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子长一号(67—32—17)由延安地区农科所引入,经子长县多年选育提纯而成。目前,在子长、延川等地种植面积较大。平均亩产:川地700斤,山地500斤,比山地谷子品种干捞饭增产4倍。特点:适宜春播,生育期129天,幼苗绿色,叶鞘浅紫,分蘖0.3个,株高195厘米,穗长48—56厘米,穗纺锤形,穗码紧密,千粒重4克,单株粒重27.5克。
Zi Long No.1 (67-32-17) was introduced by Yan’an Agricultural Science Institute, which was bred and purified for many years by Zichang County. At present, there are larger planting areas in Zichang and Yanchuan. The average yield per mu: 700 kg in Sichuan, 500 pounds in mountainous areas, than the mountain millet varieties dry-laid rice yield 4 times. Characteristics: suitable for spring sowing, growth period of 129 days, green seedlings, leaf sheath light purple, 0.3 tillers, height 195 cm, spike length 48-56 cm, ear spindles, spike code compact, grain weight 4 grams, grain weight 27.5 G