苹果新品种‘彩虹1号’

‘彩虹1号’苹果是以‘礼泉短富’为母本、‘金冠’为父本杂交选育成的中熟新品种。果实近圆形，果形指数0.84，平均单果质量260 g；果面光洁无锈，底色黄色，全面着鲜红色；果肉黄白色，质地细，口感松脆，汁液多，味酸甜，有浓郁芳香味；果实硬度为10.2 kg ? cm-2，可溶性固形物14.6%；果实发育期140 d左右，在青岛地区9月中下旬成熟。树体萌芽率高，成枝力强，成花容易，短枝结果为主，连续结果能力强，丰产稳产，高抗炭疽菌叶枯病。在适宜‘富士’苹果种植的区域均可推广。

A New Apple Cultivar‘Rainbow 1’

‘Rainbow 1’is a new middle maturing apple cultivar derived from the cross of‘Liquan Spur Fuji’בGolden Delicious’，whose fruit is nearly round with the shape index of 0.84. The average fruit weight is 260 g. The fruit surface is smooth without rust，and the skin is in bright red color with yellow background. The flesh is yellowish-white with fine texture，crisp taste，abundant juice，sour- sweet flavor and strong fragrance. The fruit firmness and soluble solids content is 10.2 kg ? cm-2 and 14.6%，respectively. The fruit development period is around 140 d. In Qingdao，the ripening time is in middle or late September. It has the characters of high budding rate，strong branching ability and easy flower buds formation. Fruiting mainly occurs in short branches，and the ability of continuous fruit is strong，which results in high and stable yield. The tree is also highly resistant to apple Glomerella leaf spot disease. This new cultivar can be applied in regions which are suitable to‘Fuji’apple production.