To answer our first question, what are the advantages of using pesticides in farming? There are many advantages of using pesticides. According to research, pesticides are an economical way of controlling pests like weeds, insect, fungi, or rodents. They require low labour input and allow large areas to be treated quickly and effectively. It has been estimated that there is a four-fold return on every dollar a farmer spends on pesticides. A suitable farm chemical is available for most pest problems. It can remove pest problems and is better timeliness of pest control. Using pesticides means that there is a plentiful supply of fruits and vegetables, as well as and a variety of high quality products, at reasonable prices. Modern society demands nutritious food, free from damage caused by pests, and decorative flowers which look untouched. This would be very difficult without pesticides. Pesticides are often used to stop the spread of pests on imports and exports, and protect against house and furniture destruction as well. Currently, weeds are controlled by herbicides, but without them, land will be damage, reducing land degradation. That brings me to the end of my part. Now, Saowalak Phimkhan will tell you about.