@article {83,
	title = {Karen Knowledge about the Sustainability of Forested Watershed and Agroforestry Ecosystems},
	journal = {Journal of Agriculture Journal of Agriculture},
	volume = {16},
	number = {3},
	year = {2000},
	pages = {281-290},
	author = {Preechapanya, P., and Jirasuktaveekul, V.,}
}
