Iowa-based Harrisvaccines last week was awarded one of two contracts from the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (USDA/APHIS) to provide 48 million doses of the avian flu H5 vaccine to be used for its stockpile.

Joel Harris, vice president of Harrisvaccines, said it’s "all hands on deck" for the company, which employs nearly 45 people in...