350 



IRRIGATION FARMING. 



number of preventives have been introduced to alleviate 

 the sufferings of an animal with the hoove, but the 

 trocar is the surest alternative and is usually applied as 

 a last resort. Fig. 74 shows how the instrument may 

 be used. 



The veterinarians have a rule for inserting the tro- 

 car. They span with outstretched thumb and middle 



finger for a point at right 

 angles with the chine and 

 hip joint on the left side, 

 plunging the trocar in a 

 downward and inward di- 

 recftion fully six inches, 

 when it should tap the 

 stomach and allow the gas 

 to escape. By planting 

 the trocar at a point equi- 

 distant from the hip bone, 

 the last rib and the lateral 

 M" process, many a valuable 

 ^" animal has been saved 

 FIG. 74-TRocAR USED FOR ^^^^ ^^^^^ expcdieuts 



BLOAT. , ,- ., , ATA^ 1 .< 



have failed. The hollow 

 probang passed into the stomach might give relief, so 

 might a drench of a tablespoonful of hyposulphite of 

 soda, or a rowel in the mouth ; but when these fail 

 resort to the trocar and cannula, and the suffering 

 ruminant is saved. 



The Alfalfa Sandwich. — As a means of utilizing 

 the straw on the farm to best advantage, the plan of 

 mixing it with alfalfa is to be commended. There is 

 great merit in the mixture of green alfalfa and dry 



