TSP August 30, 2019Market Watch, South Central, Triple Superphosphate, U.S. Gulf, Western Cornbeltmickeybarb@charter.net U.S. Gulf: Sources described the TSP barge market at $270/stThis 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.