There is a dates broker who lends money to certain farmers to ensure that they will allocate selling the yield to him

A: This kind of transaction is impermissible because it includes a loan that brings about benefit, which is Riba (usury). Hence, it is obligatory for you to abandon such a transaction and to adhere only to what Allah has made permissible. May Allah grant us success. May peace and blessings be upon our Prophet Muhammad, his family, and Companions.