418 AMERICAN GRAPE CULTURE. 



one of those operations in horticulture which 

 the novice will do well to have recourse to only 

 as an amusement. 



A Mildewed Leaf. The beginner, unaided, 

 may not readily recognize the appearance of 

 mildew. To assist him, we have copied Fig. 



170, from Du Breuil. This is a leaf in an ad- 

 vanced stage of the disease, and gives a very 

 good idea of its appearance. It should first 

 be looked for in the angles made by the veins 

 on the under side of the leaf. 



A Rack for Stakes. Stakes soon decay 

 when left on the ground during the winter. 

 Fig. 171 shows a simple and convenient rack 

 for keeping them. 



"Heeling In? We have elsewhere described 



