Show effect of A report recently received from dr 0 kruegel director of the experiment station of the international per phosphate institute hamburg germany presents results secured by many investigators in europe which show that the use of does not increase soil acidity this idea was somewhat prevalent among farmers in this country some years ago but reports published by a number ber of investigators indicate that the use of even if continued on the same land for many years results in no increase in soil acidity in fact this was the best argument for the change of terminology acid phosphate to |