The plants of this variety are relatively open, and the fruits are oval or oblong. During the observation period, the maximum fruit weight was 25.7g, the average single fruit weight13.2g, the average fruit shape index 1.2 1, the edible rate was 97. 1%, and the soluble solid content was 43.7%. The leaves are large, broadly ovoid, blunt at the top and green in color. The leaves are 6.4 ~ 7.8 cm long and 3.6~4.2 cm wide. Young trees have well-developed needles, which are 1.2 ~ 2.7 cm long. Jujube hangers are slender, with dense flowers and large flowers. Each leaf node has at most 10 fruits, and each jujube hanger has 35 fruits.

Qidong Crispy Jujube germinated in late March in Qidong County, spread its leaves in the first half of April, and blossomed in early May and mid-May. The flowering period is about 40 days, the fruit growth period is 90 ~ 100 days, the maturity period is in the middle and late September, and the leaves begin to fall in the middle of 10.

Qidong crisp jujube has the excellent characteristics of high yield, excellent quality, more than one year ripening, good ripening tolerance, strong adaptability, storage and transportation resistance, easy processing and so on.

1. high yield: planting in the same year, bearing fruit in the same year, putting into production in the next year, and high yield in three or four years. According to the actual measurement by authoritative experts, the maximum yield of five-year-old trees is 42 kg, with an yield of 1776 kg per mu.

2. Excellent quality: the fruit is obovate with bright and gorgeous appearance. The meat is small, and the edible rate is 97.65438 0%. The soluble solid content is about 40%, the texture is crisp, the juice is rich and the residue is rich, the sweetness is fragrant and the aftertaste is endless.

3, more than one year of ripening: more than one year of ripening, no big or small year phenomenon, can bear three batches of fruit every year. The first batch of fruit+heads are big and mature early, and the output accounts for 30-70% of the total output. The second batch of fruits is even in size and better in quality than the first batch, and the output accounts for 20-60% of the total output. The third batch of fruits is smaller, but the quality is the best, and the output accounts for 10-20% of the total output.

4. Good maturity: the maturity coincides with Mid-Autumn Festival and National Day, and the local fresh dates are out of stock, while the northern fresh dates have not yet been listed. In recent years, the wholesale price in the park has reached 30-40 yuan/kg, the retail price has reached 60-80 yuan/kg, and the quality fruit has reached 200 yuan/kg, which is in short supply. The unique flavor of Qidong crisp jujube has become a good health food and gift during the two festivals.

5. Strong stress resistance and good adaptability: Qidong Crispy Jujube is an excellent variety bred in southern climate conditions, which is resistant to moisture, drought, barren and pests, and performs well in various site conditions in the south, including limestone, purple shale and other "rocky desertification" land.

6. Storability: Jujube fruits can be stored for about a week indoors and for more than three months at low temperature.

7. Easy to process: this variety has high soluble solids content, and the quality of jujube food is better than that of ordinary products. In recent years, jujube wine brewed from the crisp jujube fruit in Qidong has rich jujube flavor, soft entrance and good palatability, which is favored by consumers.

Qidong crisp jujube is recognized by farmers for its unique quality and high benefit. Qidong county government regards planting and developing Qidong crisp jujube as a major livelihood project for the people in the county to get rid of poverty and become rich. A series of policies have been issued to support the development of jujube industry, striving to achieve an area of 65,438+10,000 mu of jujube trees in the county by the end of the Twelfth Five-Year Plan, and strive to build the "Southern Jujube Capital".