Liquid Manure. 



23 



The mineral portion of the residue contained in 100 parts : 



Soluble silica ;;' , '.; 4'07 



Insoluble siliceous matter (suspended clay) . . 4*06 



Oxide of iron '81 



Lime.. .. .. *. Y;? , -..'; 19-69 



Magnesia 7'25 



Potash ."' : 9-85 



Soda V ./ "" 1.: ' .. 1-33 



Chloride of sodium 23*04 



Phosphoric acid 5'68 



Sulphuric acid 14*11 



Carbonic acid and loss .. lO'll 



100-00 



The next table expresses the composition of the liquid manure 

 from Tiptree Hall Farm, in its natural condition and after having 

 remained in contact with soil and subsoil, from a field of the 

 farm at Tiptree Hall. 



n Tiptree Hall, before and after contact 

 til from Tiptree Hall Farm, and Loss or 



Composition of Liquid Manure 

 with very stiff Clay Soil and 

 Gain in Constituents. 



Gain. 

 Grains. 



+18-13 



+1-16 



+3-37 



+1-09 



+2-59 



+ 52 



+3-66 



+ 3-44 

 +3-61 



In comparison with the liquid manure used in the four pre- 

 ceding experiments, the Tiptree Hall liquid is very weak. It 

 contains scarcely 30 grains of solid matter in the imperial gallon, 

 and only 3^ grains of ammonia. The soil, on the other hand, 

 contains clay in large preponderance, an appreciable quantity of 

 lime, and but little sand : it is, in fact, a very stiff soil. According 



