27 janv. 1840 - Phytophthora Infestans (Potato Blight)
Description:
Large outbreak of phtophthora caused a mass crop failure in ireland in the 1840s which killed a million people.Causes:
stagnant water produces this mold which can rot the roots of a plant.
Treatment:
No treatment, but can be reduced by disturbing stagnant water and better irrigation.
History:
Ajouté au bande de temps:
Date:
27 janv. 1840
Maintenaint
~ Il y a 185 ans