Purchase and sale of agricultural seeds; execution of commercial and financial transactions of any kind related to the purpose of the company; participations; granting of loans or other financings to any parent company and its direct or indirect subsidiaries; provision of security of any kind for liabilities of such other companies, including by way of pledges or fiduciary transfers of the company's assets or guarantees of any kind, whether against payment or not; acquisition, holding, management and disposal of real estate.