2. Studies and development of forests. Study on development of forestry work is to try to find a suitable one at forest technologies. To be used in the development and rehabilitation of forest trees River area, Northern. Which is in effect the arrival of black: 2.1 job protection and job protection, meaning the current wildfire protection and intrusion protection, fire the forest more efficiently by means of (Wet Fire Break) by means of water distribution and construction throughout the area by a mine or quarry maeo ties. On the development of forest areas with irrigation systems 1, 516 acres of forest fires. State forest with abundant moisture Soil contamination from soil conditions change, there are sandy outcrop as ruan soil is black with more food. 2.2 work and tree planting, forest maintenance contains either 3 methods using 3 types of wood that are useful both for living and food is fuel. By planting these trees spread to spread from the ridge down to the species and use plants that have seeds that these seeds are OK from the high areas down to the lower and able to grow up naturally grown forests by means of the distribution from the vertical Ridge down below. It causes a thick, solid and completely wild environment. current tree planting, 1, 300. Plantation and natural forest by cutting wood up wireless number 1, wild 0 acres. 2.3 studies of forests Agro-forestry system is one that is an agent of economic development coupled with the development of the forestry. The study on agro-forestry system to analytical gathering forestry agriculture model to guide the development of the rural areas in the North on the future, which is currently under study to analyze data. About 20 subjects, such as planting chilli in Thailand tengrang. Wood effect composite Woods, plantations etc. 2.4 research source Action research on watershed hydrologic research via utu Agro-forestry systems in plant protection, soil erosion and soil loss rate to find the page. 2.5 culture breeds animals Conduct studies and farming of animals
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