COW MANURE.
Solid (Ash)—
| Phosphates | 20.9 |
| Peroxide of Iron | 8.8 |
| Lime | 1.5 |
| Sulphate of Lime (Plaster) | 3.1 |
| Chloride of Potassium | trace |
| Silica | 63.7 |
| Loss | 2.0 |
| 100.0 |
No. XXI.
COMPARATIVE VALUE OF THE URINE OF DIFFERENT ANIMALS.
| Solid Matter. | Total. | ||
| Organic. | Inorganic. | ||
| Man | 23.4 | 7.6 | 31 |
| Horse | 27. | 33. | 60 |
| Cow | 50. | 20. | 70 |
| Pig | 56. | 18. | 74 |
| Sheep | 28. | 12. | 40 |
No. XXII.
GUANO.
| Water | 6.40 |
| Ammonia | 2.71 |
| Uric Acid | 34.70 |
| Oxalic Acid, etc. | 26.79 |
| Fixed Alkaline Salts. | |
| Sulphate of Soda | 2.94 |
| Phosphate of Soda | .48 |
| Chloride of Sodium (salt) | .86 |
| Earthy Salts. | |
| Carbonate of Lime | 1.36 |
| Phosphates | 19.24 |
| Foreign Matter. | |
| Silicious grit and sand | 4.52 |
| 100.00 |