rhizoplane

noun
rhi·​zo·​plane | \ ˈrī-zə-ˌplān How to pronounce rhizoplane (audio) \

Definition of rhizoplane

: the external surface of roots together with closely adhering soil particles and debris

First Known Use of rhizoplane

1949, in the meaning defined above

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The first known use of rhizoplane was in 1949

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