Royal Golden Globe Lychee

Royal Golden Globe Lychee

　　Breeding Institutions: Fruit Tree Research Institute of Guangdong Academy of Agricultural Sciences, Zhuhai Fruit Tree Technology Extension Station, and Zhuhai Doumen District Fruit Science Research Institute

　　Variety Origin: Selected from an old seedling lychee tree population in Gui Zai Lin, Nan Bian Li, Nan Men Village, Doumen Town, Zhuhai City

　　Characteristics: Easy to flower, with moderate flowering volume, low physiological fruit drop, and low cracking rate. The fruit matures in late June. It is medium-sized, round, with bright red skin tinged with golden yellow, and has a small seed rate of 25%–80%. The quality is excellent, with tender and smooth flesh and a rich flavor. Physicochemical quality test results: soluble solids content 19.9%–20.3%, total sugar content 15.7%–16.9%, titratable acid content 0.06%–0.09%, vitamin C content 35.3–37.3 mg/100g.

　　Yield Performance: For grafted seedlings, the average yield per plant in the third, fourth, and fifth years is 3.7 kg, 6.5 kg, and 9.6 kg respectively, equivalent to 111 kg, 195 kg, and 288 kg per mu.

　　Key Cultivation Techniques: (1) Select Huai Zhi or Hei Ye as rootstocks for grafting, perform grafting in spring or autumn; (2) Before planting on hilly or sloping land, conduct deep plowing and soil improvement, dig planting pits 80 cm deep, long, and wide, and apply organic fertilizer in layers; (3) Grafted seedlings can be transplanted when they reach 50 cm in height, with a planting density of 5×6 m, about 22 plants per mu; (4) After the autumn shoots (fruiting mother branches) mature, control water and fertilizer, and suppress shoot growth to promote flowering in mid-to-late December; (5) Apply fertilizer appropriately during fruit development to inhibit summer shoot growth, and thin fruits properly around early May; (6) Harvest promptly when the fruit skin turns bright red; (7) Pay attention to controlling diseases and pests such as downy blight and stem borer during branch growth and fruit development.

　　Provincial Variety Approval Committee Opinion: The Royal Golden Globe Lychee is high-yielding and stable, with fruits maturing in late June. They are medium-sized, round, with bright red skin tinged with golden yellow, a high small seed rate, excellent quality, tender and smooth flesh, a rich flavor, and soluble solids content of 19.9%–20.3%. It shows overall excellent traits and is suitable for cultivation in lychee-producing areas of our province.