[Action proposed to deal with new bacterial threat to Northern Ireland potato crops].
Northern Ireland.Department of Agriculture and Rural Development.
Belfast : DARD,
2011.
Caption title.
"27 June 2011".
Includes : The Seeds Potatoes (Amendment) Regulations (Northern Ireland) 2011, and The Plant Health (Amendment No. 3) Order (Northern Ireland) 2011.
Includes bibliographical references.