

The Enemies of the Potato: Virus Diseases (1949)
All the adventure a man can live, he lives.
1949-01-01
9 Min.
PG-13
Documentary
Overview
Among the various diseases that attack the potato during the growing season, there are first of all the virus diseases such as Mosaic, Leaf Roll, Spindle, Purple Top, etc. Certified seed appears to be the most effective means of combating these diseases.