The Enemies of the Potato: Virus Diseases
0 hr 9 min
|1949
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.
Status
Released
Release Date
1949-01-01
Runtime
0 hr 9 min
Votes
0Count | 0Average
Genres
Languages
Français |
