Search Results - "Fontaine, Sébastien"

Rhizosphere control of soil nitrogen cycling: a key component of plant economic strategies by Henneron, Ludovic, Kardol, Paul, Wardle, David A., Cros, Camille, Fontaine, Sébastien

“…• Understanding how plant species influence soil nutrient cycling is a major theme in terrestrial ecosystem ecology. However, the prevailing paradigm has…”
Get full text

Plant economic strategies of grassland species control soil carbon dynamics through rhizodeposition by Henneron, Ludovic, Cros, Camille, Picon‐Cochard, Catherine, Rahimian, Vida, Fontaine, Sébastien, Vries, Franciska

“…The plant economics spectrum is increasingly recognized as a major determinant of plant species effects on terrestrial ecosystem functioning related to carbon…”
Get full text

Contribution of exudates, arbuscular mycorrhizal fungi and litter depositions to the rhizosphere priming effect induced by grassland species by Shahzad, Tanvir, Chenu, Claire, Genet, Patricia, Barot, Sébastien, Perveen, Nazia, Mougin, Christian, Fontaine, Sébastien

“…The presence of plants induces strong accelerations in soil organic matter (SOM) mineralization by stimulating soil microbial activity – a phenomenon known as…”
Get full text

Dominant effects of organic carbon chemistry on decomposition dynamics of crop residues in a Mollisol by Xu, Yehong, Chen, Zengming, Fontaine, Sébastien, Wang, Weijin, Luo, Jiafa, Fan, Jianling, Ding, Weixin

“…Understanding the change in chemical composition of crop residues during their decomposition is crucial to elucidate the mechanisms underlying the effects of…”
Get full text

Root penetration in deep soil layers stimulates mineralization of millennia-old organic carbon by Shahzad, Tanvir, Rashid, Muhammad Imtiaz, Maire, Vincent, Barot, Sébastien, Perveen, Nazia, Alvarez, Gaël, Mougin, Christian, Fontaine, Sébastien

“…Climate and land-use changes modify plant rooting depth, signifying that organic matter with long residence times in deep soil layers can be exposed to…”
Get full text

Advancing the mechanistic understanding of the priming effect on soil organic matter mineralisation by Bernard, Laetitia, Basile‐Doelsch, Isabelle, Derrien, Delphine, Fanin, Nicolas, Fontaine, Sébastien, Guenet, Bertrand, Karimi, Battle, Marsden, Claire, Maron, Pierre‐Alain

“…The priming effect (PE) is a key mechanism contributing to the carbon balance of the soil ecosystem. Almost 100 years of research since its discovery in 1926…”
Get full text

Bioenergetic control of soil carbon dynamics across depth by Henneron, Ludovic, Balesdent, Jerôme, Alvarez, Gaël, Barré, Pierre, Baudin, François, Basile-Doelsch, Isabelle, Cécillon, Lauric, Fernandez-Martinez, Alejandro, Hatté, Christine, Fontaine, Sébastien

“…Soil carbon dynamics is strongly controlled by depth globally, with increasingly slow dynamics found at depth. The mechanistic basis remains however…”
Get full text

Carbon and nitrogen cycling in Yedoma permafrost controlled by microbial functional limitations by Monteux, Sylvain, Keuper, Frida, Fontaine, Sébastien, Gavazov, Konstantin, Hallin, Sara, Juhanson, Jaanis, Krab, Eveline J., Revaillot, Sandrine, Verbruggen, Erik, Walz, Josefine, Weedon, James T., Dorrepaal, Ellen

“…Warming-induced microbial decomposition of organic matter in permafrost soils constitutes a climate-change feedback of uncertain magnitude. While…”
Get full text

Size and functional diversity of microbe populations control plant persistence and long-term soil carbon accumulation by Fontaine, Sébastien, Barot, Sébastien

“…Soil organic matter (SOM) models are based on the equation dC/dt = −kC which states that the decomposition rate of a particular carbon (C) pool is proportional…”
Get full text

Carbon loss from northern circumpolar permafrost soils amplified by rhizosphere priming by Keuper, Frida, Wild, Birgit, Kummu, Matti, Beer, Christian, Blume-Werry, Gesche, Fontaine, Sébastien, Gavazov, Konstantin, Gentsch, Norman, Guggenberger, Georg, Hugelius, Gustaf, Jalava, Mika, Koven, Charles, Krab, Eveline J., Kuhry, Peter, Monteux, Sylvain, Richter, Andreas, Shahzad, Tanvir, Weedon, James T., Dorrepaal, Ellen

“…As global temperatures continue to rise, a key uncertainty of climate projections is the microbial decomposition of vast organic carbon stocks in thawing…”
Get full text

Stability of organic carbon in deep soil layers controlled by fresh carbon supply by Fontaine, S, Barot, S, Barre, P, Bdioui, N, Mary, B, Rumpel, C

“…The world's soils store more carbon than is present in biomass and in the atmosphere. Little is known, however, about the factors controlling the stability of…”
Get full text

Catalytic power of enzymes decreases with temperature: New insights for understanding soil C cycling and microbial ecology under warming by Alvarez, Gaël, Shahzad, Tanvir, Andanson, Laurence, Bahn, Michael, Wallenstein, Matthew D., Fontaine, Sébastien

“…Most current models of soil C dynamics predict that climate warming will accelerate soil C mineralization, resulting in a long‐term CO2 release and positive…”
Get full text

Stimulation of Different Functional Groups of Bacteria by Various Plant Residues as a Driver of Soil Priming Effect by Pascault, Noémie, Ranjard, Lionel, Kaisermann, Aurore, Bachar, Dipankar, Christen, Richard, Terrat, Sébastien, Mathieu, Olivier, Lévêque, Jean, Mougel, Christophe, Henault, Catherine, Lemanceau, Philippe, Péan, Michel, Boiry, Séverine, Fontaine, Sébastien, Maron, Pierre-Alain

“…The turnover of organic matter in soil depends on the activity of microbial decomposers. However, little is known about how modifications of the diversity of…”
Get full text

Universality of priming effect: An analysis using thirty five soils with contrasted properties sampled from five continents by Perveen, Nazia, Barot, Sébastien, Maire, Vincent, Cotrufo, M. Francesca, Shahzad, Tanvir, Blagodatskaya, Evgenia, Stewart, Catherine E., Ding, Weixin, Siddiq, Muhammad Rashid, Dimassi, Bassem, Mary, Bruno, Fontaine, Sébastien

“…A general occurrence of the phenomenon of priming effect (PE) across varying land use and soil types has not been established so far, particularly on a large…”
Get full text

Effect of nutrients availability and long-term tillage on priming effect and soil C mineralization by Dimassi, Bassem, Mary, Bruno, Fontaine, Sébastien, Perveen, Nazia, Revaillot, Sandrine, Cohan, Jean-Pierre

“…Agricultural management practices including soil tillage exert strong control on soil organic matter (SOM) turnover and its interactions with global C cycle…”
Get full text

Soil enzymes in response to climate warming: Mechanisms and feedbacks by Fanin, Nicolas, Mooshammer, Maria, Sauvadet, Marie, Meng, Cheng, Alvarez, Gaël, Bernard, Laëtitia, Bertrand, Isabelle, Blagodatskaya, Evgenia, Bon, Lucie, Fontaine, Sébastien, Niu, Shuli, Lashermes, Gwenaelle, Maxwell, Tania L., Weintraub, Michael N., Wingate, Lisa, Moorhead, Daryl, Nottingham, Andrew T.

“…Soil enzymes are central to ecosystem processes because they mediate numerous reactions that are essential in biogeochemical cycles. However, how soil enzyme…”
Get full text

Priming effect and microbial diversity in ecosystem functioning and response to global change: a modeling approach using the SYMPHONY model by Perveen, Nazia, Barot, Sébastien, Alvarez, Gaël, Klumpp, Katja, Martin, Raphael, Rapaport, Alain, Herfurth, Damien, Louault, Frédérique, Fontaine, Sébastien

“…Integration of the priming effect (PE) in ecosystem models is crucial to better predict the consequences of global change on ecosystem carbon (C) dynamics and…”
Get full text

Bond Liquidity Premia by Fontaine, Jean-Sébastien, Garcia, René

“…Theory predicts that funding conditions faced by financial intermediaries are an important limit to arbitrage. We identify and measure the value of funding…”
Get full text

Contrasting responses of the priming effect to nitrogen deposition in temperate and subtropical forests by Wang, Qingkui, Zhao, Xuechao, Liu, Shengen, Wang, Qinggui, Zhang, Wei, Fontaine, Sébastien, Zhu, Biao, Tian, Peng

“…•The priming effect was strengthened by low nitrogen deposition whereas inhibited by high nitrogen deposition, with a threshold of 50 kg ha−1 yr−1 in temperate…”
Get full text

A new experimental platform connecting the rhizosphere priming effect with CO2 fluxes of plant-soil systems by Cros, Camille, Alvarez, Gaël, Keuper, Frida, Fontaine, Sébastien

“…Forty years of research on the rhizosphere priming effect (RPE) has demonstrated the potentially large increase (up to a factor 3) of soil organic matter…”
Get full text