A conservation district organized under the provisions of this article and the supervisors thereof shall have the following powers, in addition to others granted in other sections of this article:

(1) To conduct surveys, investigations and research relating to the character of soil erosion and floodwater and sediment damage and to the conservation, development, utilization and disposal of water and the preventive and control measures needed to publish the results of such surveys, investigations or research and to disseminate information concerning such preventive and control measures and works of improvement: Provided, That in order to avoid duplication of research activities, no district shall initiate any research program or publish the results except with the approval of the state committee and in cooperation with the government of this state or any of its agencies, or with the United States or any of its agencies;

(2) To conduct demonstrational projects within the district on lands owned or controlled by this state or any of its agencies, with the consent and cooperation of the agency administering and having jurisdiction thereof, and on any other lands within the district upon obtaining the consent of the owner and occupier of the lands or the necessary rights or interests in the lands in order to demonstrate by example the means, methods and measures by which soil and soil resources may be conserved and soil erosion in the form of soil washing may be prevented and controlled and works of improvement may be carried out;

(3) To carry out preventive and control measures and works of improvement within the district, including, but not limited to, engineering operations, methods of cultivation, the growing of vegetation, changes in use of land and the measures listed in subsection (c), section two of this article on lands owned or controlled by this state or any of its agencies with the consent and cooperation of the agency administering and having jurisdiction thereof and on any other lands within the district upon obtaining the consent of the owner and occupier of such lands or the necessary rights or interests in such lands;

(4) To cooperate, or enter into agreements with, and within the limits of appropriations duly made available to it by law, to furnish financial or other aid to any agency, governmental or otherwise, or any occupier of lands within the district in the carrying on of erosion-control and prevention operations and works of improvement within the district, subject to such conditions as the supervisors may deem necessary to advance the purposes of this article;

(5) To obtain options upon and to acquire, by purchase, exchange, lease, gift, grant, bequest, devise or otherwise, any property, real or personal, or rights or interests therein; to institute condemnation proceedings to acquire any property, real or personal, or rights or interests therein, whether or not located in the district, required for works of improvement; to maintain, administer and improve any properties acquired, to receive income from such properties and to expend such income in carrying out the purposes and provisions of this article; and to sell, lease or otherwise dispose of any of its property or interests therein in furtherance of the purposes and the provisions of this article;

(6) To make available, on such terms as it shall prescribe, to land occupiers within the district agricultural and engineering machinery and equipment, fertilizer, seeds and seedlings and such other material or equipment as will assist such land occupiers to carry on operations upon their lands for the conservation of soil resources and for the prevention and control of soil erosion and for flood prevention or the conservation, development, utilization and disposal of water;

(7) To construct, improve, operate and maintain such structures as may be necessary or convenient for the performance of any of the operations authorized in this article;

(8) To develop with the approval of the state committee comprehensive plans for the conservation of soil resources and for the control and prevention of soil erosion and for flood prevention or the conservation, development, utilization and disposal of water within the district. The plans shall specify, in as much detail as may be possible, the acts, procedures, performances and avoidances which are necessary or desirable for the effectuation of such plans, including the specification of engineering operations, methods of cultivation, the growing of vegetation, cropping programs, tillage practices and changes in use of land; and to publish such plans and information and bring them to the attention of occupiers of lands within the district;

(9) To take over, by purchase, lease or otherwise, and to administer any soil-conservation, flood-prevention, drainage, irrigation, water-management, erosion-control or erosion-prevention project, or combinations thereof, located within its boundaries, undertaken by the United States or any of its agencies, or by this state or any of its agencies; to manage, as agent of the United States or any of its agencies, or of this state or any of its agencies, any soil-conservation, flood-prevention, drainage, irrigation, water-management, erosion-control or erosion-prevention project, or combinations thereof, within its boundaries; to act as agent for the United States or any of its agencies, or for this state or any of its agencies, in connection with the acquisition, construction, operation, or administration of any soil-conservation, flood-prevention, drainage, irrigation, water-management, erosion-control or erosion-prevention project, or combinations thereof, within its boundaries; to accept donations, gifts, contributions and grants in money, services, materials or otherwise, from the United States or any of its agencies, or from this state or any of its agencies, or from any other source and to use or expend such money, services, materials or other contributions in carrying on its operations;

(10) To sue and be sued in the name of the district; to have a seal, which shall be judicially noticed; to have perpetual succession unless terminated as hereinafter provided; to make and execute contracts and other instruments, necessary or convenient to the exercise of its powers; to make and, from time to time, amend and repeal rules and regulations not inconsistent with this article to carry into effect its purposes and powers;

(11) As a condition to this extending of any benefits under this article to, or the performance of work upon, any lands, the supervisors may require contributions in money, services, materials or otherwise to any operations conferring such benefits and may require land occupiers to enter into and perform such agreements or covenants as to the permanent use of such lands as will tend to prevent or control erosion and prevent floodwater and sediment damage thereon;

(12) No provisions with respect to the acquisition, operation or disposition of property by other public bodies shall be applicable to a district organized hereunder in its acquisition, operation and disposition of property unless the Legislature shall specifically so state;

(13) To enter into contracts and other arrangements with agencies of the United States, with persons, firms or corporations, including public corporations, with the state government of this state or other states, or any department or agency thereof, with governmental divisions, with soil conservation, drainage, flood control, soil erosion or other improvement districts in this state or other states, for cooperation or assistance in constructing, improving, operating or maintaining works of improvement within the district, or in preventing floods, or in conserving, developing, utilizing and disposing of water in the district, or for making surveys, investigations or reports thereof; and to obtain options upon and acquire property, real or personal, or rights or interests therein, in other districts or states required for flood prevention or the conservation, development, utilization and disposal of water within the district and to construct, improve, operate or maintain thereon or therewith works of improvement.