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不同类型水稻品种(系)钵苗机插综合生产力研究

Nroth Rice(2016)

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Abstract
以25个常规粳稻、杂交籼稻、杂交粳稻品种(系)为试材,开展钵苗机插综合生产力比较研究.结果表明,不同类型水稻品种(系)钵盘育苗秧苗素质杂交籼稻类好于杂交粳稻类,杂交粳稻类好于常规粳稻类;最终成穗数以常规粳稻类最高,杂交籼稻类其次,杂交粳稻类最低,分蘖成穗率以杂交粳稻类最高,常规粳稻类次之,杂交籼稻类最低;经济产量以杂交粳稻类平均产量最高,分别较常规粳稻类和杂交籼稻类平均增产8.43%和9.00%,常规粳稻类和杂交籼稻类平均产量差异较小,常规粳稻类较杂交籼稻类平均增产0.53%,从产量结构来看,钵苗机插更有利于大穗型水稻品种产量优势的发挥.
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