Joined Cases C-58/10 to C-68/10: Judgment of the Court (Fourth Chamber) of 8 September 2011 (references for a preliminary ruling from the Conseil d'État (France)) — Monsanto SAS and Others v Ministre de l’Agriculture et de la Pêche (Agriculture — Genetically modified animal feed — Emergency measures — Measure adopted by a Member State — Provisional suspension of an authorisation granted pursuant to Directive 90/220/EEC — Legal basis — Directive 2001/18/EC — Article 12 — Sectoral legislation — Article 23 — Safeguard clause — Regulation (EC) No 1829/2003 — Article 20 — Existing products — Article 34 — Regulation (EC) No 178/2002 — Articles 53 and 54 — Conditions of application)