TSP May 14, 2021Market Watch, Triple Superphosphate, U.S. Gulf, Western Cornbeltmickeybarb@charter.net U.S. Gulf: TSP barge pricing jumped to the $510-$535/st FOBThis 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.