Thealso indicated that the breeding method of HPHR is an the super high - yielding rice breeding.

选育重穗型杂交稻是水稻超高产育种的可行的技术途径.

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The vascular bundle a similar spikelet number load sink loadin the HPHR and Shanyou 63.

重穗型组合的维管束颖花负荷量、总库容负荷量均与汕优63相当.

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