4 CULTURE OF THE SWEET PEA 



trained Pathologists at that time to cope 

 with the situation. A similar epidemic 

 was that of downy mildew of grapes in 

 France, in 1882. France, however, met 

 the crisis through one of her noble sons, 

 Professor M. Millardet, then of the Acad- 

 emy of Science at Bordeaux. His keen 

 observations and studies have evolved a 

 remedy for the grape mildew. Millardet 

 was in fact the first to show the value of 

 copper as a fungicide; and incidentally 

 also laid the foundation to modern meth- 

 ods of spraying and of disease prevention 

 in general. To-day Plant Pathologists 

 are everywhere investigating plant dis- 

 eases which cause serious epidemics. And 

 they are going farther, for the diseases of 

 every weed is important and will aid in 

 the solution of many problems regarding 

 disease in vegetables, fruits and crops. 

 Although nearly every Agricultural Col- 



