COMPOSITION OF FERTILIZER MATERIALS USED AS SOURCES 

 OF PHOSPHORIC ACID. 



So. Carolina Acid Phosphate. 



Florida Acid Phosphate 



Tennessee Acid Phosphate . . . 



Bone Black, dissolved. 



Basic Slagl ;::^. 



Bone Meal . .. . , 



Bone, dissolved , 



COMPOSITION OF FERTILIZER MATERIALS USED AS SOURCES 



OF NITROGEN. 



Nitrate of Soda. . .... .^. . . 



Sulphate of Ammonia. . . . 



C\-anamid 



Dried Blood (high grade) 

 Dried Blood (low grade) . 

 Concentrated Tankage. . . 



Tankage 



Bone Tankage 



Dried Fish Scrap 



Cotton Seed Meal 



Castor Pomace . . 



Tobacco Stems 



NITROGEN 



.15i 



19 



15 



12 



10 



12 



7i 



5 



9 



6| 



5 



91 



to 16^ 

 to20J 

 to 17 

 to ,14 

 toll 

 to 13 

 to 9 

 to 6 

 to 10 



EQUIVALENT 



IN 



AMMONIA 



18 to 19 



22 to 24 



18 to 20 



14 to 15 



12 to 13 



13 to 14 

 9 to 11 

 6 to 7| 



11 to 12 

 7i to 9 



6 to 7 



3 to 3i 



POTASH 



(K,0) 



Hto 2 



1 to 1^ 



2 to 10 



PHOSPHORIC 

 ACID 



(PgOg) 



2 to 3 



Hto 2 



1 to 2 

 7 to 9 

 91 to 15 

 5.V to 7 



2 to 3 



to 1 



COMPOSITION OF MATERIALS USED AS SOURCES OF POTASH 



ACTUAL 

 POTASH 

 (KoO) 



rm CEVT 



LIME 



PER CE.NT. 



I t5 ^< 



Muriate of Potash 50 to 54 



Sulphate of' Potash (high grade) 48 to 52 

 Sulphate of Potash and Magnesia 25 to 28 



Kainit 



Manure Salt, min. 20^ 



Wood Ashes (unleached). 



Wood Ashes (leached) 



Tobacco Stems 



12 



20 to 21 



2 to 8 



Ito 2 



5 to 8 



30 to 35 



35 to 40 



3.5 



2 to 3 



2^ to 3i 



PHOS. 



ACID 



TOTAL 



ito 2 

 1 tol^ 



45 to 48 

 0.3tol.5 

 1.5to2.5 

 j30 to 32 



78 



