慶尙南道 咸陽郡 初·中·高等學校 校庭의 造景樹木 現況 調査
On the study of garden trees in the garden of the elementary, middle and high schools of Hamyang-gun in Gyeongsangnamdo
함양군 초중고교 조경수목 생물교육 원예;
- 원문 URL
This is the data as the result of a survey and an analysis of the trees in the seven school gardens of the elementary, middle and high schools in Hamyang-gun to find out the present state of landscaping trees in the school gardens of the schools in the area above. 1. The survey shows that there are 5,869 roots, 93 species, 62 genera and 36 families of trees in the school gardens of the 7 schools in Hanmyang-eup. there are 842 roots, 38 species, 29 genera and 21 families per school. 2. The survey reveals that there are 3,239 roots(55%) of 37 species(40%) of evergreen trees and 2,657 roots(45%) of 56 species(60%) of deciduous trees. As a result, there are more species of deciduous trees than evergreen ones while there are more roots of evergreen ones. 3. There are 1,656 roots(28%) of 22 species(24%) of needle leaf trees and 4,240 roots(72%) of 71 species(76%) of broad leaf-trees which means there are much more broad leaf-trees than needle leaf-trees. 4. There are 2,036 roots(28%) of 65 species(70%) of tall trees, and 3,826 roots(65%) of 28 species(30%) shrubs, which means there are more species of tall trees, while there are much more roots of shrubs. 5. The survey shows that there are 51 native species(55%) 42 introduced species in the total of 93 species. Therefore native species are a little more than the introduced species. The introduced species are classified as follows ; 23 Chinese species, 9 Japanese species, 5 North American species, 4 European species and 1 Central Asian species. 6. The survey shows that the species of trees planted in all of the 7 school gardens are 10 species(11%), while the species of the trees in only one school gardens are 37 species(40%). 7. Hollywood juniper, Himalaya cedar, wawleaf zelkova and ginkgo tree were more frequent of the tall trees in the school garden than others. In the case of shrub, Japanese royal azalea, Chinese juniper, a class of royal azalea, Korean boxtree and rose of sharon were more frequent. 8. The trees in the school gardens in three schools are labelled. As a whole, the trees in the school gardens are quite well cared for ; pruned one or two times every year, weeded, chemical-treated and manured as occasional demands.