Is the snail a pest or a beneficial insect? The snail is a pest for the peasant because it eats crops, but for pharmacists, the snail is a beneficial insect. It is a treasure all over the body and can be used to make many drugs. Especially after the spring rain, the snails are easy to crawl in the vegetables and melons. The snails are more serious in the early morning and after the rain. The snails mainly bite the stems and leaves of the plants, the fruits and the domestic, etc., which easily cause the plants to rot.

After the snail bites the plant, it runs away, and it stays out of the night. It is difficult to control with drugs. Too much pesticides will pollute the pesticides. Snails are suitable for survival in humid environments. It is best not to use pesticides in the vegetable snails. Afterwards, the snail habits can be used to control the snails in the vegetable fields without using pesticides. Several methods are recommended:

1. Spreading the plant ash in the evening with dry and pure grass ash on the stems and leaves of the melon. If the stems and leaves are dry, spray some water first, so that the leaves are wet and then applied, the snail will not climb the stems and leaves. Go up and bite the stems and leaves.

2. After the heavy rain of the lime powder, apply a layer of lime powder around the trunk of the fruit tree, about 3 to 5 mm thick, about 40 to 50 cm wide, and climb the snail on the crown to damage the fruit. After the lime powder, Will be salted to death by lime powder.

Third, spray tea bran solution with 1 kg of tea bran, processed into powder, add 10 ~ 15 kg of water, mix thoroughly and mix well, soak for 8 ~ 12 hours, take clear liquid, when found snails in vegetable stems and leaves, melon, When the flesh is harmful, it can be sprayed on the stems or leaves or the crown to kill the snails.

Snails are pests of crops

Snails are pests for farmers because they eat crops. The snails feed on the leaves and petioles, while secreting mucus to contaminate the seedlings. The wounds caused by feeding can sometimes induce soft rot, causing the leaves or seedlings to rot and necrosis, which brings many difficulties to farmers' production.

Snails are beneficial insects of the human body and herbs.

Snails are definitely beneficial to the human body and medicinal materials. Snails are not only a high-protein, balanced food, but also can be used to make many drugs. Snails can cure people and have a good effect on the treatment of hypertension, heart disease, arteriosclerosis, vasculitis and other diseases.

The snail can not only make people clear, reduce swelling, detoxify, prolong life, beautify the skin, but also effectively prevent and control the common diabetes, pneumonia, emphysema, lung cancer, etc., and also make people's vision, Appetite, sleep, sexual function, etc. have been greatly improved.

It is highly respected by the famous Pharmacopoeias of our country, and is also appreciated by European and American countries. Especially in the United Kingdom and France in the world's high-shoulder areas, it is the place where “the lack of snails has no good food, and the snails are not considered a seat”, and the world is listed as the world. The first of the four famous dishes (snail, shark's fin, scallop, abalone). The problem that snails are pests or beneficial insects is two-sided, and different results will be obtained from different perspectives.

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Medicines Intermediates

China has become the world's largest producer of Antipyretic And Analgesic drugs. The output of aspirin, paracetamol, analgin and other varieties has exceeded 10,000 tons, and the output of phenacetin, aminopyrine, antipyrine and other varieties has exceeded 1,000. Ton. At present, the output of Antipyretic analgesics in my country is growing rapidly, and it is expected to grow at a rate of about 8% in the future. The production of intermediates for antipyretic and analgesic drugs is large, and there are many manufacturers. With the growth of antipyretic and analgesic drugs, their intermediates have also developed by leaps and bounds.
In 2003, the domestic consumption of paracetamol increased rapidly, and the export also showed a rapid growth momentum. The export volume was 28,163 tons, and the annual export volume increased by about double. In the first half of 2004, although its export growth slowed down, it still increased. From January to May 2004, the export volume of paracetamol was 12,501 tons, slightly higher than the same period last year. Para-aminophenol is an important intermediate in the synthesis of paracetamol, which is growing rapidly. The annual output of p-aminophenol in my country is 32,000 tons. It is estimated that by 2005, the domestic production of paracetamol will reach more than 50,000 tons, and the pharmaceutical industry will consume 45,000 tons of p-aminophenol. The total demand for phenol is about 50,000 tons, the market gap is large, and the development and utilization prospects are broad.

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