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Prop root
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支柱根
从植物茎上长出的许多不定根,向下深入土壤中,形成的能够支持植物体的辅助根系。如玉米拔节后到抽穗前,靠近地表的节上会环生出几层具有支持作用的支柱根(不定根)。榕树的粗大树干上,会产生许多下垂的气生根,直达地面,穿入土壤中,由于以后次生生长,成为木质化的支柱根。
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analysis of drug post-marketing surveillance
analysis of drug release
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analysis of dteroid drugs
analysis of eigenvalue
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analysis of elastic spatial problem
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analysis of enterprise strategy
analysis of environmental radioactivity
analysis of enzyme drugs
analysis of ferrous iron and trivalent iron
analysis of flavonoid
analysis of food-drug interactions
analysis of forensic toxicological
analysis of gaseous pharmaceutical excipients
analysis of gene expression profiling
analysis of groundwater quality
analysis of heavy metals
analysis of hepatitis virus in-vitro diagnostics
analysis of hidden periodicities
analysis of hormone drugs
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analysis of industrial gradient index
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