Project update on the new theory a sour soil. The demonstration project to improve the area the soil acidic soil materials improve agricultural (cement marle) Development section, suitable for cultivation, will refrain from advocacy activity and stump-San plant. Promoting the production and use of organic substances and reducing the use of agricultural chemicals. Promote the use of fertilizer plants in nourishing the soil improvement, planting vetiver for soil and water conservation. The project established a group of farmers using renewable organic agricultural chemicals.
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