In contrast , although there is more landscape type and high diversity in Kema watershed , it is dominated by semi-natural landscape such as cropland , and it has low vegetation coverage , low congregation , high forest fragmentation .
渴马流域虽然景观类型丰富、多样性高,但农田等半自然景观占优势,植被覆盖率低,景观聚集度低,而林地破碎度高,地表景观呈退化趋势。