去除基部小穗对结实粒数和粒重的影响较小，穗粒数和粒重下降较少；
The effect of removing base spikelet on setting kernels and grain weight was slighter, kernels and grain weight per ear decreased less.
确定小麦不同小穗位和小花位发育与结实特性是实现大穗多粒的重要前提。
The study on the characteristics of development and seed setting of different spikelet and floret positions was important for the realization of big spike cultural goal with more spikelets and grains.
而增加每穗粒数则应主要从增加结实小穗数着手；
The grains per spike should be raised mainly through the increase of fertile spikelets.
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