Grain leaf ratio 粒叶比
High-yielding variety also showed a high grain-leaf ratio and high amount of dry matter and nitrogen accumulated during grain filling period.
而粒叶比高、籽粒灌浆期干物质积累量和氮素吸收量大也是高产品种的重要特点。
参考来源 - 不同生态区和不同品种玉米的源库关系及碳氮代谢·2,447,543篇论文数据，部分数据来源于NoteExpress
The grain-leaf ratio is a comprehensive trait estimating photosynthetic productivity of per unit leaf area.
粒叶比是衡量单位叶面积光合生产力的综合性状。
The grain-leaf area ratio was a quantitative expressing way to evaluate the coordinative level of source-sink relationship and was taken as a comprehensive index to select the variety of high yield.
粒叶比是衡量源库关系是否协调的一种数量化表示方法，被作为筛选高产品种的综合指标。
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