Theory of "แกล้งดิน" due to the initiative.The king visited the people in Narathiwat Province in 2002. 2524 was found after the draw water from peat swamp areas to space and to relieve farmers flood. Showed that the soil in the area is transformed into a swamp of acid sulfate soil, crop, ineffective, so there is a royal counsel to various government agencies, consider to improve the peat swamp area with water soak locked throughout the year to benefit in agriculture and provide the most impact on the ecosystem. Modification of an acid sulfate soils Because the soil is a litter decomposing organic waste material or above the level 1-2 meters depth soil is Iain gray and blue. The sulfur compounds called compound pyrite (pyrite: FeS2), so when the soil is dry and pyrite reacted with air release of sulfuric acid. Make the soil into soil acidity or sour Center for the study of political resulting from the Royal and the Royal แกล้งดิน meet project. "" to study the changes in the acidity of the soil. Starting from how to "แกล้งดิน sour" by making the soil dry and wet times. To accelerate chemical reactions of the soil. Which will encourage of pyrite react with oxygen in the air, releasing the sulfuric acid, an acid soil till a step. "แกล้งดิน sour" until the point of extreme plants.Can't grow. Then find out how to improve soils to crops. A method to solve the problem of acid sulfate soil along the initiative.
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