PURPOSE: A method of constructing a riparian green zone around Han river watershed using ecology planting model and technique is provided to decide a species composition and the density of planting appropriate for a growth environment, and directly establish an ecological plant assembled with multilayer planting. CONSTITUTION: A riparian green zone is established in the protected lowland around Han river watershed. Two units of pine tree, two units of queritron, two units of ash tree, three units of Styrax obssia, three units of Quercus mongolica, two units of Carpinus laxiflora Blume, two units of Tila mandshurica, and two units of wild mulberry tree are planted per a hundred square meter of a planting area. Two units of the pine tree, one unit of Populus Maximowiczii, one unit of wild pear tree, one unit of ginger tree, two units of Acer trifluorum, two units of Styrax obassia, and two units of ash tree are planted per a hundred square meter of the planting area. Four units of queritron, three units of oriental oak, one unit of wild cherry tree, four units of ash tree, three units of Styrax obassia, four units of wild pear tree, and four units of Syringareticulata var.mand shurica. Hara are planted per a hundred square meter of the planting area. Three units of pine tree, two units of queritron, one unit of ash tree, two units of Styrax obassia, two units of Carpinus, two units of white oak, and two units of snowbell are planted per a hundred square meter of the planting area. Two units of pine tree, two units of zelkova, one unit of Carpinus, two units of snowbell, and one unit of Cornus walteri are planted per a hundred square meter of the planting area. Two units of Quercus mongolica, two units of ash tree, two units of Fraxinus mandshurica, one unit of elm tree, one unit of willow tree, three units of Amur maple, three units of Maakia amurensis, and three units of Magnolia Sieboldii are planted per a hundred square meter of the planting area. Two units of queritron, two units of elm tree, two units of Carpinus, one tree of oriental oak, two units of Acer pseudosieboldianum, and two units of Styrax obassia are planted per a hundred square meter of the planting area. Three units of Amur maple, two units of ash tree, two units of Styrax obassia, two units of Maakia amurensis, four units of Acer pseudosieboldianum, and three units of Pyrus pyrifolia are planted per a hundred square meter of the planting area. Three units of Amur maple, three units of willow tree, one unit of Cornus controversa, two units of Malus baccata Borkh, two units of wild mulberry tree, and one unit of Prunus persica batsch var. davidiana Max are planted per a hundred square meter of the planting area. Two units of wild-walnut tree, two units of ash tree, three units of wild mulberry tree, two units of Acer mono Max, two units of elm tree, two units of Quercus mongolica, and two units of Magnolia Sieboldii are planted per a hundred square meter of the planting area. Three units of pine tree, three units of Carpinus laxiflora Blume, one unit of white oak, two units of Acer pseudosieboldianum, and one unit of Magnolia Sieboldii Quercus mongolica are planted per a hundred square meter of the planting area.. [Reference numerals] (AA) Quercus mongolica(upper layer target species of trees); (BB) Ash tree(upper layer target species of trees); (CC) Fraxinus mandshurica(upper layer target species of trees); (DD) Elm tree(upper layer target species of trees); (EE) Willow tree(upper layer target species of trees); (FF) Amur maple(middle layer target species of trees); (GG) Maackia amurensis(middle layer target species of trees); (HH) Magnolia Sieboldii(middle layer target species of trees)
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