ROOT CROPS TURNIPS. 339 



The products are, upon an average, 600 bushels per acre. 

 Some estimate the net profit at 80 dollars per acre ; but their 

 value will vary in different places and seasons. There is no 

 doubt but that it is one of the most valuable crops raised by 

 the farmer, although they are much less esteemed than they 

 formerly were. 



Use. This root is excellent for all kinds of farm stock. 

 They are said to be useful for fattening hogs, cattle and sheep. 

 They may be fed raw, sliced, and a small quantity of salt 

 sprinkled over them. 



2. The wliite turnip requires a similar soil and treatment ; 

 but may be sowed as late as the 2.5th of July. They are not 

 so productive as the preceding, but are excellent for a second 

 crop, or for feeding cattle in the fall ; by which course light 

 soils may be improved. 



3. The yellow varieties may be sown about the 1.5th of July, 

 and are richer than the white. Sinclair estimates the amount 

 of nourishment in 64 drachms as follows. 



The following table gives the nutritive properties of several 

 varieties. The green-top yellows being taken as a standard. 



This table shows the superiority of the ruta baga -over all 

 the other varieties. It yields about 6 or 7 per cent, of its 

 whole weight of nutritive matter, while the white varieties 



