142 
Liquid Manure. 
The fixed residue left on evaporation of the liquid had the 
following percentage composition : — 
Organic matter 21'G0 
Containing nitrogen (1'52) \ 
Inorganic matters 78"40 
Consisting of : — 
Soluble silica 2-14 
Insoluble siliceous matter 2"08 
Lime 17*64 
Magnesia 2"01 
Potash 3-63 
Chloride of potassium 3"41 
Chloride of sodium 27'46 
Phosphoric acid 1'22 
\ Sulphuric acid 1-91 
Carbonic acid and loss 16-90 
100-00 
According to these data, the composition of the liquid manure 
per gallon is as stated in the following table : — 
Composition of Liquid Manure, hefore and after Filtration through Soil from 
a permanent Pasture. 
An imperial gallon contains :— Filtration. Filtration. 
Water and volatile ammonia com-^ 69,888-14 69.856-85 -31-29 
pounds I 
Containing : — 
Ammonia, as carbonate and hu-'> 
mate of ammonia / 
Organic matters 
Containing nitrogen 
Equal to ammonia 
Inorganic matters 
Consisting of: — 
Soluble silica 
Insoluble siliceous matter 
Lime 
Magnesia 
Potash 
Chloride of potassium 
,, sodium 
Phosphoric acid 
Suljihuric acid 
Carbonic acid and loss 
(35-58) 
(20-83) 
-14-75 
2C-59 
31-14 
+10-55 
(1-49) 
(2-20) 
+-71 
(1-81) 
(2-67) 
+•86 
(91-27) 
(112-01) 
+ 20-74 
2-34 
3-06 
+ •72 
2-97 
+2-97 
11-48 
25-21 
+ 13-73 
287 
2-87 
16-92 
5-19 
-11-73 
2-74 
4-88 
+ 2-14 
40-35 
39-23 
-1-12 
4-83 
1-74 
-3-09 
394 
2-73 
-1-21 
5-80 
2413 
+18-33 
70,000-00 
70,000-00 
We learn from these results: — 
1. That this soil absorbed very nearly the same quantity of 
ammonia which was absorbed by the soil from the College farm ; 
20,000 grains in this experiment al)sorbed 14-75 grains of am- 
monia, or 1000 grains absorbed -737 grains. 
