- root to ratio，r／i
- root toratio r/t
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根冠比的英文
例句与用法
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- Pruning, by removing part of the top, alters this ratio .
修剪通过剪除部分树冠而改变根冠比。 - A study comparing water use efficiency and root shoot ratio of alfalfa and astragalus adsurgens at seedling stage
苜蓿和沙打旺苗期需水及其根冠比 - Although the e . argyi plants took up more cu in their shoots compared to e . splendens , they showed typical visual symptoms of copper toxicity under 50 and 100 umol l - 1
海州香薷根冠比随营养液铜浓度增加而呈现增加趋势。采自铜陵海州香薷地上部铜积累量略高于其它地区的植物。 - Meanwhile , root to shoot ratio of the ramet grown in low light intensity and high nutrient availability significantly increased while that of the ramet grown in high light intensity and low nutrient availability greatly decreased
同时，低光高养下分株的根冠比相对增加，而高光低养下分株的根冠比相对下降。 - And the plasticity of height , crown amplitude , leaves morphology , leaf number , allocation of biomass ( including : lmr , rmr and shoot / root ratio ) and lar were low to soil water for all three species . 5
而株高、冠幅、叶片形态、叶片数目、生物量在器官间的分配(包括： lmr 、 rmr和根冠比)和lar对土壤水分的可塑性均较小。