What does a turtle look like?

1, the shape characteristics of tortoise graph

Turtle map refers to a photo or image of tortoise shell, usually a detailed map of the whole tortoise shell or a part of it. Turtle map is a very old reference material of Chinese herbal medicine, which plays an important role in the research and application of Chinese medicine. The outline features of tortoise diagram include:

1) Observing the color, the tortoise shell is black or gray, sometimes with a little green;

2) Observe the lines of irregular patterns such as triangles, squares and polygons;

3) Observing the surface texture, the surface is obviously uneven, with a small number of tumors and moon-shaped depressions.

2. The function of tortoise diagram

Turtle atlas has important application value in the identification, quality control and pharmacological action of Chinese herbal medicines. The following are the functions of the tortoise diagram:

1) as a reference material for the identification of Chinese herbal medicines is helpful to accurately judge the authenticity of tortoise shells;

2) Tortoise shell is a reference for quality control of Chinese medicinal materials, and its quality can be evaluated according to its appearance characteristics;

3) Tortoise shell, as a Chinese herbal medicine, has rich pharmacological activities and can be used to treat diseases such as rheumatism and osteoporosis. As a reference for the origin of tortoise plastron, tortoise plastron diagram is helpful to study its pharmacological effects.

3. How to make a turtle map

Turtle map needs to be processed first, and the specific methods are as follows:

1) Wash tortoise shells with emery cloth to remove impurities such as dust and sediment on the surface;

2) Put the tortoise shell on the plane by darkroom photography, and shoot vertically from above, keeping the distance between the camera and tortoise shell appropriate;

3) Digitize the photos, correct the pixels and colors, and finally get a clear and true tortoise map.

4. Application of Turtle Map in Quality Control of Traditional Chinese Medicine

Turtle map is an important reference material for quality control of Chinese medicinal materials, and its application process is as follows:

1) Compare the tortoise figure with the tortoise shell shape characteristics of the Chinese medicinal materials to be tested, and judge whether the Chinese medicinal materials are true or false;

2) based on the color, texture and surface characteristics of tortoise diagram, evaluate the quality of Chinese medicinal materials;

3) Turtle atlas can be used to establish the quality database of Chinese herbal medicines, providing more accurate reference materials for industry quality control.