In one year. The farmers farming occupation will bring these to make time available to the benefit of many เซึ่ง khrang such as tree-planting, which allowed an increase in the country, there are no khrang Thailand less than 30 types.
In one year, farmers, self-employed farmer takes time to make these resins Esึe party will have several benefits, such as planting trees to increase. The trees can be fed once the country has at least 30 species.
In one year, the farmers will take time in these the treat lac เซึ่ will เกิดประโยชน์ in many ways, such as a plant increased. The trees that can treat lac in Thailand is not less than 30 type.