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1.泽西(Jersey)。泽西是1928年美国由Rube×Grover杂交育成的中熟品种。树势强,直立。果实中粒,果粉不多但果皮呈亮蓝色。酸甜适口,糖度BX12.9%,有香味。果肉质地较硬,裂果性中等。果实成熟期长,产量高。该品种最初在美国的栽植面积约占全部栽培面积的25%,为当时的主栽品种之一。2.维口(Weymouth)。该品种是1936年发表的栽培史较长、现在也很受欢迎的极早熟种,由June×Cabot杂交育成。树势中等,树体小,结实后枝条下垂,呈开张形。果实中粒,甜味大
1. Jersey. Jersey was a medium-maturing variety of the United States crossed by Rube × Grover in 1928. Strong tree, upright. Medium fruit, fruit powder, but peel was bright blue. Sweet and sour taste, sugar BX12.9%, aroma. Flesh texture hard, split fruit medium. Fruit mature long, high yield. The species initially planted in the United States accounted for about 25% of the total cultivated area, as one of the main cultivars at that time. 2. Weymouth (Weymouth). This variety is a very early-maturing species published in 1936 that is also very long-lasting and is now very popular and was bred by June × Cabot. Medium tree vigor, small tree, strong branches drooped, was open shape. Fruit in tablets, sweet big