Pratum Co in Madras, OR, invites individuals and entities involved in agricultural product production or use to become members. The process involves submitting an application, payment of a non-capitalized membership fee set by the Board of Directors, and meeting additional conditions as prescribed. Members receive a non-transferable Membership Certificate, recorded on the Association's books. The exclusive nature of membership prohibits any transfer or encumbrance without prior approval from the Board of Directors, emphasizing the personal connection between members and Pratum Co.