| 摘要 |
PURPOSE: A method of establishing a riparian green zone around Youngsan river watershed is provided to secure an original function of the riparian green zone reflecting the ecological succession of riparian buffer, and to minimize the managing cost of natural resources after planting. CONSTITUTION: A riparian green zone is established in the protected lowland placed around Youngsan river watershed. Three units of pine tree, four units of queritron, five units of Sapium japonicum, two units of Quercus acutissima Carruth, two units of Albizia julibrissin Durazz, two units of Neolitsea sericea, and two units of snowbell are planted per a hundred square meter of a planting area. Three units of pine tree, two units of Platycaria Strobilacea, two units of the queritron, two units of Meliosma myriantha, one unit of Oriental cherry tree, and one unit of white oak are planted per a hundred square meter of the planting area. Three units of pine tree, two units of Carpinus laxiflora Blume, three units of queritron, two units of snowbell, two units of Sapium japonicum, one unit of snowbell, three units of Ilex macropoda Miquel, and two units of Stewartia pseudocamelia are planted per a hundred square meter of the planting area. Two units of pine tree, two units of oriental oak, two units of Carpinus laxiflora Blume, one unit of Oriental cherry tree, one unit of Albizia julibrissin Durazz, two units of Sapium japonicum, and one unit of snowbell are planted per a hundred square meter of the planting area. Three units of zelkova, two units of queritron, one unit of Carpinus laxiflora Blume, two units of Fraxinus sieboldiana, four units of snowbell, two units of Euonymus sachalinesis, two units of Acer mono Max, and two units of Meliosma myriantha are planted per a hundred square meter of the planting area. Two units of Celtis sinensis, one unit of Acer mono Max, two units of Acer pseudosieboldianum, one unit of Fraxinus rhynchophylla Hance, two unit of Sapium japonicum, one unit of Cornus walteri, one unit of Lindera erythrocarpa makino, four units of Fraxinus rhynchophylla Hance, two units of snowbell, two units of Carpinus cordata Blume, and one unit of Styrax obassia are planted per a hundred square meter of the planting area. Seven units of pine tree, two units of Platycaria Strobilacea, two units of snowbell, three units of Carpinus laxiflora Blume, three units of zelkova, and two units of Quercus acutissima Carruth are planted per a hundred square meter of the planting area. Two units of pine tree, one unit of Quercus acutissima Carruth, one unit of queritron, two units of white oak, two units of snowbell, two units of Acer pseudosieboldianum, and one unit of Meliosma oldhamii are planted per a hundred square meter of the planting area. Three units of oriental oak, three units of pine tree, one unit of Carpinus laxiflora Blume, one unit of snowbell, two units of Styrax obassia, and two units of zelkova are planted per a hundred square meter of the planting area. Three units of oriental oak, two units of Euscaphis japonica, two units of white oak, three units of Ilex cornuta Lindley et Paxton, three units of snowbell, and one unit of Lindera erythrocarpa makino are planted per a hundred square meter of the planting area. Four units of maple, three units of Carpinus laxiflora Blume, two units of Meliosma myriantha, one unit of Acer mono Max, two units of nutmeg tree, two units of Celtis sinensis, and two units of Sapium japonicum are planted per a hundred square meter of the planting area. Two units of zelkova, one unit of white oak, two units of Carpinus laxiflora Blume, four units of camelia, two units of Sapium japonicum, two units of Meliosma myrianth, two units of chinquapin, two units of cornelian cherry, and two units of Cornus controversa are planted per a hundred square meter of the planting area. Six units of pine tree, two units of snowbell, three units of Carpinus laxiflora Blume, three units of Meliosma myriantha, and two units of white oak are planted per a hundred square meter of the planting area. [Reference numerals] (AA) Zelkova(upper layer target species of trees); (BB) Quercitron(upper layer target species of trees); (CC) Carpinus laxiflora Blume(upper layer target species of trees); (DD) Fraxinus sieboldiana(upper layer target species of trees); (EE) Snowbell(middle layer target species of trees); (FF) Euonymus sachalinensis(middle layer target species of trees); (GG) Acer mono Max(middle layer target species of trees); (HH) Meliosma myriantha(middle layer target species of trees) |
