中国稻米 ›› 2014, Vol. 20 ›› Issue (6): 49-51.DOI: 10.3969/j.issn.1006-8082.2014.06.013

• 品种与技术 • 上一篇    下一篇

寒地水稻不同类型品种适宜栽培密度探讨

  1. 黑龙江省农业科学院绥化分院,黑龙江 绥化 152052
  • 出版日期:2014-11-20 发布日期:2014-11-20

On Suitable Planting Density of Different Type Rice Varieties in Cold Region

  • Online:2014-11-20 Published:2014-11-20

摘要: 以适合黑龙江省第二积温带种植的穗重型品种绥粳4号和穗数型品种垦鉴稻6号为试验材料,进行了不同栽培密度试验,以明确第二积温带水稻适宜移栽密度,分析高产形成的原因。试验结果表明,在寒地第二积温带种植,穗重型品种和穗数型品种均以行距24.0 cm、株距13.3 cm 处理时产量最高。

关键词: 水稻, 栽培密度, 产量

Abstract: Different planting density experiment was carried out in the second accumulated temperature zone of Heilongjiang Province, with Suijing 4 and Kenjiandao 6. The results showed that the yield of row spacing 24.0 cm were higher than that of row spacing 30.0 cm, the highest yields in two type panicle of rice varieties were both at row spacing 24.0 cm and plant spacing 13.3 cm.

Key words: rice, planting density, yield

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