STABLE AND BARNYARD MANURE 



85 



ton. This is on the basis of nitrogen at eighteen cents a 

 pound, phosphoric acid at four cents a pound and potash at 

 four and one-half cents a pound. 



While these elements are not as available for plant food 

 in stable manures as in some commercial fertilizers, we be- 

 lieve this is more than made up by the value of the addi- 

 tional organic matter present. 



On the basis of plant food elements contained, good stable 

 manure is worth $2.65 per ton after it is applied to the land. 



(Courtesy Rock Island Plow Co.) 



MANUEE SPEEADER IN OPEEATION 



The lowest figures we have at hand value stable manure at 

 $1.80 per ton, while the Ohio Experiment Station claims that 

 crops are increased from $3.00 to $4.00 for each ton applied. 

 When used as a top dressing on clover fields, we value manure 

 at $3.00 per ton, at least. 



MANURE PROM STOCKYARDS AND CITY STABLES 



Manure is worth a great deal more after it is applied 

 to the land than before it is hauled from the city stables or 

 railway station. Where manure is purchased in nearby towns 



