Potash April 14, 2014Eastern Cornbelt, India, Market Watch, Potash Muriate, Southeast, Southern Plains, U.S. Gulf, Western Cornbeltmickeybarb@charter.net U.S. Gulf: Prompt potash barges have spiked in recent weeks,This content is restricted to site members. If you are an existing user, please log in. If you would like to Subscribe please go to the 'Subscribe' area from the main menu.