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Journal of Palaeogeography
Fig. 3 | Journal of Palaeogeography

Fig. 3

From: Paleosols in an outcrop of red beds from the Upper Cretaceous Yaojia Formation, southern Songliao Basin, Jilin Province, NE China

Fig. 3

Photographs showing field characteristics of the root traces and burrows in paleosols of the Yaojia Formation. a Root traces marked with black arrows in red paleosols with prismatic structure; the flood scouring surfaces are marked with a yellow dotted line; b Vertically-oriented root traces marked with yellow arrows in longitudinal section, showing morphological characteristics of the plant root growth; c Root traces in transverse cross-section; note the horizontal branches and circular sections marked with a yellow arrow; d Abundant burrows in longitudinal section (marked with yellow arrows) developing with root traces (marked with black arrows); e Burrows (marked with yellow dotted line) and root traces (marked with black arrows) in transverse cross-section in the red paleosols

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