Mae Lesley Griffiths, wedi ysgrifennu llythyr at ffermwyr sy'n derbyn taliadau o dan Bolisi Amaethyddol Cyffredin yr UE er mwyn egluro pam na fydd Cynllun y Taliad Sylfaenol yn addas ar ôl Brexit.
Lesley Griffiths, has written an open letter to Welsh farmers who receive payments under the EU Common Agricultural Policy to explain why the Basic Payment Scheme (BPS) will not work following Brexit.