Insects Control: Thus, insects control that feed primarily on in cannot thrive in many regions because in is not a widely distributed wild plant, but, •gions where cotton has become a major ag-tural crop, populations of these insects control have •n tremendously because of the abundance eir major source of food, nsect control is not a recent practice. The mt Greeks and Romans used sulfur and • substances to rid their crops of insect pests, the Chinese used arsenic sulfide to control r plant-eating insects control. Today there are five methods that are widely used for destroying or controlling insects control and related pests: chemical, physical and mechanical, biophysical, cultural, and biological controls. Sometimes, two or more of these methods are combined to form a type of control known as integrated control. insects control are also important as a major source f food for many birds, fish, amphibians, reptiles, nd mammals. In some parts of the world they re eaten by man. Various types of water beetles, nts, termites, grasshoppers, and large beetle irvae are used as food in Asia, South America, nd other regions. Another important use of insects control is in the liological control of other, destructive insects control. An xample of this type of biological control was the uccessful control of the destructive coconut moth n Fiji by the introduction of tachinid flies, nat-ral parasites of the coconut moth. In the United tales, vedalia beetles were used to control the ottony cushion scale, a pest of citrus trees.

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