ANALYSES OF THE GRASSES. ^71 



2. Second specimen : gathered June 30, 1848. 

 Whole height 40 inches ; head 5 inches long, in full blossom. 



PROPORTIONS. 



Stalk 52-03 



Leaf 27-64 



Head 19-73 



100-00 



Water in the stalk 74-75 



Dry matter 23-75 



Ash 1-50 



Ash calculated dry 6- 31 



Water in the leaf 71-07 



Dry matter 26-56 



Ash 2-37 



• Ash calculated dry - - - - - - 8-92 



Water in the head - 66-25 



Dry matter - - 32-30 



Ash - 1-45 



Ash calculated dry 4-45 



Water in the whole plant - - - - 70-69 



Dry matter 27-54 



Ash 1-77 



Ash calculated dry ..---- 6-42 



3. ^th of timothy grass. 

 This specimen was made into hay, and was very bright and thoroughly sun-dried. 

 Length 3 feet and 8 inches ; head 7 inches, and cut before its blossoms were mature. 100 

 grains of the thoroughly sun-dried hay lost in the water bath, 10-30; a.«;h, 3-00. Of 

 carbonic acid, only a trace was found in the ash. 



Quantity employed 20-000 grs. 



Per centum. 



Silica 8-330 41-650 



Phosphates 3-385 16-925 



Carbonate of lime 9-040 0-200 



Magnesia 0-100 ^0-600 



Potash 6-152 30-760 



Soda 0-204 1-020 



Soluble silica 0-040 0-200 



Chloride of sodium 0-498 2-490 



Sulphuric acid 0-826 4-130 



I 19-535 97-875 



r 

 I 



