Show potash useful to cure various corn diseases the relation loa of potash tv to corn diseases Is to be studied in ili an extensive investigation now being started at purdue pin due university this work will be done in operation cooperation co with a large potash importing corporation and tile the work at t that station will be regarded by them is as official for the entire united states corn plants frequently are affected by the accumulation of iron find aluminum compounds which make bliem more susceptible to disease and reduces their power to produce ears it has been found in some instances however that where an abundance of Is available no such difficulty la Is encountered it Is believed that the entire corn belt may ile be affected by tills this excessive amount of iron and this belief Is tile the basis of the potash |