Identify true and false tortoise shell

Tortoise shell price, also known as tortoise shell, decayed tortoise shell price and tortoise belly shell, is the shell of tortoise Li Shizhen recorded in compendium of Materia Medica that "tortoise shells were used in ancient times The price of tortoise shells was used in Rihua, and later generations took charge of it." That is to say, the price of tortoise plate used now mainly refers to the belly armor of tortoise All year round, but mostly in autumn and winter When slaughtered, remove the muscles and muscles, take the belly armor, wash it, dry it in the sun or dry it in the air, which is called "blood plate"; if the belly armor is taken after boiling, it is called "soup plate" The tortoise shell has the functions of Nourishing Yin, concealing Yang, tonifying kidney and strengthening bone It is used to treat kidney yin deficiency, bone steaming and tiring heat, vomiting blood, bleeding, coughing for a long time, spermatorrhea, metrorrhagia, leukorrhea, low back pain, bone impotence, yin deficiency wind movement, long dysentery, hemorrhoids, infantile fontanelle incompatibility, etc There are many fake tortoise shells on the market The belly shells of more than ten kinds of tortoises, such as the earth tortoise, the Yellow throated turtle, the sawtooth tortoise, the earth tortoise, the star tortoise and the flat breasted tortoise, all fake the real tortoise shells Pay attention to the identification when using them The difference between the price of genuine tortoise shell and the price of tortoise belly shell is as follows: the price of genuine tortoise shell The appearance is slightly plate-like, nearly oblong and oval, the rib scale plate is attached to both sides, slightly winglike, 10-20cm long, 7-10CM wide, about 0.5cm thick, the outer surface is yellowish brown to brown, sometimes with purplish brown texture, the inner surface is yellowish white to grayish white, which is relatively inlaid by 12 abdominal scales, the inlay is zigzag, the front end is wider, slightly round or truncated, the back end is narrow and The rib plates on both sides are composed of 4 pairs of rib scales, and one remnant scale is often left at both ends The surface of "blood plate" is smooth, the skin is still alive and sometimes slightly bloody; "soup plate" has no luster, the skin has fallen off; it is hard, the outer edge of the section is tooth white, the inner part is milk white or flesh red, with pores; it smells fishy and tastes slightly salty Fake tortoise belly armor The appearance is also plate-shaped, nearly oblong and oval, 30-33cm long and 15-19cm wide The length and width are larger than that of the real product The front end is flat, the back end has a triangular deep notch, and the two sides have a wing shaped backward curved armour bridge The outer surface is light brown, the shield has black brown spots or radial texture, the middle suture between the abdominal shield is the longest, the middle suture between the humeral shield is the shortest, with axillary shield and crotch shield; the inner The surface is yellow and white, and the crossing of the humeral shield and the sternal shield seam is in the inner plate; the smell is the same as the real product From these characteristics of appearance, we can distinguish the true and false price of tortoise shell The fake product does not have all the effects of the price of the real tortoise shell, so it can not be used as medicine instead of the price of the tortoise shell.