Wheat and corn futures are ending sharply higher, closing out a volatile week. Metals prices are mixed and energy futures are slightly higher.
The actively traded May contract for wheat rose 13 cents, or 2.2 percent, to $6.0225 a bushel. May corn rose 9 cents, or 2 percent, to $4.635 a bushel. Soybeans increased 24 cents, or 1.7 percent, to $14.14 a bushel.
Wheat has been on a bumpy ride in recent weeks as traders respond to concerns about transportation problems in Canada hindering that country's crop from coming to market, waning demand from commercial buyers and the release of more wheat into the market by Argentina.
Gold and silver edged lower, while copper rose. Crude oil prices ended slightly higher.