Bat Seabird Guano ( BSG) can be widely used in .... phosphorus in the soil. It has been widely used in Japan, Korea, Australia and other developed countries. Type Solid P: 25-28% P2O5: ....
ShenZhen Hans Lighting Co., Ltd is major specialized in designing, researching, manufacturing and export Both LED Indoor and Outdoor Lighting products, which are widely used in advertisement, city....