s:744:"TI Learning from Indigenous Fallow Management (IFM) in S.E. Asia: a promising approach to stabilization of stressed Swidden system AU Cairns M AB Swidden cultivation that continues as the economic as the economic backbones of many upland farming systems in S.E Asia, is under mounting pressure to intensify into more permanent forms of land use. Both S.R Vietnam and Lao P.D.R share the challenges posed by mountainous terrain populated by a myriad of diverse ethnic minority groups; sparse road infrastructure and distant markets have limits development of alternative livelihood options and it is estimated 337,000 Lao households and up to 3 million Vietnamese rely to some degree on variants of swidden cultivation for their survival. ";