All irrigation districts organized under the laws of the state of Idaho shall have the right of eminent domain, with the power by and through their boards of directors, to cause to be condemned and appropriated in the name of and for the use of said districts, all lands, water rights, reservoirs, canals and works constructed or being constructed by private owners, and lands for reservoirs for the storage of needful waters, and all necessary appurtenances and other property necessary for the construction, use and supply, maintenance, repair and improvement of said canal or canals and works. Said irrigation districts shall have the right by and through their boards of directors to acquire by purchase or other legal means, any or all of the property mentioned and referred to in this section. In any action or proceeding for the condemnation of any property mentioned and referred to in this section, wherein said irrigation district is a party, the plaintiff must, within six (6) months after final judgment, pay the sum of money assessed, or said judgment will be annulled. Except as otherwise provided in this section, the provisions of the laws of Idaho relative to the right of eminent domain, civil actions and new trials and appeals, shall be applicable to, and constitute the rules of practice in, condemnation proceedings by said irrigation districts.