VALUE OF 



FARM OF GEO. WAKEMAN, NEAR MOMENCE, ILL. 



CORN ON SWAMP LAND. 

 ON LEFT STABLE MANURE ONLY. ON RIGHT MURIATE OF POTASH ONLY. 



little effect, because it contained only a very small amount 

 of potash, while the large quantity of nitrogen and in 

 addition thereto, the phosphoric acid, were not needed on 

 this particular soil. Muriate of potash used alone made 

 a heavy crop of corn. 



An abundance of evidence has been obtained to prove 

 that potash is the needed element in these black or peaty 

 soils. We know of a low valley which has been drained and 

 planted in celery. It has been found that kainit alone year 

 after year will produce good crops of celery while any mix- 

 tures of chemicals containing no potash will fail. From 

 what has already been said we can easily see why this is so, 

 for while the soil of the valley provides ample nitrogen and 



