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The difference between hickory skins
First of all, it is emphasized that pecans contain alkaloids and are very toxic. There are several kinds of hickory in the northeast, which are very different from those in Hangzhou. The hickory in Hangzhou is called "Little Walnut", which is a traditional local product of Hangzhou. Carya cathayensis kernel is crisp and fragrant, which is a good product with high nutritional value. It can be used to process nutritious foods such as candy and cakes, and also has medicinal value. At the same time, pecan is also a healthy food for leisure, entertainment and tourism.

Carya cathayensis sarg in Northeast China has high medicinal value, which has the effects of invigorating stomach, enriching blood, moistening lung and nourishing spirit, etc. The phospholipid in walnut kernel has a good health care effect on brain nerves. The oil content of walnut kernel is very high, which can reach 60%-70%. Walnut oil is rich in unsaturated fatty acids, amino acids, vitamins, phosphorus, iron, calcium and other nutrients, which can prevent arteriosclerosis and promote the normal endocrine function of human body. Long-term consumption also has a certain preventive effect on cancer. We should pay special attention to the fact that Carya cathayensis is a kind of food rich in various nutrients, but the skin of the fruit and the bark of Carya cathayensis are very toxic, which is a symptom of poisoning after eating.

Walnut is a good food therapy. Whether it is used for dispensing, or eaten raw, boiled, dipped in sugar or cooked, it has good effects of enriching blood and nourishing qi, tonifying kidney and replenishing essence, relieving cough and asthma, moistening dryness and relaxing bowels. There are many ways to eat walnuts. Boiling walnuts with proper amount of salt water and eating dregs can cure kidney deficiency, low back pain, nocturnal emission, impotence, forgetfulness, tinnitus and frequent urination. Walnut, coix seed and chestnut are cooked as porridge, which can cure frequent urination, nocturnal emission, loose stool and diarrhea. Walnut, sesame seeds and lotus seeds are dipped in sugar, which can nourish the heart and brain and cure night sweats. Eating walnuts, longan meat and hawthorn raw can improve heart function. Walnut is also widely used to treat neurasthenia, hypertension, coronary heart disease, emphysema and stomachache. }