lead tolerance determination apparatus 四乙铅容许量测定器
lead tolerance [环境] 容许含铅量 ; 螺距公差
cumulative lead tolerance 螺距累积公差
Lead Spacing Tolerance 脚距允许差
Lead Diameter Tolerance 线经允许差
According to the root tolerance index and root length, critical thresholds of soil lead tolerance of Festuca arundinacea, Eremochloa ophiuroides and Paspalum vaginatum were 1500mg/kg,2500ug/g, and 4000mg/kg, respectively.
根据根系耐性指数及根长较CK显著下降时的Pb2+处理浓度,高羊茅、假俭草和海滨雀稗耐铅的土壤临界值分别为1500mg/kg、2500mg/kg和4000mg/kg。
参考来源 - 草坪植物对铅的耐性及富集特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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