An Examinatoin of the Influence Factors for the Number of Species, Diversity, and Covering Comparatively of Coastal Plants, in the Osaka Bay Area

Abstract

We censued the number of species, diversity, covering comparatively of the coastal plants and other plants and other plants that grow to the seashore, at 34 sites of the coast area in the Osaka Bay Area, and we grasped the present conditions of 3 environmental factors, (Physical characteristic, artificial characteristic, beach type) that are conceivable that it influences and confirmed these relation. The results showed the following need, (1)Securing of the beach of wide area, (2)Creating of the seashore of the open type, (3)Enforcement of an appropriate application and control, for control other plants and conserve coastal plants. And it became clear that the order that 3 environment characteristics influence to the number of species, diversity, and covering comparatively, differs.