CEREALS 



373 



The drained sacks or baskets of seed should be plunged into 

 tub No. 1 for a minute, then transferred to tub No. 2, and 

 kept agitated while immersed at temperatures and for the 

 periods specified below, the temperatures mentioned being 



Cold(^ 

 water/"-< 



{ ^Boiling water. 



iPost. 



Fia. 159. — Diagram showing a convenient arrangement of utensils for the Jensen 

 hot-water treatment. After Swingle. 



maintained as nearly as possible : For barley, 15 minutes 

 at 52° C. (125.6° F.). For wheat, 10 minutes at 54° C. 

 (129.2° F.). In treating barley, if the temperature should 

 rise above 52° C. (125.6° F.), the time of immersion must 

 be reduced to ten minutes at 53 ° C. (127.4 ° F.), or five min- 



