ILLUSTRATION NO. H A LOWER GRADE FERTILIZER 

 CONTAINING 230 LBS. FILLER. 



ANALYSIS. OBTAINED FROM LBS. 



Nitrogen 5% 1300 Ibs. raw bone, 3.5% 



100 Ibs. nitrogen 45.00 



390 Ibs. blood, 14% nitrogen.54.60 



99.60 

 Phosphoric acid... 1300 Ibs. bone, 23% phos- 



15%, 299 Ibs. phoric acid 299.00 



Potash (actual)... 



2%, 40 Ibs 80 Ibs. sulphate 40.00 



COST OF ABOVE MATERIALS. 



1300 Ibs. bone at $30.00 per ton $19.50 



390 Ibs. blood at $50.00 per ton 9.75 



80 Ibs. sulphate of potash at $60. 00 per ton 2.40 



1770 

 230 filler 



2000 Ibs. Total $31.65 



Illustration No. I shows that if the analysis is 

 high, only high grade materials can be used. Illus- 

 tration No. II shows that if the analysis is low, either 

 low grade materials or fillers were used. In No. II, 

 high grade materials up to 1770 Ibs. were used, and 

 their value, pound for pound, is the same as in No. I. 

 A filler used with high grade materials is equivalent 

 to the use of low grade goods and the resulting 



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