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Mathias Neumann Andersen

Biochar Mitigates Salinity Stress in Potato

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

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Biochar Mitigates Salinity Stress in Potato. / Akhtar, S S; Andersen, Mathias Neumann; Liu, Fulai.

In: Journal of Agronomy and Crop Science, Vol. 201, No. 5, 2015, p. 368-378.

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Harvard

Akhtar, SS, Andersen, MN & Liu, F 2015, 'Biochar Mitigates Salinity Stress in Potato', Journal of Agronomy and Crop Science, vol. 201, no. 5, pp. 368-378. https://doi.org/10.1111/jac.12132

APA

Akhtar, S. S., Andersen, M. N., & Liu, F. (2015). Biochar Mitigates Salinity Stress in Potato. Journal of Agronomy and Crop Science, 201(5), 368-378. https://doi.org/10.1111/jac.12132

CBE

Akhtar SS, Andersen MN, Liu F. 2015. Biochar Mitigates Salinity Stress in Potato. Journal of Agronomy and Crop Science. 201(5):368-378. https://doi.org/10.1111/jac.12132

MLA

Akhtar, S S, Mathias Neumann Andersen and Fulai Liu. "Biochar Mitigates Salinity Stress in Potato". Journal of Agronomy and Crop Science. 2015, 201(5). 368-378. https://doi.org/10.1111/jac.12132

Vancouver

Akhtar SS, Andersen MN, Liu F. Biochar Mitigates Salinity Stress in Potato. Journal of Agronomy and Crop Science. 2015;201(5):368-378. doi: 10.1111/jac.12132

Author

Akhtar, S S ; Andersen, Mathias Neumann ; Liu, Fulai. / Biochar Mitigates Salinity Stress in Potato. In: Journal of Agronomy and Crop Science. 2015 ; Vol. 201, No. 5. pp. 368-378.

Bibtex

@article{acd977c273864188bbdb8d2b60a91eda,
title = "Biochar Mitigates Salinity Stress in Potato",
abstract = "A pot experiment was conducted in a climate-controlled greenhouse to investigate the growth, physiology and yield of potato in response to salinity stress under biochar amendment. It was hypothesized that addition of biochar may improve plant growth and yield by mitigating the negative effect of salinity through its high sorption ability. From tuber bulking to harvesting, the plants were exposed to three saline irrigations, that is 0, 25 and 50 mm NaCl solutions, respectively, and two levels of biochar (0 % and 5 % W/W) treatments. An adsorption study was also conducted to study the Na+ adsorption capability of biochar. Results indicated that biochar was capable to ameliorate salinity stress by adsorbing Na+. Increasing salinity level resulted in significant reductions of shoot biomass, root length and volume, tuber yield, photosynthetic rate (An), stomatal conductance (gs), midday leaf water potential, but increased abscisic acid (ABA) concentration in both leaf and xylem sap. At each salinity level, incorporation of biochar increased shoot biomass, root length and volume, tuber yield, An, gs, midday leaf water potential, and decreased ABA concentration in the leaf and xylem sap as compared with the respective non-biochar control. Decreased Na+, Na+/K+ ratio and increased K+ content in xylem with biochar amendment also indicated its ameliorative effects on potato plants in response to salinity stress. The results suggested that incorporation of biochar might be a promising approach for enhancing crop productivity in salt-affected soils.",
keywords = "Adsorption, biochar, growth, physiology, sodium, yield",
author = "Akhtar, {S S} and Andersen, {Mathias Neumann} and Fulai Liu",
year = "2015",
doi = "10.1111/jac.12132",
language = "English",
volume = "201",
pages = "368--378",
journal = "Journal of Agronomy and Crop Science",
issn = "0931-2250",
publisher = "Wiley-Blackwell Verlag GmbH",
number = "5",

}

RIS

TY - JOUR

T1 - Biochar Mitigates Salinity Stress in Potato

AU - Akhtar, S S

AU - Andersen, Mathias Neumann

AU - Liu, Fulai

PY - 2015

Y1 - 2015

N2 - A pot experiment was conducted in a climate-controlled greenhouse to investigate the growth, physiology and yield of potato in response to salinity stress under biochar amendment. It was hypothesized that addition of biochar may improve plant growth and yield by mitigating the negative effect of salinity through its high sorption ability. From tuber bulking to harvesting, the plants were exposed to three saline irrigations, that is 0, 25 and 50 mm NaCl solutions, respectively, and two levels of biochar (0 % and 5 % W/W) treatments. An adsorption study was also conducted to study the Na+ adsorption capability of biochar. Results indicated that biochar was capable to ameliorate salinity stress by adsorbing Na+. Increasing salinity level resulted in significant reductions of shoot biomass, root length and volume, tuber yield, photosynthetic rate (An), stomatal conductance (gs), midday leaf water potential, but increased abscisic acid (ABA) concentration in both leaf and xylem sap. At each salinity level, incorporation of biochar increased shoot biomass, root length and volume, tuber yield, An, gs, midday leaf water potential, and decreased ABA concentration in the leaf and xylem sap as compared with the respective non-biochar control. Decreased Na+, Na+/K+ ratio and increased K+ content in xylem with biochar amendment also indicated its ameliorative effects on potato plants in response to salinity stress. The results suggested that incorporation of biochar might be a promising approach for enhancing crop productivity in salt-affected soils.

AB - A pot experiment was conducted in a climate-controlled greenhouse to investigate the growth, physiology and yield of potato in response to salinity stress under biochar amendment. It was hypothesized that addition of biochar may improve plant growth and yield by mitigating the negative effect of salinity through its high sorption ability. From tuber bulking to harvesting, the plants were exposed to three saline irrigations, that is 0, 25 and 50 mm NaCl solutions, respectively, and two levels of biochar (0 % and 5 % W/W) treatments. An adsorption study was also conducted to study the Na+ adsorption capability of biochar. Results indicated that biochar was capable to ameliorate salinity stress by adsorbing Na+. Increasing salinity level resulted in significant reductions of shoot biomass, root length and volume, tuber yield, photosynthetic rate (An), stomatal conductance (gs), midday leaf water potential, but increased abscisic acid (ABA) concentration in both leaf and xylem sap. At each salinity level, incorporation of biochar increased shoot biomass, root length and volume, tuber yield, An, gs, midday leaf water potential, and decreased ABA concentration in the leaf and xylem sap as compared with the respective non-biochar control. Decreased Na+, Na+/K+ ratio and increased K+ content in xylem with biochar amendment also indicated its ameliorative effects on potato plants in response to salinity stress. The results suggested that incorporation of biochar might be a promising approach for enhancing crop productivity in salt-affected soils.

KW - Adsorption

KW - biochar

KW - growth

KW - physiology

KW - sodium

KW - yield

U2 - 10.1111/jac.12132

DO - 10.1111/jac.12132

M3 - Journal article

VL - 201

SP - 368

EP - 378

JO - Journal of Agronomy and Crop Science

JF - Journal of Agronomy and Crop Science

SN - 0931-2250

IS - 5

ER -