ROOT CROPS. 



231 



wliicli appears to be more conducive to the rapid fattening of 

 beasts than pectin. For these reasons mangold wurzel ought 

 not to be supplied to animals before the latter end of December 

 or the beginning of January." 



According to the analyses of Professor Way, and Mr. Ogston, 

 of long red and yellow globe, mangolds gave the following 

 results (in 100 parts) : — 



It may be observed by an inspection of the foregoing table, that 

 the tops or leaves are richer in phosphoric acid, lime, and mag- 

 nesia, than the bulbs, but contain less of the alkaline carbonates, 

 i. e., carbonates of potash, soda, &c. It will also be seen that 

 both tops and bulbs contain a large percentage of common salt, 

 which accounts for the beneficial results arising from its appli- 

 cation to the crop. 



Professor Johnston says : " the dry matter of the mangold 

 wurzel and the carrot resembles in composition that of the 

 turnip. Some varieties of these roots contain still more sugar. 

 They likewise surpass the turnip in their percentage of dry 

 nutritive matter. This in the three roots, is nearly as follows : — 



100 



100 



100 



