Study on root system by the trunk of the mangrove swamps. Use the density at 3, 4, 5, 6 ton/meter. The length of the mangrove forest at 1, 2, 3, 4 meters of water depth, 30, 40, 50 cm.
By studying the root system Trunks of mangroves Using a density of 3, 4, 5, 6 plants / m of mangroves on 1, 2, 3, 4 meters and a water depth of 30, 40, 50 cm.
By studying the root system, stem of the mangroves. Use density,,, 3 4 5 6 plant / meters length 1 ป่าชายเลนที่,,, 2 3 4 meters and the depth of the water, 30, 40 50 cm