MANURES AND FERTILIZERS. 



155 



PERCENTAGE COMPOSITION OF COMMEKCIAL 

 FERTILIZING MATERIALS— C^w/zw^^^. 



Name. 



Oyster-shell lime*. 



Peat 



Peruvian guano. 



I'hosphates, Florida 



Plaster, puret. . . - 



Seaweed 



" ashes. 



" mixed 



Sewage sludge, precipitated 

 Soot 



S. Carolina rock, dissolved.. 

 " '■ " ground.... 



Spent tan-bark ashes 



Sumac waste .- 



Sulfate of ammonia 



Sulfate of potash and mag- 

 nesia 



Sulfate of potash, high grade 



Sylvanite . . 



Tankage . . 



Thomas slag .... 



Tobacco stalks. 



stems . 



Wool washings 



Wool waste . 



Cotiipoaition of Farm 

 Mitnures. 



Barnyard manure, average.. 

 Cattle excrement, solid, fresh 

 Cattle urine, fresh .. .... 



Hen manure, fresh 



Horse excrement, solid 



Horse urine, fresh 



Human excrement, solid.... 



Human urine 



Pigeon manure, dry 



Poudrette, night soil 



Sheep excrement, solid. fresh 



Sheep urine, fresh 



Stable manure, mixed 



Swine exert meat, solid, fresh 

 Swine urine, fresh 



15.00 



61 - 50 



14.81 



2.2s 



St.go 



i 47 

 81 50 

 88.49 



5-54 



1.50 



3.61 



63 .06 



4-75 

 2-54 

 7-25 

 10.00 

 1.45 

 6. 



68.87 



60.00 



77.20 

 95. go 

 10.00 

 50.00 



73.27 



•85 



7-35 



.29 



•73 

 •05 



Phosphoric Acid. 



•65 



I 19 

 20.50 



6.70 



3-7' 

 2-35 



6.50 



.49 

 .29 



•58 

 1 .10 



.44 



1-55 



1 .00 



.60 



3.20 



.80 



•55 



1-95 



.50 



.60 



•43 



.40 

 .92 



1.50 

 •05 



1.83 



3.20 



2.04 

 3-25 



25-50 

 33 40 

 16.65 



e: 



4.10 



II .60 

 .27 .07 



•30 

 .00 



5.10 

 3.06 



5 -02 

 8.20 

 3-92 



X\ .20 



•43 



. lol 



•49 



•56 



•35 



1.50 



•25 

 .20 



1 .00 

 •30 

 •15 



2.26 

 .60 



•13 

 .83 



.08 

 •5-30 

 24 50 



15.20 



28.0 



1.6 



11.80 



23-49 

 .65 

 .70 



•35 



'7 



6.06 

 ■23 



1.58 



41.87 



33-46 

 1.14 



2.57 



48.66 



2.22 

 4.20 



3. 10 

 .80 



* 18.5 percent carbonate. 



+ Nova Scotia plaster contains 94 

 carbonate of lime; Onondaga and 

 18-28 per cent carbonate of lime. 



% Sometimes as high as 5 per cent. 



per cent pure gypsum and 4 per cent 

 Cayuga, 65-75 per cent gypsum and 



