New Lychee Variety - Jinggang Red Litchi

Approved No.: Guangdong Review Fruit 2009001

Breeding units: College of Horticulture, South China Agricultural University, Institute of Science and Technology Information, Conghua City, Taiping Town, Conghua City

Variety source: Fine strains selected from the litchi tree in Gaobu Village, Chengjiao Town, Conghua City

Characteristics: Late maturing, mature 7 to 10 days later than litchi; fruit appearance, heart-shaped, red peel, thick flesh, crisp, sweet taste, both the fruit of glutinous rice and the fleshy advantages of cinnamon , Good quality, 19.2% of soluble solids; edible rate of 77.3%, coke rate of about 80%; average fruit weight of 23.5 grams, cracking less, good merchandise; performance in production against lychee downy mildew.

Yield performance: high yields and stable yields, yields comparable to litchi. After many years of test results, the third year after grafting, the strains produced 20-30 kilograms of strains, with an average yield of 440-640 kilograms per mu, and the fourth year produced 40 kilograms, with an average yield of 840 kilograms per mu.

Cultivation techniques: (1) Suitable for planting period from March to May, choose litchi as rootstock grafted seedling planting; (2) digging hole planting. The depth of the hole is 80 cm, the length and width are 100 cm, the planting size is about 4 meters and 5 meters, and the acres are planted with 33 strains. (3) The basal fertilizer is applied, and the ground fertilizer is applied sparingly. Each layer was applied with 50 kg of decomposed organic fertilizer, 1 kg of superphosphate, and 1 kg of quick lime as base fertilizer. The top dressing is applied 3 to 4 times throughout the year. Each flowering plant uses 1.5 to 2 kg of compound fertilizer and 0.5 kg of potash, and after planting fruit, 1 to 1.5 kg of urea and 1 to 1.5 kg of compound fertilizer are applied. From December to January, each plant Fertilize the farmyard fertilizer 50 to 100 kg, phosphate fertilizer 1.5 kg, lime 1 kg; (4) preserved flowers. In mid-November and mid-December, spray 15% paclobutrazol 300 times solution + ethephon 40 ml/watered 50 kg, and then spray “Litchi guavasu” one time, each package adds water 25 kg + urea 0.1 kg + phosphoric acid Dihydrogen phosphate 0.05 kg + amino acid sugar phosphate 50 ml.

The provincial product review meeting approved opinion: Jinggang red litchi is a late-maturing lychee cultivar, which matures 7 to 10 days later than litchi. The appearance of the fruit is good, the peel is bright red, the flesh is thick, crisp, sweet, cracking, less commercial, good coke nucleus rate, and good quality. High yield and stable production, compared with resistance to downy mildew. It is suitable for planting in the litchi production area in the central province of our province. Comply with the certification standards for crop varieties in Guangdong Province and pass the examination and approval.

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