What is the disease on the leaves of beans?
Powdery mildew is a fungal disease that commonly affect various types of bean , such as immature bean , rod bonce , retentive beans , Italian noodle , and snow peas . It is particularly prevalent in tropical and subtropic climates , where the conditions are favorable for its increment and scatter . I have in person encountered powdery mildew on bean crops in my own garden . It is a thwarting disease to deal with because it can chop-chop spread and pretend a large turn of plant ....