For late rice, we should pay attention to seedling and tillering stage, supply certain amount at middle stage, if soil K deficiency is severe.

对晚稻施钾来说，我们应注意苗期和分蘖期，如果土壤缺钾严重，中期供应一定数量钾肥。

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Therefore, the relative total dry weight of rice would be an important evaluation or screening index for the low P tolerance ability of rice at its seedling stage.

因此，水稻相对单株干重可以作为苗期筛选水稻耐低磷基因型的一个筛选指标。

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The late-seedling stage is transitional stage from seedling to tillering, the growing condition of rice seedling has effect on tillers.

秧苗后期是水稻进入分蘖期的过渡时期，植株的生长状况直接影响分蘖的有效性，通过补偿效应引发的生理响应有利于分蘖的发生。

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