[J].HEILONGJIANG AGRICULTURAL SCIENCES,2020,(06):18-21.[doi:10.11942/j.issn1002-2767.2020.06.0018]
分期播种插秧对优质水稻产量和品质的影响
- 文献标志码:
- A
- 摘要:
- 为探究分期播种插秧对水稻的影响,选择4个优质水稻品种为材料,研究了3个播种插秧期的水稻产量、产量构成因素和品质的变化。结果表明:推迟播期对4个品种产量构成因素都产生负面影响,其中有效穗数和穗粒数受播期的影响最大。有效穗数和穗粒数减少是推迟播栽期引起水稻减产的主要原因。移栽期延迟有提高稻米品质的趋势。
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备注/Memo
收稿日期:2020-03-15