Red, also known as late red, red earth, red raisins, is an Eurasian species, which was bred by the California State University in the 1970s (Emperor × L12-80) × S45-48. The ear has a large size and good uniformity. The average single grain weight is 10 grams, and the largest single grain weight is 13 grams, red or purple. Peel thick, easy to peel, firm and crisp meat, tender and juicy, high hardness, knife cut without flowing juice. Sweet and delicious, unique flavor. Coloring begins in late July and matures in late September.
Red is rich in nutrients, it contains more than 17% of glucose and fructose, 0.5% - 1.5% of malic acid, tartaric acid, citric acid and so on. Contains 0.15%-0.9% protein and abundant trace elements such as potassium, calcium, sodium, manganese, etc., which contains many vitamins and amino acids. One litre of grape juice is equivalent to 1.7 liters of milk, 650 grams of beef, 1,000 grams of fish, 500 grams of bread, 3-5 eggs, 1.2 kilograms of potatoes, 3.5 kilograms of tomatoes, and 1.5 kilograms of apples, pears, and peaches. A lot of health effects, before and after meals can play a role in hangover, regular consumption can remove free radicals in the body, prevent platelet aggregation, prevent the oxidation of human body LDL, anti-tumor effects.
How to save red
1. The newly bought grapes must not be washed completely. The surface of the grapes has natural protection. If washed out, it will quickly oxidize and deteriorate. How much should you wash?
2. Many friends who buy fresh grapes can't wait to get rid of their branches. This will provide convenience for your cleaning and provide convenience for attracting small bugs. Because after the pedicle, it will lead to the grapes exposed in the air, not only attracting insects but also accelerate the oxidation.
3, sealed with plastic wrap. Do not rinse the grapes directly with the dish and then seal it with cling film to prevent the large amount of air from slowing down the oxidation.
4, use refrigerator to refrigerate. If it is washed, it must be refrigerated in order to slow down the deterioration as much as possible. The temperature should not be too low nor too high, and zero or so can be used.
5. Do not eat with water. When you wash with water, there are many air bubbles in the water. If the grape is immersed in water for a long time, it will be more easily deteriorated.
6, can not be stacked, if found that individual grapes have deteriorated, it should be separated and thrown away. If stacked together, the eroded grapes will also deteriorate.
How long can I put red
1. In a normal room temperature, it can be stored in a ventilated environment and it can be stored for seven days without any problem. Over time, it will move small insects and begin to have damage.
2. If you refrigerate in the refrigerator, it will be no problem in two weeks, but it should be in a plastic bag, because the refrigerator is a dehydration machine. It is better to remove some bad fruits and stems before putting it away (this is a professional preservation method).
Red Tips
A: Before the warehouse is put into storage, it is necessary to disinfect the package, pre-cool it, and disinfect it.
II: Grape storage and stacking, after the fruit is picked, the pre-cooling should be carried out. The one-time storage should not be too much, generally less than 10% of the total storage, for example, the total inventory of the cold storage is 200 tons, disposable 20 tons of the library, grapes placed in the cold storage to be a reasonable layout, do not waste space but also to ensure good ventilation.
It is also very important to do well in these aspects while designing hong.
Three: During the cold storage management of grapes, the temperature, humidity, and ventilation in the refrigerator must be adjusted.
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