Bethge, Klaus

Mattheck, Claus

Tesari, Iwiza

Weber, Karlheinz

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KIT – Die Forschungsuniversität in der Helmholtz-GemeinschaftInstitut für Angewandte MaterialienHermann-von-Helmholtz-Platz 1D- 76344 Eggenstein-Leopoldshafenwww.kit.edu20.03.2019Soil knot- and compression cone formationin pull out test on root anchor model C. Mattheck, K. Bethge, K. Weber, I. Tesari Pull out test: Root anchor model with lateral roots positioned in loamy soil (partly dried).Pulling the anchor model out (by tension to the left) a soil knot is formed pushing in frontof it a compression cone.Schematic representation of the soil knot- and compression cone formation at the root branchwhen being pulled out.3 41 2CompressionconeCompressionconeSolid soil: loamy soil                 partly driedTensionA soil knot produced by the root model after being pulled out (small picture) and a visibly compressed soil area inside the compression cone.anchor 

Soil knot- and compression cone formation in pull out test on root anchor model

https://publikationen.bibliothek.kit.edu/1000092460/24408099

Soil knot- and compression cone formation in pull out test on root anchor model

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