1. Punching holes to ripen immature red-heart kiwifruit, some holes can be punched on the surface with toothpicks, and then sealed with sealed bags for storage. The pulp at the holes in new firm will react with air, which will ferment to produce ethylene, and various living substances will be rapidly transformed, which can achieve the effect of ripening kiwifruit in a closed environment.

2. Ripening and ripening of ripe fruit Red-heart kiwifruit can be put together with some ripe fruits, such as bananas and apples. Mature fruits naturally release ethylene, which will create a growing environment for red-heart kiwifruit. The higher the ethylene concentration, the faster the kiwifruit matures and the easier it becomes soft and sweet.

Kiwifruit with red heart: Kiwifruit with red heart is an edible and medicinal fruit. Every 1 grams of fresh fruit contains C1-42 mg of vitamin C, which is 5-1 times higher than that of citrus, 11-13 times higher than that of lemon and 2-8 times higher than that of apple. Kiwifruit with red heart is tender in flesh, rich in aroma, sweet and refreshing in taste, extremely low in acidity and rich in nutrition, so it is delicious to see and eat. Rich in vitamin C, P, K, Ca, Mg, Fe, Cu and other minerals and 18 kinds of amino acids, especially the calcium content in trace elements is the first in the fruit, which is known as the fairy fruit in the world, the king of the fruit and the king of vitamin C. Especially, the calcium content in trace elements is high, and the calcium in the fruit can be directly absorbed by the human body. It is a good calcium supplement for middle-aged and elderly people with rich nutritional value. Red-hearted kiwifruit is a new variety, which belongs to the variety of red-fleshed kiwifruit in Chinese kiwifruit. It is a very early-maturing red-hearted variety. Its progeny have stable genetic characters, strong stress resistance, large fruit, sweet and delicious flavor and good storage resistance.