• Can create added value from the sewage treatment ponds?? In a preliminary way primary school, thought to be more nutritious, fertilizer, soil. All sewage collecting fur traders came to the longan.
• It can enhance the value of a sewage treatment pond does. Initially, the primary way you have no idea what to do to increase the nutritive value fertilizer to the soil. The sewage waste collection was able to trade directly with the orchard.
Education will be able to create value from pond water and sewage as well The introduction to the notion that lead you through the fertilizer added nutrients to soil The sewage to collect sweets have trades with longan orchards can be used directly