U.S. crop-planting outlook comes as prices climb

32, +0.04, +0.08%) ��, Smithfield Foods /quotes/comstock/13*!sfd/quotes/nls/sfd (SFD 24.69, +0.05, +0.19%) �� and Tyson Foods /quotes/comstock/13*!tsn/quotes/nls/tsn (TSN 19.58, -0.02, -0.08%) ��, are unlikely to get any relief from high feed-grain costs...