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早熟5号是浙江省农科院园艺所用自交不亲和系10383和二环系26—5—4—5配制的一代杂种。其株高31厘米,开展度40～45厘米,叶片厚而无毛.深绿色,中肋白色;叶球高25厘米,横径为15.5厘米,单球重一般1.3公斤,叶球叠抱,白色,矮桩,且质嫩.食味好。生长期50～55天,比山东省鲁白8号(83—2)早熟5天左右,比鲁白1号约早熟22天,亩产净菜2500～2800公斤,高者可达3000公斤。早熟5号在平均气温20～25℃条件下(9月上中旬)能正常结球,适宜早播,对病
Early maturity 5 is a generation of hybrids formulated by Zhejiang Academy of Agricultural Sciences horticultural self-incompatibility 10383 and the second ring system 26-5-4-5. The height of 31 cm, the degree of 40 to 45 cm, the leaves thick and glabrous. Dark green, rib white; leaf ball 25 cm high, horizontal diameter of 15.5 cm, 1.3 kg single ball weight, White, short pile, and quality tenderness. Growth period of 50 to 55 days, Shandong Province, Lu Bai 8 (83-2) precocious about 5 days, about 1 day earlier than Lu Bai 1 22 days, net yield 2500 ~ 2800 kg per kilogram, the highest up to 3000 kg. Premature 5 in the average temperature 20 ~ 25 ℃ conditions (mid-September) can be normal ball, suitable for early sowing, the disease