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早翠和中翠梨系由跃进×二宫白选育而成的姊妹品种,前者早熟,后者中熟。1982年7月和8月在武汉市东西湖园艺所分别举行鉴评,一致认为这两个品种结果早、丰产、品质优良、抗病力较强,建议扩大中间试验点,进行示范栽培,逐步推广。 选育经过 跃进×二宫白这一组合的杂交是在1971年春进行的。杂交时去雄套袋,获得的杂交种子于次年播种育苗,共得实生苗77株。1973年春定植于选种园,株行距1×4米。选种园位于本院狮子山南麓,坡度2—3度,土壤为第四纪棕黄土,土层瘠薄,呈
Early Tsui and brisk pear in the Department of leap × Ninomiya white sister breed, the former precocious, the latter cooked. July 1982 and August in Wuhan East Lake Horticulture were held in the assessment, agreed that the results of these two varieties of early, high yield, good quality, strong resistance to disease, it is recommended to expand the pilot sites for demonstration cultivation, and gradually Promotion. The crossbreeding of the combination of leaping × Ninomiya white was carried out in the spring of 1971. Hybrids to goose bagging, obtained hybrid seed sowing seedlings in the following year, a total of 77 seedlings. Spring planting in the spring of 1973, plant spacing 1 × 4 meters. Selection of species is located in the hospital south of Lion Rock Hill, slope of 2-3 degrees, the soil is Quaternary brown loess, barren soil, was