Dynamic root growth in response to depth-varying soil moisture availability: a rhizobox study

Abstract × × × ×  45 cm). The development of the vertical soil moisture and root growth profiles is tracked with a high spatial and temporal resolution. The results confirm that root growth is predominantly driven by vertical soil moisture distribution, while influencing soil moisture at the same time. Besides support for the functional relationship between the soil moisture and the root density growth rate, the experiments also suggest that the extension of the maximum rooting depth will stop if the soil moisture at the root tip drops below a threshold value. We show that even a parsimonious one-dimensional water balance model, driven by the water input flux (irrigation), can be convincingly improved by implementing root growth driven by soil moisture availability.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Dynamic root growth in response to depth-varying soil moisture availability: a rhizobox study ; volume:27 ; number:12 ; year:2023 ; pages:2341-2355 ; extent:15
Hydrology and earth system sciences ; 27, Heft 12 (2023), 2341-2355 (gesamt 15)

Urheber
Maan, Cynthia
ten Veldhuis, Marie-Claire
van de Wiel, Bas J. H.

DOI
10.5194/hess-27-2341-2023
URN
urn:nbn:de:101:1-2023070604321677345979
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
14.08.2025, 10:45 MESZ

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Beteiligte

  • Maan, Cynthia
  • ten Veldhuis, Marie-Claire
  • van de Wiel, Bas J. H.

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