All provisions of the original Conservancy Act of New Mexico conflicting herewith or limiting the power of conservancy district to issue or sell negotiable securities conforming to the provisions of this act N.M. Stat. Ann. § 73-16-30 to 73-16-40 are to that extent repealed, but no remaining provisions of said Conservancy Act, otherwise than necessary to conform hereto or affected hereby shall be changed, altered or repealed.