The authors stated clearly rice leaf age model, rice high-yielding population quality index, general approach to form high-yielding and good quality rice population and quantitative standards for diagnose by stage.
详述了水稻叶龄模式、水稻高产群体质量指标、水稻高产优质群体培育的总途径和分阶段的诊断的定量指标。
参考来源 - 水稻高产精确定量栽培·2,447,543篇论文数据，部分数据来源于NoteExpress
N → a less common word for foliage
The leaf age was not significantly positive correlation with leaf ratio of dry to fresh weight.
相关分析表明，叶龄与叶片干鲜比值之间呈不显著正相关。
The relative consumption rate (RCR) and the approximate digestibility (AD) increased with the leaf age.
随着叶片日龄的增加，相对取食量和近似消化率有明显增大。
Up to 6 - leaf age of maize, the number of primary and secondary roots of all the genotypes were merely affected.
在试验所处的玉米生育时期（6叶龄），磷对所用自交系的初生根及次生根数量没有影响。
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