The acceleration of land faking makes the soil acidic, sour held the most severe could not crop economy, then find a way to improve the soil sour held the most severe, can grow crops through various methods, as follows: 1. to improve the soil to cultivate rice, sour.1.1 the use of the acid wash water. In the first year, growing rice but low productivity and yield increasing in the following year. The time of detention and water drainage run-off is 4 weeks.1.2 to enter the limestone dust. Rice growth and yield better. To put the plaque rate, half of its cement requirement (1.5 tons/acres) Rice yield is equivalent to inserting the cement rate instructions.1.3 inserting the low rate of cement (half of the cement needs) to the acid half and half with water and coupled with water caged every 4 weeks, rice will yield the best.
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