Companies recently given approval to import maize will not be affected by the President's directive.
The NSC warned that only the 4 companies are allowed to import maize into the country.
Buhari released 30,000 tons of maize from the national reserves to animal feed producers.
One of CBN's roles as a policymaker in the agro-sector is to protect the farmers' economy and livelihood.
The University Don stated that the apex bank’s decision to ban maize importation was too abrupt.
CBN noted that the ban was necessitated in order to protect local production of maize.
