There is no method known of curing this disease, and all that can be done is to take every precaution to eradicate it, by pulling up and burning diseased plants, isolating the infected area by means of trenches, and avoiding growing cotton, or an allied plant such as the ochro (Hibiscus esculentus), in the field.
For the rest, a substratum of superstitious beliefs, which survives from the days when the Malays professed only their natural religion, is to be found firmly rooted in the minds of the people, and the influence of Mahommedanism, which regards such things with horror, has been powerless to eradicate this.
The disease yields readily to treatment, but is difficult to eradicate from a mine without stringent sanitary regulations to prevent its spread.
On this account malarial subjects living in the Persian Gulf should take especial care to have an effective course of treatment in order to eradicate the disease as far as possible.
Trametes radiciperda attacks the roots and penetrates to the stem, causing rotting of the wood; the disease is difficult to eradicate, as the mycelium of the fungus travels from root to root in the soil.
The difficulties of the task undertaken by the Chinese government to eradicate a national and popular vice, in a country whose population is generally estimated at 400,000,000, are increased by the fact that the opium habit has been indulged in by all classes of society, that opium has been practically the principal if not the only national stimulant; that it must involve a considerable loss of revenue, which will have to be made up by other taxes, and by the fact that its cultivation is more profitable than that of cereals, for an English acre will on the average produce raw dry opium of the value of5, 16s.
In 1958, with smallpox still killing two million people a year, the World Health Organization pledged to eradicate it.
It is impossible to eradicate the passions; but we must strive to direct them to a noble aim, and it is therefore necessary that everyone should be able to satisfy his passions within the limits of virtue.