A.0.1%~0.3% B.0.5%—1% C.0.5%—2.0% D.2.5%~3.0% E.3.5%~4.0%
A.石粉 B.貝殼粉 C.食鹽 D.沙礫 E.骨粉
A.20%~30% B.30%~40% C.40%~50% D.50%-70% E.70%~80%