668 



Report on Inspection Work of the 



Table XVIII. — Cost of One Pound of Plant-Food to Farmers. 



Highest. 



Lowest. 



Average. 



Nitrogen in 



Low-grade complete fertilizers 



Medium-grade complete fertilizers 



Medium high-grade complete fertilizers . 



High-grade complete fertilizers 



Average of all complete fertilizers 



Bone and potash mixtures 



Bone-meal, etc 



Tankage (meat and bone) 



Tankage (meat) 



Dried blood 



Sodium nitrate 



Commercial dried sheep manure 



Fish-scrap 



Phosphoric Acid in 



Low-grade complete fertilizers 



Medium-grade complete fertilizers 



Medium high-grade complete fertilizers 



High-grade complete fertilizers 



Average of all complete fertilizers 



Acid phosphate and potash mixtures 



Bone and potash mixtures 



Acid phosphate (dissolved rock) 



Bone-meal, etc 



Tankage 



Commercial dried sheep manure 



Wood-ashes 



Fish-scrap 



Basic-slag phosphate 



Ground rock-phosphate (floats) — insoluble. . 

 Mixtures of compounds of calcium, phosphoric 

 acid and potash 



Potash in 



Low-grade complete fertilizers 



Medium-grade complete fertilizers 



Medium high-grade complete fertilizers 



High-grade complete fertilizers 



Average of all complete fertilizers 



Acid phosphate and potash mixtures 



Bone and potash mixtures 



Muriate (potassium chloride) 



Sulphate (potassium sulphate) 



Kainit (low-grade potassium chloride) 



Commercial dried sheep manure 



Wood-ashes 



Mixtures of compounds of calcium, phosphoric 

 acid and potash 



Cents. 



42.5 

 45.8 

 44.2 

 33.0 



63.2 

 36.1 

 26.0 

 28.0 

 23.8 

 21.0 

 107.0 

 24.0 



9.3 



10.0 



9.6 



7.2 



9. 

 11. 



1 



6.7 

 4.8 

 20 

 21.7 

 4.3 

 6.1 

 1.9 



12.0 



9.8 



10.6 



9.7 



7.7 



9.6 



12.5 



5.6 



6.0 



7.0 



69.0 



31.0 



12.0 



Cents. 



22.0 

 19.5 

 19.5 

 15.8 



27.1 

 17.2 

 13.4 

 20.7 

 19.4 

 16.0 

 43.0 

 21.4 



4.8 

 4.2 

 4.2 

 3.4 



4.3 

 5.0 

 3.5 

 3.2 

 2.5 

 8.0 

 20.3 

 3.8 

 5.0 

 2.2 



4.0 



5.1 

 4.5 

 4.5 

 3.6 



4.6 

 5.3 

 4.0 



5.5 



4.4 



13.0 



29.0 



5.4 



