Common name: Nine sub-spinus, nine-hole abalone. Animal Feed Enzymes,Feed Enzymes For Poultry,Feed Enzymes For Pigs ,Feed Enzymes For Ruminant,Feed Enzymes For Aquatics Sunson Industry Group Co., Ltd , https://www.sunsonchinaenzymes.com
Origin and production period:
There are distributions on the southeast coast of China, and there are more productions in Hainan Island and Dongzhou Island in Guangdong.
Introduction:
Shells are hard, spirals are small, and body corks are extremely large. There is a row of protrusions on the left side of the shell, about 20, and the front 7 to 9 have openings, and the others are all occluded. The shell mouth is large, the outer lip is thin, and the inner lip forms a flaky edge inward. The surface of the shell is green-brown and the growth pattern is fine. The growth pattern and the radiating ribs are staggered to make the surface of the shell a cloth pattern. The inner surface of the shell is silvery white with pearl luster. Well-developed.