Due to the increasing world population but food production to consumption has increased only slightly as opposed to the needs of the world population, more than half consumption of rice is the main food and more than 60 percent of the population in Asia, where demand for the consumption of rice is the main food every day especially in Thailand commonly consumed rice than any other country in the world.
Rice is the main cash crop of the country, which is very important not only Thailand, rice is the staple food, but also to export more rice to the top of the world.
Most of the farmers in the countries of Thailand, a professional career based on farming as a main and maid a long time ago by the countries in the area of rice production of about 65 million hectares and the climate is right.It can be used to produce rice.Internal consumption and the surplus is used to export. Thailand, which is the country's largest exporter of the world and exports also grew to farmers, Thailand.
Currently, farmers in rice production, it is necessary to make more use of chemical fertilizer and it makes production costs rise as well.Chemical fertilizer to rice is important to the growth and yield of rice as well If used in excessive quantities, it would be a waste of the long-term effects of fertility of the soil because the use of chemical fertilizers to contact each other for a long time to break an abundance of minerals in the soil allows microbes that live in the soil and other organisms living in the soil have reduced the number of effective soil quality degeneration.