1. Control ground water level To prevent the sulfuric acid. The need to control the groundwater over soil Lane containing pyrite. To prevent of pyrite react with oxygen or oxidized
2.Soil improvement, 3 methods, according to the state of soil and the suitability is
.Water leaching acidity. When washing acid to release and soil is the pH increased both iron and dilute solution อลูมินั่มที่ poisoning that plants can grow well.The use of mortar mixed with the soil, such as liming materials, cement dust, which the quantity of cement used depends on the severity of the acidity of the soil
.The use of mortar, coupled with a water wash and control of ground water level As a way of the most complete and available on the area in which an acid soil organized violence. , and was for a long time
3. Adjusting area. There are 2 methods
.Leveling the surface of the soil with the method is
leveling soil surface to incline To make the water flow to the factorial design
decoration and new field ridge In order to retain water and drainage go
.Lift pilot plant for field crops, vegetables, fruit trees, or trees that yield high. If the works must have sources of irrigation water to lock and disposable water when the water in the groove is acid. The ridging planting perennial plants or fruit.If the risk is high, it should not be done, or it may give a short pilot plant a plant falling ลุกห or vegetation. And should be planted a crop rotation and rice.
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