Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers. / Peixoto, Leanne; Olesen, Jørgen Eivind; Elsgaard, Lars; Lønne Enggrob, Kirsten; C. Banfield, Callum ; Dippold, Michaela A.; Nicolaisen, Mette Haubjerg; Bak, Frederik; Zang, Huadong; Dresbøll, Dorte Bodin; Thorup-Kristensen, Kristian; Rasmussen, Jim.

In: Scientific Reports, Vol. 12, 2022.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Peixoto, L, Olesen, JE, Elsgaard, L, Lønne Enggrob, K, C. Banfield, C, Dippold, MA, Nicolaisen, MH, Bak, F, Zang, H, Dresbøll, DB, Thorup-Kristensen, K & Rasmussen, J 2022, 'Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers', Scientific Reports, vol. 12. https://doi.org/10.1038/s41598-022-09737-1

APA

Peixoto, L., Olesen, J. E., Elsgaard, L., Lønne Enggrob, K., C. Banfield, C., Dippold, M. A., Nicolaisen, M. H., Bak, F., Zang, H., Dresbøll, D. B., Thorup-Kristensen, K., & Rasmussen, J. (2022). Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers. Scientific Reports, 12. https://doi.org/10.1038/s41598-022-09737-1

Vancouver

Peixoto L, Olesen JE, Elsgaard L, Lønne Enggrob K, C. Banfield C, Dippold MA et al. Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers. Scientific Reports. 2022;12. https://doi.org/10.1038/s41598-022-09737-1

Author

Peixoto, Leanne ; Olesen, Jørgen Eivind ; Elsgaard, Lars ; Lønne Enggrob, Kirsten ; C. Banfield, Callum ; Dippold, Michaela A. ; Nicolaisen, Mette Haubjerg ; Bak, Frederik ; Zang, Huadong ; Dresbøll, Dorte Bodin ; Thorup-Kristensen, Kristian ; Rasmussen, Jim. / Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers. In: Scientific Reports. 2022 ; Vol. 12.

Bibtex

@article{cda9234abb364033957714e82d944225,
title = "Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers",
abstract = "Comprehensive climate change mitigation necessitates soil carbon (C) storage in cultivated terrestrial ecosystems. Deep-rooted perennial crops may help to turn agricultural soils into efficient C sinks, especially in deeper soil layers. Here, we compared C allocation and potential stabilization to 150 cm depth from two functionally distinct deep-rooted perennials, i.e., lucerne (Medicago sativa L.) and intermediate wheatgrass (kernza; Thinopyrum intermedium), representing legume and non-legume crops, respectively. Belowground C input and stabilization was decoupled from nitrogen (N) fertilizer rate in kernza (100 and 200 kg mineral N ha−1), with no direct link between increasing mineral N fertilization, rhizodeposited C, and microbial C stabilization. Further, both crops displayed a high ability to bring C to deeper soil layers and remarkably, the N2-fixing lucerne showed greater potential to induce microbial C stabilization than the non-legume kernza. Lucerne stimulated greater microbial biomass and abundance of N cycling genes in rhizosphere soil, likely linked to greater amino acid rhizodeposition, hence underlining the importance of coupled C and N for microbial C stabilization efficiency. Inclusion of legumes in perennial cropping systems is not only key for improved productivity at low fertilizer N inputs, but also appears critical for enhancing soil C stabilization, in particular in N limited deep subsoils.",
author = "Leanne Peixoto and Olesen, {J{\o}rgen Eivind} and Lars Elsgaard and {L{\o}nne Enggrob}, Kirsten and {C. Banfield}, Callum and Dippold, {Michaela A.} and Nicolaisen, {Mette Haubjerg} and Frederik Bak and Huadong Zang and Dresb{\o}ll, {Dorte Bodin} and Kristian Thorup-Kristensen and Jim Rasmussen",
year = "2022",
doi = "10.1038/s41598-022-09737-1",
language = "Dansk",
volume = "12",
journal = "Scientific Reports",
issn = "2045-2322",
publisher = "nature publishing group",

}

RIS

TY - JOUR

T1 - Deep-rooted perennial crops differ in capacity to stabilize C inputs in deep soil layers

AU - Peixoto, Leanne

AU - Olesen, Jørgen Eivind

AU - Elsgaard, Lars

AU - Lønne Enggrob, Kirsten

AU - C. Banfield, Callum

AU - Dippold, Michaela A.

AU - Nicolaisen, Mette Haubjerg

AU - Bak, Frederik

AU - Zang, Huadong

AU - Dresbøll, Dorte Bodin

AU - Thorup-Kristensen, Kristian

AU - Rasmussen, Jim

PY - 2022

Y1 - 2022

N2 - Comprehensive climate change mitigation necessitates soil carbon (C) storage in cultivated terrestrial ecosystems. Deep-rooted perennial crops may help to turn agricultural soils into efficient C sinks, especially in deeper soil layers. Here, we compared C allocation and potential stabilization to 150 cm depth from two functionally distinct deep-rooted perennials, i.e., lucerne (Medicago sativa L.) and intermediate wheatgrass (kernza; Thinopyrum intermedium), representing legume and non-legume crops, respectively. Belowground C input and stabilization was decoupled from nitrogen (N) fertilizer rate in kernza (100 and 200 kg mineral N ha−1), with no direct link between increasing mineral N fertilization, rhizodeposited C, and microbial C stabilization. Further, both crops displayed a high ability to bring C to deeper soil layers and remarkably, the N2-fixing lucerne showed greater potential to induce microbial C stabilization than the non-legume kernza. Lucerne stimulated greater microbial biomass and abundance of N cycling genes in rhizosphere soil, likely linked to greater amino acid rhizodeposition, hence underlining the importance of coupled C and N for microbial C stabilization efficiency. Inclusion of legumes in perennial cropping systems is not only key for improved productivity at low fertilizer N inputs, but also appears critical for enhancing soil C stabilization, in particular in N limited deep subsoils.

AB - Comprehensive climate change mitigation necessitates soil carbon (C) storage in cultivated terrestrial ecosystems. Deep-rooted perennial crops may help to turn agricultural soils into efficient C sinks, especially in deeper soil layers. Here, we compared C allocation and potential stabilization to 150 cm depth from two functionally distinct deep-rooted perennials, i.e., lucerne (Medicago sativa L.) and intermediate wheatgrass (kernza; Thinopyrum intermedium), representing legume and non-legume crops, respectively. Belowground C input and stabilization was decoupled from nitrogen (N) fertilizer rate in kernza (100 and 200 kg mineral N ha−1), with no direct link between increasing mineral N fertilization, rhizodeposited C, and microbial C stabilization. Further, both crops displayed a high ability to bring C to deeper soil layers and remarkably, the N2-fixing lucerne showed greater potential to induce microbial C stabilization than the non-legume kernza. Lucerne stimulated greater microbial biomass and abundance of N cycling genes in rhizosphere soil, likely linked to greater amino acid rhizodeposition, hence underlining the importance of coupled C and N for microbial C stabilization efficiency. Inclusion of legumes in perennial cropping systems is not only key for improved productivity at low fertilizer N inputs, but also appears critical for enhancing soil C stabilization, in particular in N limited deep subsoils.

U2 - 10.1038/s41598-022-09737-1

DO - 10.1038/s41598-022-09737-1

M3 - Tidsskriftartikel

C2 - 35396458

VL - 12

JO - Scientific Reports

JF - Scientific Reports

SN - 2045-2322

ER -

ID: 302905150