Search Results - "Blanchart, E."

Endogeic earthworms modify soil phosphorus, plant growth and interactions in a legume–cereal intercrop by Coulis, M, Bernard, L, Gérard, F, Hinsinger, P, Plassard, C, Villeneuve, M, Blanchart, E

“…BACKGROUND AND AIMS: Intercropping of legumes and cereals appears as an alternative agricultural practice to decrease the use of chemical fertilizers while…”
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Emissions of nitrous oxide from casts of tropical earthworms belonging to different ecological categories by Majeed, M.Z., Miambi, E., Barois, I., Blanchart, E., Brauman, A.

“…While earthworms’ feeding behavior has been shown to be a key driver of greenhouse gas like nitrous oxide (N2O) emissions for temperate species, this…”
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The physical protection of soil organic carbon in aggregates: a mechanism of carbon storage in a Vertisol under pasture and market gardening (Martinique, West Indies) by Chevallier, T., Blanchart, E., Albrecht, A., Feller, C.

“…Soil aggregation can influence the storage of carbon in soil. The role of soil structure on soil respiration was investigated by destructive treatment…”
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Effect of the endogeic earthworm Pontoscolex corethrurus on the microbial structure and activity related to CO₂ and N₂O fluxes from a tropical soil (Madagascar) by Chapuis-Lardy, L, Brauman, A, Bernard, L, Pablo, A.L, Toucet, J, Mano, M.J, Weber, L, Brunet, D, Razafimbelo, T, Chotte, J.L, Blanchart, E

“…The objective of this laboratory study was to determine the influence of a tropical endogeic earthworm, Pontoscolex corethrurus, on CO2 and N2O fluxes from a…”
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Fractal structure in natural gels: effect on carbon sequestration in volcanic soils by Chevallier, T., Woignier, T., Toucet, J., Blanchart, E., Dieudonné, P.

“…Allophanic soils are interesting in terms of environmental properties especially because of their potentialities as sinks for “greenhouse gases” by the way of…”
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Long-term effect of a legume cover crop ( Mucuna pruriens var. utilis) on the communities of soil macrofauna and nematofauna, under maize cultivation, in southern Benin by Blanchart, E., Villenave, C., Viallatoux, A., Barthès, B., Girardin, C., Azontonde, A., Feller, C.

“…In southern Benin like in other tropical areas, natural fallows, which were traditionally used in order to improve soil fertility, are no longer possible in a…”
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Modification of a commercial DNA extraction kit for safe and rapid recovery of DNA and RNA simultaneously from soil, without the use of harmful solvents by Tournier, E., Amenc, L., Pablo, A.L., Legname, E., Blanchart, E., Plassard, C., Robin, A., Bernard, L.

“…[Display omitted] An optimized method, based on the coupling of two commercial kits, is described for the extraction of soil nucleic acids, with simultaneous…”
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Soil macrofaunal communities in permanent pastures derived from tropical forest or savanna by Decaëns, T., Jiménez, J.J., Barros, E., Chauvel, A., Blanchart, E., Fragoso, C., Lavelle, P.

“…Soil macrofauna are sensitive to land use changes and this may have implications to soil functioning. The impact of the conversion of native ecosystems into…”
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Methods to Estimate Aggregate Protected Soil Organic Carbon, 2: Does the Grinding of the Plant Residues Affect the Estimations of the Aggregate Protected Soil Organic Carbon? by Chevallier, T, Blanchart, E, Toucet, J, Bernoux, M

“…A method to estimate the amount of soil organic carbon (SOC) physically protected within macroaggregates (>200 μm) consists of crushing soil samples and…”
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SWORM: an agent-based model to simulate the effect of earthworms on soil structure by Blanchart, E, Marilleau, N, Chotte, J.-L, Drogoul, A, Perrier, E, Cambier, Ch

“…Soil structure can be defined as the spatial organization of solid mineral and organic particles, and pore space. It is of great importance for soil…”
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New and Little Known Giant Earthworms from Madagascar (Oligochaeta: Kynotidae) by Razafindrakoto, M, Csuzdi, Cs, Blanchart, E

“…During a survey of the soil macrofauna of Madagascar three giant earthworm species were collected in the eastern part of the island. One of them, Kynotus…”
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The respective roles of roots and earthworms in restoring physical properties of Vertisol under a Digitaria decumbens pasture (Martinique, WI) by Blanchart, E, Albrecht, A, Chevallier, T, Hartmann, C

“…Sloping Vertisols having large exchangeable sodium contents are erodible. In Martinique, French West Indies, intensive market gardening during 15 years…”
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Methods to Estimate the Protection of Soil Organic Carbon within Macroaggregates, 1: Does Soil Water Status Affect the Estimated Amount of Soil Organic Carbon Protected inside Macroaggregates? by Chevallier, T, Blanchart, E, Toucet, J, Bernoux, M

“…The additional mineralized soil organic carbon (SOC) after soil crushing is considered to be the amount of SOC protected within aggregates (>200 μm). This…”
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Modification of P availability by endogeic earthworms (Glossoscolecidae) in Ferralsols of the Malagasy Highlands by Chapuis-Lardy, L, Ramiandrisoa, R. S, Randriamanantsoa, L, Morel, C, Rabeharisoa, L, Blanchart, E

“…Low phosphorus (P) availability in Ferralsols of the Malagasy Highlands is a major limitation to crop growth. Direct seeding mulch-based cropping practices…”
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Apparent electrical conductivity as a tool for earthworm parameters evaluation in a commercial orchard by Lardo, E, Palese, A. M, Arouss, A, Coll, P, Le Cadre, E, Blanchart, E, Villenave, C

“…Non-invasive geophysical methods, such as EMI (Electromagnetic Induction), are innovative tools to study soil biological parameters. This work was carried out…”
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Effect of a legume cover crop (Mucuna pruriens var. utilis) on soil carbon in an Ultisol under maize cultivation in southern Benin by Barthès, B., Azontonde, A., Blanchart, E., Girardin, C., Villenave, C., Lesaint, S., Oliver, R., Feller, C.

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Agricultural intensification, soil biodiversity and agroecosystem function in the tropics: the role of earthworms by Fragoso, C., Brown, G.G., Patrón, J.C., Blanchart, E., Lavelle, P., Pashanasi, B., Senapati, B., Kumar, T.

“…Earthworm biodiversity is modified when forests and natural savannas are replaced by agroecosystems; these changes can be studied from the taxonomic and…”
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Regulation of soil structure by geophagous earthworm activities in humid savannas of Côte d'Ivoire by Blanchart, E., Lavelle, P., Braudeau, E., Le Bissonnais, Y., Valentin, C.

“…The role of endogeic earthworms in the maintenance of the structure of an African savanna soil has been investigated in a 28-month field experiment. Changes of…”
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Spatial and temporal changes of soil C after establishment of a pasture on a long-term cultivated vertisol (Martinique) by Chevallier, T, Voltz, M, Blanchart, E, Chotte, J.L, Eschenbrenner, V, Mahieu, M, Albrecht, A

“…In 1991 in Martinique (F.W.I), a Digitaria decumbens pasture was established on a vertisol that had supported a market-gardening culture for more than 10…”
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Earthworms enhance the performance of organic amendments in improving rice growth and nutrition in poor ferralsols by Ratsiatosika, O., Trap, J., Herinasandratra, V., Razafimbelo, T., Bernard, L., Blanchart, E.

“…In the Highlands of Madagascar, providing organic amendments (OAs) is the main farmer fertilization practice in upland rainfed agrosystems dominated by…”
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