206 Report of the Botanical Department of the 



Table I. — Comparative Yields op Potatoes Sprayed With Limf -Sulphur 



AND Bordeaux Mixture. 



Table II. — Summarized Yields of Potatoes Sprayed with Lime-Sulphur and 



Bordeaux Mixture. 



Gain from use of bordeaux 111.5 bu. marketable tubers per acre. 

 Gain from use of lime-sulphur, 6.3 bu. marketable tubers per acre. 

 Gain from use of bordeaux, 48.2 bu. in total yield per acre. 

 Loss from use of hme-sulphur, 39.1 bu. in total yield per acre. 



Although showing a considerably smaller total yield, the lime- 

 sulphur rows gave a slightly larger yield of marketable tubers 

 than did the check rows. This is due to the smaller loss from 

 rot on the lime-sulphur rows. This was only 20.3 bushels as 



