Detailed introduction of emerald blueberry

Emerald: 1999, a variety bred by the University of Florida, USA, is an American patent variety with the patent number of PP 12 165. The tree is strong and half-open. Perennial can grow 1.5m high and crown diameter1.1m. The fruit is huge, blue, with small and dry pedicel marks and hard texture. This kind of fruit tastes sweet and a little sour. Ripening is very early and concentrated, and it ripens from late April to early May in Florida, which is the off-season of blueberry fresh fruit market. This variety has high yield, strong cold resistance and strong resistance to diseases and pests, and is a promising Nangao fine variety.

Star: a variety bred by the University of Minnesota in the United States on 1995. It is an American patent variety with the patent number of PP 10775. 198 1 hybridization, the parents are FL80-3 1x0 'Neal. The tree type is moderately upright, and its high yield performance is above average. The average yield of 3-year-old plants is 3 kg/plant. The fruit is large, with average single fruit weight 1.6g and average longitudinal and transverse diameter14 mm x18 mm. The fruit is dark blue and the pedicel is small and dry. The texture is very hard and has strong storage and transportation resistance. It's delicious. Compared with the "Jianlan" variety, the fruit maturity of this variety is concentrated, and all the fruits mature within 3 weeks, while "Jianlan" takes 8 weeks. It matured very early and matured in Florida at the end of April. So it is very competitive in the fresh fruit market.