Step 2 introduce
Grape is a kind of berry and one of the oldest and most widely distributed fruits in the world. Humans began to cultivate this fruit tree a long time ago. Berries are mostly round or oval, and the color varies with varieties. Almost a quarter of the world's fruit production; It has high nutritional value and can be made into grape juice, raisins and wine. Eurasian grapes with large grains, thick skin, less juice, more water, easy separation of skin and flesh, sweet and sour taste, and storage and transportation resistance are also called raisins, which generally grow in strings, including yellow-green, red, black-blue or purple. There is a thin skin outside the pulp and a thin frost outside the skin. Some varieties have no seeds. Grapes can be used as raw fruit, wine or raisins. In addition, it can also be used as decoration. Grape is called "crystal pearl" because of its bright color, delicious taste and high nutritional value. Grape is rich in magnesium, vitamin C and iron, which has certain medicinal value and is an important energy-supplying food and tonic.
Step 3 diversify
There are many kinds of grapes, including more than 8,000 in the world and more than 500 in China. For example, the famous "Longan" is purple and full of precious stones, and is known as the "Pearl of the North". There are also early seedless white, sweet and sour red grapes and so on.