Show CONTINUES BAN ON or POTASH Germany to Alter Embargo o at It n of United States Washington April 2 Efforts Efforts of or the United States government go to obtain conc concessions from Germany German which would permit tho the importation of or German potash potash potash pot pot- ash fertilizer failed today It became l known here when hen American officials were wert advised that Germany would make maize maJeno no alteration of ot her embargo Negotiations Negotiations Negotiations had beon been in progress since the tho outbreak of oC tho the European war Th The German refusal came camo at a time when American officials l believe o the wa way had hal been cleared for a a. restoration for at least part of or the potash traffic between Germany and the United l States tates The re reason 1 On for tor tho German re refusal refusal re- re fusai has not been disclosed |