Iowa Code § 560.3: Petition — trial — appraisement.

The petition of the occupant must set forth the grounds upon which the occupant seeks relief, and state as accurately as practicable the value of the real estate, exclusive of the improvements made thereon by the claimant or the claimant’s grantors, and the value of such improvements. The issue joined thereon must be tried as in ordinary actions and the value of the real estate and of such improvements separately ascertained.