The external surface of a plant root with any adherent particulate material; the microenvironment constituted by this. Frequently attributive Compare "rhizosphere".
Origin
1940s. From rhizo- + plane.
Definition of rhizoplane in US English:
rhizoplane
nounˈrʌɪzə(ʊ)pleɪn
Biology
The external surface of a plant root with any adherent particulate material; the microenvironment constituted by this. Frequently attributive Compare "rhizosphere".