Neb. Rev. Stat. § 25-2164: Neb. Rev. Stat. § 25-2164

No other pleading or written allegation is allowed than the writ and answer. These are the pleadings in the case, and have the same effect and are to be construed and may be amended in the same manner as pleadings in a civil action; and the issues thereby joined must be tried, and the further proceedings thereon had in the same manner as in a civil action.