PENROSE, j 
SOLUBLE GUANO. 
121 
[VIII. Analysis of Peruvian guano, by Nesbit, Agricultural Chemistry, London, 1859.] 
Moisture 15.10 
Organic matter, etc. (I) 51.27 
Silica 2.20 
Phosphate of lime 22.13 
Phosphoric acid 3. 23 
Equal to phosphate of lime, 7. 00. 
Alkaline salts, etc 6. 07 
100. 00 
(1) Nitrogen 13.54 
(1) Ammonia 16. 42 
[IX. Analysis of Ichaboe guano, Am. Jour. Agric., 1845.] 
Ammonia... 13.50 
Humic acid 4. 0U 
Phosphates ., 25.00 
Oxalic, etc., acids 20.00 
Salts of soda, etc 7. 00 
Water and volatile matter 27.50 
Sand 3.00 
100. 00 
[X. Analyses of soluble guanos, by Nesbit, Agricultural Chemistry.] 
Angamos. 
Peru- 
vian. 
Chilian. 
Boliv- 
ian. 
Saldanha 
Bay. 
Shark's 
Bay. 
I. 
II. 
10.90 
67.36 
1.04 
16.10 
4.60 
100. 00 
12.55 
61.07 
5.36 
13.76 
7.26 
9.30 
57.30 
0.75 
23.05 
9.60 
20.46 
18.50 
22.70 
31.00 
7.54 
16.00 
13.16 
3.16 
60.23 
7.45 
17.92 
14.08 
2.80 
59.40 
5.80 
14.47 
7.85 
14.47 
29.54 
33.67 
Organic matter, etc. (1) 
Sand 
100. 00 
100. 00 
100. 20 
100. 00 
100. 00 
100. 00 
19.95 
24.19 
18.24 
22.12 
15.54 
18.87 
4.50 
5.47 
2.11 
2.56 
0.63 
0.76 
0.35 
0.47 
[XI. Analyses of Peruvian guano and of Ichaboe guano ; from The Cultivator, vol. 1, 1844.] 
Peruvian 
guano. 
Ichaboe 
guano. 
Water and volatile ammonia 
Organic matter and ammoniacal salts 
Chloride and sulphate of soda 
Insoluble siliceous matter 
Phosphate of lime and little phosphate of magnesia 
Carbonates of lime and magnesia 
(595) 
15.27 
51.44 
5.50 
0.57 
21.11 
6.11 
100. 00 
3.14 
63.52 
5.02 
1.16 
22.20 
4.96 
100. 00 
