energy raw material from the nonconventional plant
fine sand material with water
protein raw material from the nonconventional plant
waste material from fungal culture
waste material from Lentinus edodes
surface-associated material from Porphyromonas gingivalis
concial sand from coarse sand
conical sand from stone
fine sand from entrance of Yangtze river
raw sand from Fujian sea coast
coral reef conservation
coral reef degeneration