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How to preserve the harvested wild vegetables
Question 1: 1 At what temperature can vegetables be preserved? Method of keeping wild vegetables green and crisp

This project is a green crisp fresh-keeping technology for wild vegetables. The implementation method of the technology of keeping wild vegetables green and crisp is as follows:

Preparation of (1) green protection agent: 75%~85% of fortified medical stone, 24%~ 12.4% of sucrose, 0.9%~2% of soluble starch and 0.1~ 0.6% of citric acid are weighed according to the weight ratio and evenly mixed to prepare the green protection agent.

(2) adding the green protecting agent into 99.9%~99.5% water according to the weight ratio of 0.1%,and heating to 70℃ ~100℃;

(3) green protection treatment: soaking fresh wild vegetables or desalted wild vegetables in the prepared green protection solution for 3 minutes to 65438+/-00 minutes, and keeping the temperature at 70-65438+/-000 DEG C;

(4) Brittle-keeping treatment: soaking the green-keeping wild vegetables in 0.5-5% aqueous solution containing calcium chloride, calcium carbonate or calcium phosphate 10-30 minutes;

(5) Rinse: rinse the crispy wild vegetables in clean water 15 to 20 minutes;

(6) modulation: adding a proper amount of salt and monosodium glutamate into the rinsed wild vegetables and stirring evenly;

(7) subpackaging: subpackaging the prepared wild vegetables into containers according to the required weight, and sealing;

(8) Sterilizing the packaged wild vegetables according to the conventional method. The key point of this technology is to protect the green of fresh wild vegetables or salted wild vegetables with a green protecting agent made of medical stone, and then keep them crisp. The green and crisp wild vegetables of the invention have the original color of wild vegetables, are crisp and delicious, and are rich in nutrition. This technology is simple and easy to master.

2. A frozen fresh-keeping vegetable and a fresh-keeping method.

This project is a method of freezing vegetables. It keeps fresh vegetables fresh by blanching, cold drawing and freezing. The vegetables preserved by this method have long shelf life, can keep fresh, color, taste and quality, and are convenient to eat. They can provide rich vegetable varieties for some areas and export them to Russia, and vegetable farmers can get better economic benefits.

3. Preservation of fresh leeks

This project is a fresh-keeping technology of snow-fresh leek. The fresh-keeping process of snow-fresh leek is as follows: cleaning → lysozyme sterilization → oil film protection → anti-corrosion and anti-oxidation treatment → vacuum packaging → refrigeration. The key of its preservation technology lies in cutting, lysozyme sterilization, oil film protection and anti-corrosion and anti-oxidation treatment. In this project, a large number of fresh leeks in the peak season market can be preserved for half a year to 1 year, which is convenient to eat. The umami taste and nutritional value of leeks remain unchanged, and the intact rate is over 95%.

4. Fresh garlic cloves and their preservation methods

This project is about fresh-keeping garlic cloves and their fresh-keeping methods. It is mainly used to treat garlic to keep it fresh all year round. Fresh garlic cloves are peeled and graded by hand from ripe fresh garlic, packed into a sealed container according to the ratio of the total volume of garlic cloves to the volume of the container of 2: 3, and the air in the sealed container is pumped to 0.5 Pa-2.5 Pa by an air compressor, and sealed and left standing 1 hour-12 hour. After air is pumped out again, the mixed gas with the ratio of nitrogen to carbon dioxide of 2-4: 1-3 is injected into the sealed container until the pressure of the container is 1.5 Pa-3 Pa. After this processing, the original ingredients and nutritional ingredients can be basically maintained, and fresh peeled garlic cloves with aseptic suffocation characteristics can be obtained. Its fresh-keeping methods include material selection, artificial peeling, grading, weighing, container sealing, pumping and standing, filling mixed gas and storing at low temperature. The invention has the advantages of clean peeling, complete garlic cloves, no germination, no whiskers, no mildew, no water loss, no discoloration, simple method and the like after long-term storage.

5. Fresh garlic cloves preservation method

This project is a fresh-keeping method of fresh garlic cloves, which is used to keep garlic fresh. The preservation method includes manual peeling, cleaning, draining, selecting and removing impurities, bottling and sealing, vacuumizing and filling nitrogen, resealing, checking whether there is air leakage, and low-temperature storage and transportation. The fresh-keeping method comprises the following steps:

(1) Peel the freshly harvested garlic by hand to obtain peeled garlic cloves;

(2) washing peeled garlic cloves with clear water, and removing moisture attached to the surface;

(3) Manually selecting and removing garlic cloves and all other disabled or germinated sundries, and classifying them according to their sizes;

(4) putting the graded or unclassified garlic cloves into a large-mouthed plastic bottle or cylinder, wherein the ratio of the total volume of garlic cloves to the volume of the bottle or cylinder is 2-3: 3-4;

(5) After putting a rubber gasket in a plastic bottle or a cylinder cover with an internal thread matched with the large-mouthed plastic bottle or cylinder, cover the cover on the large-mouthed plastic bottle or cylinder with garlic cloves, and tighten and seal;

(6) Using an awl ... >>

Question 2: Can thistles be stored? Yes During the flowering period from May to June, the whole grass should be cut dry or used less. It can be harvested continuously for 3-4 years.

Thistle is another name for thistle. It is a high-quality wild vegetable. Perennial herbs, the underground part is often larger than the aboveground part, and the rhizome is longer. The stem is erect, the young stem is covered with white spider silk, angular, 30-80( 100- 120) cm high, and the base is 3-5 mm in diameter. Sometimes it can reach 1 cm, with branches on the upper part, and the inflorescence branches are hairless or have fine fluff. Leaves alternate, basal leaves wither when blooming, lower and middle leaves are elliptic or elliptic-lanceolate, 7 7- 10/0cm long and1.5-2.2cm wide, with green surface, pale green back, white spider-like hairs on both sides, short or blunt tip, narrow or blunt base, nearly entire or serrated, and no petiole.

Question 3: shepherd's purse, the main variety of wild vegetables, likes light. As long as there is plenty of sunshine and the soil is not too dry, shepherd's purse can grow. Shepherd's purse is not strict in the choice of soil, but it is best to plant it in fertile and loose soil. Shepherd's purse is a cold-tolerant vegetable, which needs a cold and sunny climate. The optimum temperature for seed germination is 20 ~ 25℃. The optimum temperature for growth and development is 65438 02 ~ 20℃. When the temperature is lower than 10℃ and higher than 22℃, the growth is slow, the growth cycle is prolonged and the quality is poor. Capsella bursa-pastoris has strong cold tolerance, the plant is not damaged at -5℃, and it can tolerate short-term low temperature of -7.5℃. At the low temperature of 2 ~ 5℃, shepherd's purse 10 ~ 20 days went through vernalization stage, that is, bolting and flowering. Cooling blood to stop bleeding, tonifying deficiency and strengthening spleen, clearing heat and promoting diuresis. Pick some tender leaves or winter buds of shepherd's purse in spring. After blanching, it can be cold mixed, dipped in sauce, made into soup and fried. Shepherd's purse jiaozi, shepherd's purse wonton and shepherd's purse spring rolls are indispensable delicacies on the spring table, and can also be made into delicious shepherd's purse porridge. Also known as Equisetum Japonicum, Equisetum Japonicum and Equisetum pentaphyllum, it is also commonly known as "Iris" in Northeast China. It is generally reddish brown and has an inverted oval leaf thickness. It contains protein methionine, riboflavin, ascorbic acid and other nutrients. Because it contains a lot of acidic substances, it will feel a little sour to eat. The medicinal functions of Ardisia Ardisia are clearing away heat and toxic materials, cooling blood to stop bleeding, reducing blood sugar concentration and keeping blood sugar constant, which has a certain curative effect on diabetes. There are many ways to eat it, such as fried, cold and stuffed. Such as garlic mixed with ponytail, ponytail scrambled eggs, ponytail buns, ponytail porridge and so on. Also known as Veronica, its pollen contains vitamins and linoleic acid, and its branches and leaves contain choline, amino acids and trace elements. It has antibacterial, repercussive, diuretic, heat-clearing and detoxicating effects, can stimulate the immune function of the body, and achieve the functions of benefiting gallbladder and protecting liver. Its main components are dandelion, dandelion sterol, dandelion bitter, pectin, inulin, choline and so on. Can prevent and treat lung cancer, gastric cancer, esophageal cancer and various tumors. Dandelion can be eaten raw, fried or made into soup, mixed with jellyfish skin and fried shredded pork; Can also be paired with green tea, licorice, honey and so on. Make a cup of dandelion green tea that can clear away heat, detoxify and reduce swelling. Sonchus oleraceus, also known as Sonchus oleraceus, Qu Ma Cai, Qu Mai Cai and Sonchus oleraceus, has yellow and white stems; The leaves are long, the tip of the leaves is slightly round, and the edges are toothed. The size of the teeth varies slightly with different varieties. The surface is green, the back is gray-green, and the color is bright yellow, belonging to wild compositae. Bitter vegetables are rich in potassium, calcium, magnesium, phosphorus, sodium, iron and other elements, which can clear away heat and reduce swelling, remove blood stasis and detoxify, cool blood and stop bleeding. Sophora alopecuroides has inhibitory effect on acute lymphoblastic leukemia and acute and chronic myeloid leukemia. The tender leaves of bitter vegetables can be eaten, but they are slightly bitter when eaten raw. Boil with boiling water, and the bitterness can be removed. Bitter vegetables can be fried with meat and made into soup, or made into small tofu with some bean flour, or dipped in batter with boiling water, or made into vegetable cakes with flour. Or make sesame sauce mixed with bitter herbs, bitter herbs porridge and the like. Also known as bracken variety. It is also called bracken variety. Musculus platysma Pteridium aquilinum has the functions of clearing away heat and moistening intestines, reducing qi and resolving phlegm, and inducing diuresis to soothe the nerves. It is widely distributed in Chinese mainland and Southeast Asia. Because of its carcinogenic components, excessive consumption of cattle and sheep will lead to death, and human consumption will lead to an increase in the incidence of cancer. Pteridium aquilinum tastes fresh and smooth, and is known as the "king of mountain vegetables". There are many ways to eat bracken, such as frying, burning, simmering and stewing. In modern recipes, the famous dishes cooked with bracken include bracken with wood beard, bracken with dried rice, bracken fried with meat, bracken with crispy skin and so on. These dishes are favored by diners because of their rosy color, soft texture and rich flavor. When the leaves of bracken are curly, it means that they are fresh and tender, and the leaves will stretch out when they are old. Harm of bracken: It is worth noting that it has certain carcinogenic components. Excessive use of cattle and sheep will lead to death, and human consumption will lead to an increase in the incidence of cancer. Please be careful! ! ! Also known as cress, cress. Cress is a perennial herb, which grows in low-lying paddy fields and basically does not need pest control. Belonging to pure natural pollution-free green vegetables. Its tender stems and petioles are used as vegetables. It is rich in vitamins and inorganic salts, among which calcium, phosphorus and iron are high. It has the functions of cleaning human blood and reducing human blood pressure and blood lipid, and is a high-grade pollution-free herbal vegetable with the same origin of medicine and food. Oenanthe javanica has a long growth period and can be harvested in autumn, winter and spring. It can be eaten cold, fried with other meat dishes, or cooked with dried seaweed, shredded pork with celery, mutton with celery, jiaozi and peanuts. Dog seedlings are perennial herbs with thin and hollow stems and veins running through the whole plant, which have strong drought resistance and strong vitality. Flowers are trumpet-shaped, flowers are ... >>

Question 4: What are wild vegetables? Wild vegetables, not specifically a certain kind of vegetables, are non-artificial vegetables. Collecting the aura of heaven and earth and absorbing the essence of the sun and the moon is one of the treasures of nature. The quality of wild vegetables is pure, which is a beautiful gift given by nature and a witness to the coexistence of man and nature. Wild vegetables are rich in nutrition, fresh and delicious, and are one of the excellent ingredients, organic food and green food.

There are many kinds of wild vegetables, which are usually picked and eaten by people. Although the geographical location and weather environment are different, there are at least a dozen.

shepherd's purse

Shepherd's purse is mild, as long as there is enough sunshine and soil.

Shepherd's purse can grow without being too dry. Shepherd's purse is not strict in the choice of soil, but it is best to plant it in fertile and loose soil. Shepherd's purse is a cold-tolerant vegetable, which needs a cold and sunny climate. The optimum temperature for seed germination is 20 ~ 25℃. The optimum temperature for growth and development is 65438 02 ~ 20℃. When the temperature is lower than 10℃ and higher than 22℃, the growth is slow, the growth cycle is prolonged and the quality is poor. Capsella bursa-pastoris has strong cold tolerance, the plant is not damaged at -5℃, and it can tolerate short-term low temperature of -7.5℃. At the low temperature of 2 ~ 5℃, shepherd's purse 10 ~ 20 days went through vernalization stage, that is, bolting and flowering.

Cooling blood to stop bleeding, tonifying deficiency and strengthening spleen, clearing heat and promoting diuresis.

Pick some tender leaves or winter buds of shepherd's purse in spring. After blanching, it can be cold mixed, dipped in sauce, made into soup and fried. Shepherd's purse jiaozi and wonton are indispensable delicacies on the spring table, and can also be made into delicious shepherd's purse porridge.

purslane

Also known as Equisetum Japonicum, Equisetum Japonicum and Equisetum pentaphyllum, it is generally reddish-brown and has an inverted oval leaf thickness.

It contains protein methionine, riboflavin, ascorbic acid and other nutrients. Because it contains a lot of acidic substances, it will feel a little sour to eat.

The medicinal functions of Ardisia Ardisia are clearing away heat and toxic materials, cooling blood to stop bleeding, reducing blood sugar concentration and keeping blood sugar constant, which has a certain curative effect on diabetes. There are many ways to eat it, such as fried, cold and stuffed. Such as garlic mixed with ponytail, ponytail scrambled eggs, ponytail buns, ponytail porridge and so on.

Maoni cuisine

A wild vegetable with white and red flowers distributed in Henan and northern Anhui. The seeds are brown. It tastes slightly astringent and non-toxic. Rich in amino acids and other trace elements. During the three-year natural disaster, this wild vegetable saved countless lives.

Maoni cuisine

M good

It belongs to the wild carrot family. The shape is similar to carrot leaves, but the leaves are smaller and have small yellow flowers. Non-toxic, young plants can be eaten. Rich in amino acids and glucose, it is one of the common wild vegetables in Henan.

dandelion

Also known as Veronica, its pollen contains vitamins and linoleic acid, and its branches and leaves contain choline, amino acids and trace elements.

It has antibacterial, repercussive, diuretic, heat-clearing and detoxicating effects, can stimulate the immune function of the body, and achieve the functions of benefiting gallbladder and protecting liver. Its main components are dandelion, dandelion sterol, dandelion bitter, pectin, inulin, choline and so on. Can be used for preventing and treating lung cancer, gastric cancer, esophageal cancer and various tumors.

Dandelion can be eaten raw, fried or made into soup, mixed with jellyfish skin and fried shredded pork; Can also be paired with green tea, licorice, honey and so on. Make a cup of dandelion green tea that can clear away heat, detoxify and reduce swelling.

Bitter herbs

Chicory, also known as chicory, has yellow and white stems; The leaves are round and lanceolate, with green surface and gray-green back; These flowers are bright yellow.

Bitter vegetables are rich in potassium, calcium, magnesium, phosphorus, sodium, iron and other elements, which can clear away heat and reduce swelling, remove blood stasis and detoxify, cool blood and stop bleeding. Sophora alopecuroides has inhibitory effect on acute lymphoblastic leukemia and acute and chronic myeloid leukemia.

The tender leaves of bitter vegetables can be eaten, but they are slightly bitter when eaten raw. Boil with boiling water, and the bitterness can be removed. Bitter vegetables can be fried with meat and made into soup, or made into small tofu with some bean flour, or dipped in batter with boiling water, or made into vegetable cakes with flour. Or make sesame sauce mixed with bitter herbs, bitter herbs porridge and the like.

Edible tender leaves for braking.

Also known as fern, faucet and fist. Pteridium aquilinum has the functions of clearing away heat and moistening intestines, reducing qi and resolving phlegm, and inducing diuresis to soothe the nerves. It is widely distributed in Chinese mainland and Southeast Asia. Because of its carcinogenic components, excessive consumption of cattle and sheep will lead to death, and human consumption will lead to an increase in the incidence of cancer.

Pteridium aquilinum tastes fresh and smooth, and is known as the "king of mountain vegetables". There are many ways to eat bracken, such as frying, burning, simmering and stewing. In modern recipes, the famous dishes cooked with bracken include bracken with wood beard, bracken with dried rice, bracken fried with meat, bracken with crispy skin and so on. These dishes are favored by diners because of their rosy color, soft texture and rich flavor. When the leaves of bracken are curly, it means that they are fresh and tender, and the leaves will stretch out when they are old.

Brecon is in danger ... >>

Question 5: Rural Wild Vegetable Composition 150 This Saturday, my mother and I went to my grandmother's house to play. At noon, my sister and I jumped on the rope. I don't think it's funny. Then grandma said to us, "I'll take you to dig wild vegetables in the field." We were very happy to hear that, so our sister and I took scissors and baskets and set off with grandma.

When we came to the field, my sister and I dug some wild vegetables. My grandmother looked at them and said, "No, no, this is not a delicious wild vegetable." He held a tree in his hand and said, "This is a delicious wild vegetable." Grandma showed me wild vegetables, and my sister and I found one, two ... Soon, we harvested a basket and went home happily.

Question 6: When can there be wild vegetables in Northeast China in spring and summer? The northeast monsoon often blows to the northeast along Heilongjiang, which makes the summer temperature in the northeast not very high, and even there is no summer in many areas. At the same time, the northeast is adjacent to the Bohai Sea and the Yellow Sea, and the east is the Japanese Ocean, so the southeast monsoon from the south brings enough water vapor to keep more rainfall and a longer rainy season here.

There are bracken and some wild vegetables in the northeast in May, and July and August are the mushroom harvest season. The sunshine time in northeast China is long in spring and summer, and the wild vegetables are nutritious and delicious.

Question 7: There is an urgent need for a handwritten report on the habits of wild vegetables. Most wild vegetables grow in barren hills and barren waters, with remote environment, natural soil, fresh water and no pollution. In addition, wild vegetables are unique in style, fragrant and delicious, and their nutritional value is higher than some vegetables. Moreover, the rich dietary fiber of wild vegetables can promote intestinal peristalsis, promote the secretion of digestive glands, and have preventive and auxiliary effects on many diseases.

I sincerely thank you for your suggestion and welcome your adoption.

Question 8: Pull out wild vegetables; Limerick; Pull wild vegetables in vegetable fields.

The branches and leaves in the soil are looking for hiding.

A whole basket has something to gain.

Stir-fried shepherd's purse rice cake pot