CHEMICAL MANURES. 83 



Fertilizer for Meadow. 



First Year. 

 incomplete fertilizer No. 2, 887 Ibs. 



/> , The acre. 



VffmpOSitWn : Quantity. Prico. 



Acid phosphate of lime 355 Ibs. $5.40 



Nitrate of potash 177 " 10.47 



Sulphate of lime 355 " .67 



Total 8871bs. Cost... $16.54 



Second Year. 



Sulphate of ammonia 266 Ibs. $11.40 



Total expense $27.64 



Annual expense $13.82 



SECOND CASE. 



The chemical fertilizers are employed as auxiliaries of manure. 



When we employ the chemical fertilizers in concert with manure, 

 we must consider the latter as equivalent to a fund of richness ac- 

 quired by the soil, and limit the chemical fertilizer to those of its four 

 terms which are most suitable to the culture in hand. 



It follows from this that it is of the utmost importance we should 

 know the dominant of each plant ; the following tables are designed 

 to furnish this first indispensable indication : 



Nature of Culture. Dominants. Corresponding Cliwnical Products. 



Beets. 



Colza. 



Wheat. Sulphate of ammonia. 



Barley. Azote. Nitrate of soda. 



Oats. Nitrate of potash. 



Rye. 



Natural meadow. 



Beans. 



Clover. 



Sanfoin. Nitrate of potash. 



Vetches. Potash. Purified potash. 



Lucerne. Silicate of potash. 



Flax. 



Irish potatoes. 



Turnips. 



Rutabagas. 



Artichokes. 



Maize. Phosphate. Ashes of bones. 



Sorghum. Superphosphate. 



Sugar-cane. 



Supposing 44,444 pounds of manure were used every five years, 

 the following are the chemical fertilizers to which we must have 

 recourse ; 



