Chico Bark as an Active Component in Making an Insecticide
e crops of farmers who depended on their crops as their source of income. The economic impact of insects is measured not only by the market value of products they destroy and the cost of damage they inflict, but also by the money and resources spent on prevention and control of pest outbreaks. In addition, some insects carry plant diseases which can affect the growth of plants. They threaten biodiversity, agricultural yields, trade, and the agricultural environment. It is important to know that most insects are beneficial rather than destructive. Some insects play an essential role as pollinators of flowering plants just like the bees and butterflies. Some of the products derived from insects are honey, beeswax and silk. Despite of this fact, we cannot simply ignore it knowing that the number of beneficial insects is greater than the number of destructive insects. An action is needed in order to prevent the growing population of insects. It seems that there is an insect for every plant and therefore every crop, and often every part of the plant. Insects are mostly controlled by means of chemical methods which are mostly preferred by farmers. We cannot get rid of insects, but we can control them in our own ways. Different kinds of insects are associated with the different kinds of trees and plants because insects make up the biggest class of the world’s animals. They are important in a way because they play a vital role in maintaining the balance of our ecosystem. Insects are not only associated with crops, they have also plagued humanity throughout history both as competitors in human nutrition and as vectors of diseases such as plague, malaria and dengue fever. These diseases have caused death to people living in Southeast Asia. In addition, malaria and dengue fever can cause death to people. According to the World Health Organization, dengue outbreaks are mostly reported in the Southeast Asian nations including West Africa and the United States of America.