How to draw blueberries

Blueberry, also known as bilberry or blueberry, is an emerging excellent fruit tree developed in the early 20th century that is suitable for growing on red and yellow soil and has high economic value. Its fruit is garden-shaped or flat-shaped, dark blue. , a single fruit weighs 0.2.5g. The fruit is ripe, soft and juicy, with a mellow flavor and special aroma. It is suitable for fresh eating and processing. In addition to the organic acids, vitamins and minerals found in ordinary fruits, the fruit is also rich in anthocyanins. , unsaturated fatty acids, ellagic acid and trace elements potassium, calcium, zinc, iron, etc. The content of VE and B vitamins is also relatively prominent.

Especially blueberry fruit leaves have high content of anthocyanins. Pigments have been medically proven to have unique effects on reducing eye fatigue and improving night vision. According to a research report from the Human Nutrition Research Center of the United States Department of Agriculture: blueberries have the highest antioxidant effect among all fruits and vegetables. They are anti-cancer and prevent thrombosis. It is a very reliable health food that can treat arteriosclerosis, resist urinary system infections, prevent heart disease and delay aging. It is listed by the International Food and Agriculture Organization as one of the five major health foods for humans. Blueberry fruit not only has good health care effects, but is also the most reliable health food so far. The highest quality natural pigments. Fresh blueberries and processed products are popular in European and American markets. The price of fresh blueberries in the international market has remained above US$10/kg for many years. The supply exceeds demand and the domestic market is almost blank. Blueberries are highly adaptable and resistant to barrenness, diseases and insect pests. Less, cultivation and management are simple and easy. Its only stringent requirements are soil acidity and low temperature conditions that meet dormancy. It requires that the soil pH value is generally 4.5.5, which is the characteristic of red and yellow soil areas in my country.