UNECE develops global agricultural quality standards to facilitate international trade. The standards encourage high-quality production, improve profitability and protect consumer interests. UNECE standards are used internationally by Governments, producers, traders, importers, exporters and international organizations. They cover a wide spectrum of agricultural products: fresh fruit and vegetables (FFV), dry and dried produce (DDP), seed potatoes, meat, cut flowers, eggs and egg products. (...)

More about:
http://www.unece.org/trade/agr/welcome.html

Basic information:

http://en.wikipedia.org/wiki/United_Nations_Economic_Commission_for_Europe

http://it.wikipedia.org/wiki/Commissione_Economica_per_l%27Europa