Slow growth is a bottleneck for the large-scale application of bryophytes in landscaping.The article reviewed the progress of artificial breeding researches,sum
The necessity of developing tourism in disaster sites was explored,famous disaster sites in the world were taken for example,and strategies for the tourism deve
There were many new images with some special social meanings in the 19 th American literary works, among which"New Adam"was a typical one. This paper extracts a
The paper has selected major evaluation indexes and established an evaluation system for highway landscape by taking Harbin-Daqing Highway for example,introduci