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are described. Other topics are: the use of the formalin solu- 

 tion to prevent scab, the need of care in sprouting, and the best 

 ways of planting. 



Cultivation. Under this head instruction is given on hoe- 

 ing and hilling. The use of Paris green to destroy the potato 

 bug and spraying with the Bordeaux mixture to prevent blight 

 are treated. 



Harvesting. The manual tells the learner when and how 

 a crop is harvested. A plan for estimating the number of 

 potatoes yielded by the field and a form for a report on the 

 number of potatoes in each hill are given. A list of books 

 dealing with potato culture is presented. 



