NEW YORK--(BUSINESS WIRE)--Fitch Ratings has downgraded the Long-term Issuer Default Ratings (IDR) for Banco Agricola S.A. (Agricola) and Banco Davivienda Salvadoreno (Davivienda Sal) to 'BB' from 'BB+' following the downgrade of El Salvador's Long-Term Rating and Country Ceiling. Fitch also took negative rating actions on both banks' Viability Ratings (VR). For more information on the sovereign rating action see 'Fitch Downgrades El Salvador's IDRs to 'B+'; Outlook Revised to Stable', dated Ju