Selection Of Ornamental Trees In Kelamayi

First, first hand data of feature of natural condition, the kinds and growing states of ornamental treeshas been grasped by investigating and recording, by analysing the soil and by collecting natural data inKelamayi.Second, some physiological characteristics of 26 species mainly ornamental trees have been measured,inculding net photosynthetic rate, light use efficiency, light saturation point for net photosynthetic rate, lightcompensation port for photosynthesis, transpiration rate and water use efficiency,and the comparison andthe analysis have been done in July and August.Analysis, evaluation and classification of physiological and ecological indexes have beendone ,including light characteristics,water characteristics,extent of need to nutrition of soil,lowtemperature characteristics and wind characteristics of 96 species ornamental trees of Kelamayi, based onthe result of the investigation, measurement and looding up a large amount of relative data. And thenworked out the integrate evaluation of the indexes so that can get an integrate and total understanding tophysiological and ecological characteristices of each kind of ornamental trees.Additional, decorative characteristic of ornamental trees of Kelamayi has been evaluated throughappearance, leaf, flowers, fruits,branches of trees.Finally, proteral ornamental trees for different kinds of urban green space of Kelamayi has beenselected.