Is a fungus attacking many different crops, though the disease is progressing slowly.
In tomatoes It is called early blight.
Its symptoms are round concentric leaf spots that grow bigger, and the entire leaf become yellow and die.
These symptoms may also transfer to the stems and to the fruits.
It is recommended to use at least 4 kinds of different pesticides,
and alternate between them every 3 days,
in order to overcome pest’s resistance, and completely exterminate them.
Best pesticides for Altermaria leaf spot / Early blight,