The Nianchu river valley is main source of grain production in Tibet.Soil erosion and a series of consequences have restricted the sustainable development of economy in the Nianchu river valley.On the basis of the pre...The Nianchu river valley is main source of grain production in Tibet.Soil erosion and a series of consequences have restricted the sustainable development of economy in the Nianchu river valley.On the basis of the present status,harm and factors of soil erosion in the Nianchu river valley ecological reestablishment methods on preventing and controllingsoil erosion are presented.展开更多
文摘The Nianchu river valley is main source of grain production in Tibet.Soil erosion and a series of consequences have restricted the sustainable development of economy in the Nianchu river valley.On the basis of the present status,harm and factors of soil erosion in the Nianchu river valley ecological reestablishment methods on preventing and controllingsoil erosion are presented.