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Test Disquisition on Rice Inseminate in Installments at Cold-field
Pages: 17-18
Year: Issue:  3
Journal: Reclaiming and Rice Cultivation

Keyword:  寒地 水稻 适当早播 产量高;
Abstract: 针对黑龙江省无霜期短、有效积温少等气候特点,利用晚熟水稻品种,通过分期播种,培育大苗壮秧方式,探索水稻高产栽培的最佳播种时期。研究结果表明,寒地水稻适当早播,培育带蘖大苗壮秧,有利于干物质生产和积累,提高秧苗充实度,增强抗逆能力,穗粒数增多,水稻易获高产。本试验4月11日播种的产量较高,播期过早或过晚,均导致水稻减产。
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