The said board of directors shall institute such proceedings by filing a petition in the superior court of the county in which the greater part of the lands in the district are situated. Said petition shall give the name of the district, shall set out the nature of its water rights and the general character of its irrigation works and distribution system, shall state the amount, maturity schedule of minimum annual installments of principal and maximum interest rate of the proposed refunding bonds, shall state the approximate irrigable acreage in the district and the probable approximate aggregate annual income therefrom during the life of the proposed refunding bonds, shall recite that the required consent of the owners of the bonds to be refunded has been obtained and shall state such other matter, if any, the said board of directors may deem pertinent to the proceedings, shall pray for the determination of the irrigable acreage and of the maximum benefits aforesaid and shall be signed and verified by the president of the said board of directors.