Soil erosion is a major problem, as one of the country. Effect on the decline of soil resources. His Majesty the king realized the importance and the necessity to prevent and solve the problems. The application of vetiver grass is HRH Princess Maha Chakri Sirindhorn used in soil and water conservation. To prevent soil erosion and improve the environment, better and more. Because the grass is a plant that can be used easily, has long roots, and spread into the soil directly, panel, and easy to maintain.
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