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播量与秧龄对优质常规水稻黄华占机械育秧秧苗素质的影响
引用本文:马晓丽,葛 茜,张万春,周子凡,史莉娜,赵 芬,杨建军.播量与秧龄对优质常规水稻黄华占机械育秧秧苗素质的影响[J].陕西农业科学,2022(7):69-72.
作者姓名:马晓丽  葛 茜  张万春  周子凡  史莉娜  赵 芬  杨建军
作者单位:(汉中市农业技术推广中心,陕西 汉中 723000)
摘    要:以优质水稻品种黄花占机械育苗为研究对象,探讨在陕西汉中4月20日左右播种育时播量与秧龄对秧苗素质的影响。结果表明:在陕西汉中地区,4月20日左右播种,黄花占机械育秧秧龄在25 d左右,每平方厘米播1.8~2.4粒稻种较为适宜,秧苗素质利于机械插秧,此时,苗高12~14 cm,茎基宽2.4~3.1 mm,成苗率在80%左右。

关 键 词:水稻  机械育秧  播种量  秧龄  秧苗素质

Effect of Sowing Amount and Seedling Age on Quality of Mechanical Seedling-raising of Quality Rice Huanghuazhan
MA Xiaoli,GE Qian,ZHANG Wanchun,ZHOU Zifan,SHI Lin,ZHAO Fen,YANG Jianhun.Effect of Sowing Amount and Seedling Age on Quality of Mechanical Seedling-raising of Quality Rice Huanghuazhan[J].Shaanxi Journal of Agricultural Sciences,2022(7):69-72.
Authors:MA Xiaoli  GE Qian  ZHANG Wanchun  ZHOU Zifan  SHI Lin  ZHAO Fen  YANG Jianhun
Abstract:Taking the quality rice variety Huanghuazhan as research object, the effects of sowing amount around April 20 and seedling age on seedling quality in Hanzhong were discussed.The results showed that sowing date around April 20, the mechanical seedling age of Huanghuazhan was about 25d, the suitable sowing amount was about 1.8~2.4 seeds per cm. The quality of the seedlings was favorable for mechanical transplanting,the seeding hight was 14 cm, the width of stem base was 2.4~3.1 mm , and the seedling rate was about 80% at that time.
Keywords:Rice  Mechanical seedling-raising  Sowing rate  Seedling age  Seedling quality
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