310 STATE BOARD OF AGRICULTURE. 



In all cases the yield is expressed as pound per plat for the variety under 

 test, pounds per plat for the check variety on the same plat, and the per 

 cent or coefficient of yield. In the final summations given in Table V 

 the yields are expressed as percents of the jdelding power of the check 

 variety'. An average is then taken of those of the various years. The 

 J 00% is obtained by taking an average of actual yields for the check 

 variety during five years. 



