3. Cultivation of plants
Plant cultivation is the impact on the water pollution problems, most is attributed to do field mainly. Because rice farming is the use of water, fertilizer and chemicals, as well as many areas planted. Almost 1 in 3 area of the country and scattered all over the region. However, the spread of pollution occurred during that requires drainage. After the rice planting and harvesting, Or from rainwater flowing into the area, so the assessment of plant water drained into the calculation of farming as the core