Nigerian onion traders have halted exports to Ghana over a fresh trade dispute and are calling on ECOWAS to intervene to restore cross-border trade. Nigerian onion traders have suspended exports to Ghana following a fresh dispute over cross-border trade. AdvertisementAdvertisementHe said the suspension would remain in place until both countries reached an agreement on the rules governing onion trade between them. “Suspension will remain in force until an amicable and mutually acceptable agreement is reached between the two countries on the modalities governing onion trade,” Maitasamu said. In April, Nigerian onion traders suspended exports to Ghana after alleging harassment, intimidation and the seizure of trucks carrying onions at the Kotoku Market in Accra.