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Les ennemis de la pomme de terre: Maladies à virus 1949 Aksè gratis san limit
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.
Runtime: 9 minit
Kalite: HD
Lage: Jan 01, 1949
Peyi:
Lang: Français
Mo kle : potatoes documentary short
Menm jan an Sinema
