Whenever a petition in conformity to Kan. Stat. Ann. § 24-128, signed by the board of directors of both of the affected drainage districts shall be presented to the board of county commissioners of the proper county, it shall be the duty of such board of county commissioners forthwith to fix a time for the hearing of such petition and to cause the county clerk to give notice thereof at least five (5) days before the date fixed for the hearing by one publication in some newspaper published and of general circulation in the county.