Agricultural Policy

Books:

Congressional Research Service, Selected Reports ["all" CRS reports on any topic (not just agriculture) here]

(Research conducted for members of Congress by the LIbrary of Congress. The title link here is to the Harvard login to Proquest Congressional, a subscription service. Proquest has some helpful indexes and links to similar items in other sorts of Congressional publications.  The "Open access" link is to the public version on Congress' website. It is the full version.)