132 DEPARTMENT OF AGRICULTURE entitled to a temporary restraining older and prclunmary injunction against the member. 618.19 Contracts and agreements with other like associations.-Any association may, upon resolution adopted by its board of directors, enter into all necessary and proper contracts and agreements and make all necessary and proper stipulations, agreements and contracts, and arrange- ments with any other cooperative corporation, association or associations, formed in this or in any other state, for the cooperate and more eco nomncal carrying on of its business or an) part thereof. Any two or more associations may, by agreement between them, unite in employing and using or may sepalatels employ and use the same personnel, methods, means, and agencies for caning on and conducting thior respective businesses. 618.20 Purchase of interest in like corpoiations.-An association may organize, i, r, operate, own, control, have an interest in, own stock of, or be a member of any other association or corporation, with or without capital stock, and engaged in planting, growing, producing, preserving, drying, processing, canning, packing, storing, warehousing, handling, shlp- ping, utilizing, ianuiaciuring, or selling of agricultural products, or by products thereof; or in performing business or educational services; or in the financing of any of the above enumerated activities. If such corporations are warehousing corporations, they may o ssue legal warehouse receipts to the associations against the commodities de- livered by it, or to any other person and such legal warehouse receipts shall be considered as adequate collateral to the extent of the usual and current value of thie commodity represented thereby. In case such ware house is licensed, or licensed and bonded under the laws of this or any other state or the United States, its warehouse receipt deliveicd to the association on commodities of tleo association or its membcis, or delivered by the association or its members, shall not be challenged or discriminated against because of ownership or control wholly or in part, by the association 618.21 Corporations not in restraint of trade.-No association as defined in this chapter while engaged in any of the activities specified in 618 20 shall be deemed to be a conspiracy, or a combination in unlawful restraint of trade, or an illegal monopoly, or an attempt to lessen come tition or to fix prices arbitrarily, nor shall the marketing contracts and agreements between the association and its members or any agieeennts authorized in this chapter, be considered illegal as such, or in unlawful restraint of tiade, or part of a conspiracy or combination to accomplish an improper or illegal purpose. 618 22 Adoption of provisions of this chapter by prior corporations.- Any conpoationi or association, oigamZecd under previously existing statutes, may, by a majority vote of its stockholders or members, be brought under the provisions of this chapter by limiting its memibeishp and adopting tihe other restrictions as provided herein It shall make out in duplicate a statement signed and sworn to by its directors to the effect that the corporation or association has, by a nmaority vote of its stockholders or members, decided to accept the benefits and be bound by the provisions of this chapter and has authorized all changes accodingly Articles of