Whenever a majority of the owners of lands within a district proposed to be organized into a drainage district, who shall have arrived at lawful age and who represent one third in area of the lands in such proposed district, or whenever one third of the land owners in such proposed district owning more than one half of the lands in said district desire to organize a drainage district for the construction of drains or ditches across the lands of others for agricultural and sanitary purposes, or to maintain and keep in repair any such drains and ditches heretofore constructed, or to establish in said district a combined system of drainage or protection from wash or overflow for agricultural and sanitary purposes, and to construct and maintain the same by special assessment upon the property benefited thereby, such owners may file in the chancery court a petition signed by a majority of the owners of said land who own one third of the lands proposed to be included in said district, or by one third of the owners of said lands who own more than one half of the lands in said proposed drainage district to be organized as aforesaid, setting forth the proposed name of said drainage district, the necessity for the same, the description of the lands to be included in said drainage district, the names of the owners when known, together with the post-office address of such owners if the same can be ascertained, and may pray for the organization of a drainage district by a name to be given to the same.