Gannan navel orange’s reputation and popularity in the

Gannan navel orange, which is originally produced in Xiniu Town, Xinfeng County, Jiangxi Province and Wangcun Township, Suichuan County, is one of the famous fruits in Jiangxi Province. Its color is bright orange red, its skin is thin and smooth, its meat is tender and juicy, and its taste is sweet and sour. According to the measurement, every 100ml of fruit juice contains 10.3g sugar and 0.8g acid; Soluble solids

2. 8%, total nitrogen 0.557mg/100ml (up to

1. 071mg/100ml), vitamin C content up to 4

6. 86 mg/kg (up to 7

9. 50 mg/kg). Gannan navel orange enjoys a high reputation and popularity in the market, and is well received by consumers at home and abroad, known as the “Chinese Famous Fruit”. Ganzhou has become a famous production base of high-quality navel oranges in China. Ganzhou is located in the subtropical region, with a mild and humid climate. The soil is sandy clay loam and red calcareous soil. The temperature difference between day and night is large and stable from June to October, and the temperature is relatively high and stable from December to January of the next year. The rainfall is abundant in February, less from March to May, and more from May to September. The rainfall from July to November accounts for more than 85% of the annual rainfall, and the rainfall from January to February accounts for about 5% of the annual rainfall. The light intensity is high from March to June, moderate from April to August, low from August to December, and low from December to the next year