TSP February 12, 2021Market Watch, Triple Superphosphate, U.S. Gulf, Western Cornbeltmickeybarb@charter.net U.S. Gulf: Sources described TSP trading in a wide $425-$495/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.