Leaf RGR of early and medium ripening varieties was very small or even reached negative in 30 days after FBA while late type reached negative in 50 days after FBA.
早、中熟春大豆叶片的相对生长速度(RGR)至现蕾后30天即为较小或为负值，而迟熟类型则在现蕾后50天才出现负值。
Through comparative study of AGR and RGR, it was further testified that later management of the first crop had an important effect on formation of total aboveground biomass.
AGR与RGR的比较可进一步证明一茬草后期的管理对草群总生物量的形成具有重要的作用。
The relationship between productive tiller percentage (PTP) and biomass accumulation was studied using a simulation approach. The TIL and RGR models were used in the analyses.
应用两个水稻茎数动态模型（TIL和RGR模型） ，分析了成穗率与群体干物质积累动态的关系。
The relationship between productive tiller percentage (PTP) and biomass accumulation was studied using a simulation approach. The TIL and RGR models were used in the analyses.
应用两个水稻茎数动态模型（TIL和RGR模型） ，分析了成穗率与群体干物质积累动态的关系。
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