FACTS WITH REGARD TO SHEEP. 



55 



Lotliian,! with linseed-cake and other substances in sheep 

 feeding", he conchides that '^ mutton can be produced at a 

 lower rate per pound upon liberal use of foreign keep along' 

 with turnips, than upon turnips alone, taking-, of course, the 

 increased value of the manure into account;" that of this 

 foreign keep " linseed is the most valuable, and beans the 

 least so ; but that the mixture of both forms a useful and 

 nutritious article of food." In his trials ninety-five Cheviot 

 ewes were divided into five lots, and enclosed and fed with 

 turnip tops and the following- substances, upon portions of 

 equally sheltered g-rass land. Lot A consisted of fifteen 

 ewes ; B, C, D, and E, of twenty each. 



The vrine of the sheep, " so valuable as a manure for 

 every kind of crop," has been carefully analyzed under the 

 direction of Professor J. F. Johnstone.^ Ten g-allons of the 

 urine contain 7 lb. of dry fertilizing- matter. The dry matter 

 contained, in 100 parts, — 



Dry organic matter, containing nitrogen 71-86 



Inorganic or saline matter 28-14 



The saline matter or ash contained, in 100 parts, — 



Sulphate of potash 2-98 



,, soda 7-72 



Chloride of potassium 12-0 



,, sodium 32-01 



Carbonate of soda 42-25 



lime 0-82 



, , magnesia 0*46 



Phosphates of lime, magnesia, and iron 0-70 



Silica 1-06 



The lu'ine of the sheep, therefore, contains only a very 

 ' Trans. High. Soc, 1846, p. 375. - Ibid. 1846, p. 309. 



