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. 
MANURE SPREADER IN OPERATION 
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 FROM 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 
