如何挑选文玩核桃

When selecting a walnuts, consider the following tips:

1. Size and weight: Choose walnuts that are heavy for their size, as this indicates a higher kernel-to-shell ratio.

2. Shell integrity: Look for walnuts with shells that are intact and free from cracks or holes.

3. Color: Opt for walnuts with a rich, dark color, as this often indicates freshness.

4. Texture: Feel the surface of the walnut to ensure it is smooth and free from any soft spots or mold.

5. Smell: A fresh walnut should have a mild, nutty aroma. Avoid walnuts that smell musty or rancid.

By considering these factors, you can select high-quality walnuts for your collection.