Plant roots sense soil compaction through restricted ethylene diffusion

• Published in: Science (American Association for the Advancement of Science) Vol. 371; no. 6526; pp. 276 - 280
• Main Authors: Pandey, Bipin K., Huang, Guoqiang, Bhosale, Rahul, Hartman, Sjon, Sturrock, Craig J., Jose, Lottie, Martin, Olivier C., Karady, Michal, Voesenek, Laurentius A. C. J., Ljung, Karin, Lynch, Jonathan P., Brown, Kathleen M., Whalley, William R., Mooney, Sacha J., Zhang, Dabing, Bennett, Malcolm J.
• Format: Journal Article
• Language: English
• Published: United States The American Association for the Advancement of Science 15.01.2021; American Association for the Advancement of Science (AAAS)
• Subjects: Aeration; Agricultural Science; Arabidopsis - genetics; Arabidopsis - growth & development; Arabidopsis - metabolism; Arabidopsis Proteins - genetics; Arabidopsis Proteins - metabolism; Bioaccumulation; Biotechnology; Compacted soils; Crop resilience; Diffusion; Ethylene; Ethylenes - metabolism; Gaseous diffusion; Jordbruksvetenskap; Life Sciences; Markvetenskap; Nutrition; Plant breeding; Plant growth; Plant Growth Regulators - metabolism; Plant hormones; Plant roots; Plant Roots - growth & development; Plant Roots - metabolism; Plant tissues; Receptors, Cell Surface - genetics; Receptors, Cell Surface - metabolism; Roots; Signal transduction; Signaling; Soil; Soil aeration; Soil compaction; Soil Science

It's tough to drive a spade through compacted soil, and plant roots seem to have the same problem when growing in compacted ground. Pandey et al. found that the problem is not, however, one of physical resistance but rather inhibition of growth through a signaling pathway. The volatile plant ho...