240 FEEDING AND MANAGEMENT 



are not good for hogs, but there is no doubt that charcoal and 

 wood ashes have a beneficial effect. Charcoal made from corn- 

 cobs answers very well. It is a good practice to 'supply hogs 

 with charcoal, especially during the winter months, but, if the 

 hogs have not had any charcoal for a considerable time and 

 are then given a liberal supply, there is danger that they may 



FIG. 53. Yearling Duroc-Jersey sow, a frequent prize-winner. 



take too much for their own good. The same caution must 

 be observed in regard to salt. 



If charcoal is not available, a very good mixture, to keep 

 constantly before hogs in small troughs made for the purpose, 

 can be made up of one part salt, one part sulphur, and about 

 ten parts wood ashes. 



Sods make a very fair 'substitute for charcoal. A wagon- 



