1. Decorticated cotton-seed cake £6 10 0 2. Rape-cake 4 18 0 3. Linseed-cake 4 12 0 4. Malt-dust 4 5 0 5. Lentils 3 17 0 6. Linseed 3 13 0 7. Tares 3 13 6 8. Beans 3 13 6 9. Peas 3 2 6 10. Locust beans 1 2 6(?) 11. Oats 1 14 6 12. Wheat 1 13 0 13. Indian corn 1 11 6 14. Malt 1 11 6 15. Barley 1 9 6 16. Clover-hay 2 5 0 17. Meadow-hay 1 10 0 18. Oat-straw 0 13 6 19. Wheat-straw 0 12 6 20. Barley-straw 0 10 6 21. Potatoes 0 7 0 22. Mangolds 0 5 0 23. Swedish turnips 0 4 3 24. Common turnips 0 4 0 25. Carrots 0 4 0 All the saline matter contained in the food is either converted into flesh, or is recoverable in the form of manure, but a portion of its nitrogen appears to be lost by respiration and perspiration. Reiset states that 100 parts of the nitrogen of food given to sheep upon which he experimented, were disposed of as follows:-- Recovered in the excreta 58·3 Recovered in the meat, tallow, and skin 13·7 Lost in respiration 28·0 ------ 100·00