Show A DlRfUL PRDICTIN World ood Supply Wil Soon e Euted Bristol Eng SeDt SAt the openIng open-Ing of the Britsh asocaton for the advancement of science here Professor I Croolt devoted his inaugral address chlefy to the theory tht the worlds h aihu S I a ego tlon beyond the year 1893 The supp1 of fed nitrogen mosty In te for of nitrate of soda he said might come to an end Te store of nlron In the atmosphere wa practcly unlm ited and It fton for use a manure was one of the geatest dlscoerles awaiting the ingenulty of chemIsts He eDressed the opinion that a so luton of the Droblem might be found In burnlnz nitrogen In the air by means of a current and suggested that Niaara Fal could thus produc fxed I nirogen at a eost of 25 Der ton The artfcia roducton of nitrate In his judgent might Increa the pxoduc ton of wheat to 0 bushels an acre However future generatons Instead of trustn maln1 to wheat would Drobably trust more and more to the exuberant tropicl food tuts |