* Liffe May white sugar falls $7.60 to close at $720.00 a tonne. Prices slide along with other commodity markets after a huge earthquake and tsunami struck Japan.
* Liffe May robusta coffee ends down $87 at $2,421 a tonne, also caught up in the sell-off in commodities. Downward correction also seen overdue following recent strong advance.
* Liffe May cocoa ends down 16 pounds at 2,226 pounds a tonne. Market weighed by broad-based setback in commodity markets but the conflict in Ivory Coast limits losses. *******