238 



EXPERIMENTAL FARMS 



4 GEORGE V„ A. 1914 

 Analysis of Mangels, Central Experimental Farm, Ottawa, Ont, 1912. 



Comparing the extremes of this series, we note a vast difference in nutritive 

 value. The difference in dry matter is 5-51 per cent, and in sugar 4-40 per cent, and 

 it would not be far from the truth to conclude that, weight for weight, the richest 

 of the series, considered from the feeding standpoint, is worth almost twice as much 

 as the poorest. These results are in close accord with those of previous seasons and 

 emphasize the importance of this inquiry to the farmer who is seeking to improve 

 the quality and value of his crops. 



A study of the following table allows a comparison of the averages of past 

 seasons. 



Mangels. — Yield and Average Composition, 1904-1912. 



Although the percentage of dry matter in the 1912 mangels is below the average, 

 due no doubt to the inclusion in the series of a larger number than usual of rather 



