Manures in General 



hears it said, "It doesn't matter, they won't fly 

 further than my land so they won't be lost," That 

 may be, but it is a poor argument, for in any case 

 they will fall where it was not intended to throw 

 them, and will come to earth from loo to 150 yards 

 or even further from the place for which they were 

 intended. 



Fine manures, other things being equal, are 

 always to be preferred to coarse manures. Indeed 



4. Total Phosphoric Acid in Coarse Slags. 

 During the crop. After the crop. 



A poor crop. 



Here the particles are 

 not reached. 



They remain untouched 

 in the soil. 



The two squares indicate large particles. 

 O = Soluble phosphoric acid. • — Insoluble. 



coarse manures should never be used, and if this 

 rule were observed they would soon disappear from 

 the market. It is only because of the ignorance 

 of the public that badly ground manures find a 

 market. If people really knew how slow they were 

 they would scarcely employ them. In fact, if 

 buyers were not so ingenuous as to cling to the 

 richness of the units of these manures and persuade 

 themselves that perhaps they may be more rapidly 



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