onto a farm and destroy their flocks, their income and their family's legacy."