... 每穗条数：number of row per ear 每穗粒数：grains per spike 每坪株数：number of plant per pyong ...
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每穗粒数与一、二次枝梗数密切相关。
The seed number per ear was closely correlated with the first and secondary panicle branches.
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.
改进小麦产量的主要因素是每穗粒数和千粒重的增加。
The major reason for the improved wheat yield was the increase in the number of grains per spike and the thousand-grain-weight.
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