OF THE ASH OF FRUIT TREES. 
331 
2. Peach ( Amygdala persica). 
Small seedling peach. Age of the tree, 23 years. Mean diameter, 3| inches. Thickness of bark, \ inch. 
Growth rather slow. Average thickness of each layer, 0-0699 of an inch. 
Bark of 
trunk. 
Wood of 
trunk. 
Bark of 
root. 
Wood of 
root. 
Leaves. 
Pits*. 
Bark of 
limbst- 
Wood of 
limbst- 
Potash 
I" 20 ! 
1 7-11 
3-162 
8-58 
12-41 
18-47 
8-85 
19-21 
Soda 
1 11-15 
1-92 
15-92 
5.21 
8-11 
Chloride sodium, 
0-04 
0-16 
0-33 
5-60 
2-70 
0-28 
0-24 
Chloride potassium, 
0-36 
Sulphuric acid 
4-19 
1-51 
3-44 
0-58 
12-12 
15-12 
6-18 
8-07 
Carbonic acid (not determined). 
Lime 
42-17 
23-26 
38-48 
0-11 
14-77 
16-80 
31-98 
24-64 
Magnesia 
2-16 
6-40 
2-91 
0-01 
8-00 
1-33 
6-00 
9-76 
Phosph. perox. iron, 
0-45 
0-32 
) ( 
1-02 
2-47 
1-33 
1-60 
0-60 
Phosphate lime, 
18-79 
29-19 
f10-40 f 
18-10 
10-44 
17-98 
8-50 
13-20 
Phosphate magnesia, 0-01 
1-34 
) ( 
30-00 
3-15 
0-02 
0-20 
0-20 
Organic matter, 
3-30 
5-20 
3-60 
2-55 
0-86 
6-61 
5-00 
8-40 
Insoluble silica, 
4-15 
1-35 
9-40 
6-46 
6-42 
10-00 
4-30 
1-00 
Coal 
1-40 
4-48 
1-00 
1-20 
109-04 
S. 
104-97 
S. 
104-562 
89-02 
S. 
80-85 
S. 
128-77 
S. 
99-03 
S. 
104-99 
S. 
Leaves of the Peach 
Carbonic acid ... 
tree, July 22. 
13-300 
Silicic acid ... 
0-600 
Phosphates ... 
9-600 
Lime - 
16-220 
Magnesia .... 
5-900 
Potash .... 
14-280 
Soda .... 
21-220 
Chlorine .... 
5-120 
Sulphuric acid ... 
4-420 
Organic acids ... 
- 
7-900 
98-560 S. 
Analysis made with two grains of ash. 
f Peach limbs half an inch in diameter. 
