Sentence examples for been difficult to eradicate from inspiring English sources
It has been difficult to eradicate or reduce the incidence of fire blight epidemics.
Once established in a field, the infestations have been difficult to eradicate.
The fungus is difficult to eradicate, and measures should be taken before symptoms appear.
Like many invasive species, it is difficult to eradicate because it can survive even when cut back.
Once donor tissue is implanted, certain kinds of microbes, under certain conditions, can undergo explosive growth; some release deadly toxins that are difficult to eradicate once an infection occurs.
Because, in the popular mind, "race" is linked to physical differences among peoples, and such features as dark skin colour have been seen as markers of low status, some experts believe that racism may be difficult to eradicate.
Many canine ocular problems of a hereditary origin are difficult to eradicate because they do not appear in some breeds until the dogs are five or six years old.
"When one thinks of how TV viewing is associated with violence among children, this is used by politicians as a way of displacing attention away from other causes of violence in society that are difficult to eradicate - such as racism, poverty, gun control.
