What does the United States Department agriculture do?

The United States Department of Agriculture (informally the Agriculture Department or USDA) is the United States federal executive department responsible for developing and executing U.S. federal government policy on farming, agriculture, and food. It aims to meet the needs of farmers and ranchers, promote agricultural trade and production, work to assure food safety, protect Natural Resources, foster rural communities and end hunger in the United States and abroad.

The head of the department is the Secretary of Agriculture, who is a member of the Cabinet. The current Secretary is Tom Vilsack.