Early natural vegetation and soil seed banks in an abandoned quarry
采石场废弃地的早期植被与土壤种子库

Due to the rapid economic development during the past twenty years, many quarries surrounding Guangzhou City are excavated to provide large quantities of building materials of various sizes. Most quarries were simply abandoned upon cessation of work and left disused. They could be grouped into three types: A. spoil mound, B. worked-out area and C. terrace for crushing stones and storage of the products. The knowledge of vegetation and soil seed bank of these disused lands should be acquired for the pur...