Search Results - "Feigl, B.J."

Improved pasture and herd management to reduce greenhouse gas emissions from a Brazilian beef production system by Mazzetto, A.M., Feigl, B.J., Schils, R.L.M., Cerri, C.E.P., Cerri, C.C.

“…Brazilian farms produce 15% of the world׳s beef, and consequently they are important sources of greenhouse gases (GHG). The beef sector faces the challenge to…”
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Temperature and moisture affect methane and nitrous oxide emission from bovine manure patches in tropical conditions by Mazzetto, A.M., Barneze, A.S., Feigl, B.J., Van Groenigen, J.W., Oenema, O., Cerri, C.C.

“…Animal production systems are important sources of greenhouse gases (GHG), especially methane (CH4) and nitrous oxide (N2O). Brazilian beef production is…”
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Carbon sequestration in agricultural soils in the Cerrado region of the Brazilian Amazon by Carvalho, J.L.N., Cerri, C.E.P., Feigl, B.J., Píccolo, M.C., Godinho, V.P., Cerri, C.C.

“…The introduction of crop management practices after conversion of Amazon Cerrado into cropland influences soil C stocks and has direct and indirect…”
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Changes of chemical properties in an oxisol after clearing of native Cerrado vegetation for agricultural use in Vilhena, Rondonia State, Brazil by Carvalho, J.L.N., Cerri, C.E.P., Cerri, C.C., Feigl, B.J., Píccolo, M.C., Godinho, V.P., Herpin, U.

“…Native vegetation clearing in the Amazon Cerrado region for agricultural purposes may be modifying soil chemical characteristics. The extent of change depends…”
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Soil microbial biomass in Amazonian soils: Evaluation of methods and estimates of pool sizes by Feigl, B.J., Sparling, G.P., Ross, D.J., Cerri, C.C.

“…The suitability of the fumigation-incubation (FI), fumigation-extraction (FE) (with specific k-factor determined by 14C-labelling) and substrate induced…”
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Effect of sugarcane harvesting systems on soil carbon stocks in Brazil: an examination of existing data by Cerri, C.C, Galdos, M.V, Maia, S.M.F, Bernoux, M, Feigl, B.J, Powlson, D, Cerri, C.E.P

“…Agricultural management practices that promote net carbon (C) accumulation in the soil have been considered as an important potential mitigation option to…”
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Use of the nitrification inhibitor dicyandiamide (DCD) does not mitigate N2O emission from bovine urine patches under Oxisol in Northwest Brasil by Mazzetto, A.M, Barneze, A.S, Feigl, B.J, Groenigen, J.W., van, Oenema, O, Klein, C.A.M., de, Cerri, C.C

“…Animal production systems are important sources of greenhouse gases (GHGs), especially methane (CH4) and nitrous oxide (N2O). GHG emissions from urine patches…”
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Assessing soil carbon storage rates under no-tillage: Comparing the synchronic and diachronic approaches by Costa Junior, C., Corbeels, M., Bernoux, M., Píccolo, M.C., Siqueira Neto, M., Feigl, B.J., Cerri, C.E.P., Cerri, C.C., Scopel, E., Lal, R.

“…•We compute rates of soil C accumulation under no-tillage management.•We compare both the synchronic and diachronic approach.•More moderate rates of soil C…”
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EFFECT OF FALLOW LAND, CULTIVATED PASTURE AND ABANDONED PASTURE ON SOIL FERTILITY IN TWO DEFORESTED AMAZONIAN REGIONS by DIEZ, J.A, POLO, A, DIAZ-BURGOS, M.A, CERRI, C.C, FEIGL, B.J, PICCOLO, M.C

“…The effect of two practices adopted by settlers (abandoned pasture and fallow land) on soil fertility of two deforested Amazonian regions (Belém-Pará and…”
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Emissions of CO2, N2O, and NO in conventional and no-till management practices in Rondonia, Brazil by Passianoto, C.C, Ahrens, T, Feigl, B.J, Steudler, P.A, Carmo, J.B. do, Melillo, J.M

“…Efforts to restore productivity of pastures often employ agricultural management regimes involving either tillage or no-tillage options combined with various…”
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Rates and controls of nitrous oxide and nitric oxide emissions following conversion of forest to pasture in Rondonia by Neill, C, Steudler, P.A, Garcia-Montiel, D.C, Melillo, J.M, Feigl, B.J, Piccolo, M.C, Cerri, C.C

“…Tropical soils are important sources of nitrous oxide (N2O) and nitric oxide (NO) emissions from the Earths terrestrial ecosystems. Clearing of tropical…”
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Short-term changes in nitrogen availability, gas fluxes (CO2, NO, N2O) and microbial biomass after tillage during pasture re-establishment in Rondônia, Brazil by Carmo, J.B. do, Piccolo, M. de C, Andrade, C.A. de, Cerri, C.E.P, Feigl, B.J, Neto, E.S, Cerri, C.C

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Diurnal changes in nitric oxide emissions from conventional tillage and pasture sites in the Amazon Basin: influence of soil temperature by Passianoto, C.C, Ahrens, T, Feigl, B.J, Steudler, P.A, Melillo, J.M, Carmo, J.B. do

“…We have investigated a subset of restoration practices applied to a degraded pasture at Fazenda Nova Vida, a 22 000 ha cattle ranch in Rondônia, Brazil. Nitric…”
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Nitrogen dynamics during till and no-till pasture restoration sequences in Rondonia, Brazil by Carmo, J.B. do, Neill, C, Garcia-Montiel, D.C, Piccolo, M. de C, Cerri, C.C, Steudler, P.A, Andrade, C.A. de, Passianoto, C.C, Feigl, B.J, Melillo, J.M

“…The clearing of tropical rain forest in the Amazon basin has created large areas of cattle pasture that are now declining in productivity. Practices adopted by…”
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Root systems and soil microbial biomass under no-tillage system by Venzke Filho, S. de P, Feigl, B.J, Piccolo, M. de C, Fante Junior, L, Siqueira Neto, M, Cerri, C.C

“…Some root parameters such as distribution, length, diameter and dry matter are inherent to plant species. Roots can influence microbial population during…”
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Effects of pasture introduction on soil CO2 emissions during the dry season in the state of Rond nia, Brazil by Feigl, B.J., Steudler, P.A., Cerri, C.C.

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Recent history of the agriculture of the Brazilian Amazon Basin: Prospects for sustainable development and a first look at the biogeochemical consequences of pasture reformation by Cerri, C.C, Melillo, J.M, Feigl, B.J, Piccolo, M.C, Neill, C, Steudler, P.A, Carvalho, M. da C.S, Godinho, V.P, Cerri, C.E.P, Bernoux, M

“…Land-use change for human settlement and agricultural purposes, especially pasture establishment, has caused major impacts on the Amazon Basin's environment…”
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Effects of pasture introduction on soil CO(2) emissions during the dry season in the state of Rondonia, Brazil by Feigl, B.J. (Centro de Energia Nuclear na Agricultura, Piracicaba, SP (Brazil)), Steudler, P.A, Cerri, C.C

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Interrelationships among soil total C and N, microbial biomass, trace gas fluxes, and internal N-cycling in soils under pasture of the Amazon region by Cerri, C.E.P, Piccolo, M.C, Feigl, B.J, Paustian, K, Cerri, C.C, Victoria, R.L, Melillo, J.M

“…The aim of this study was to investigate the interrelationships and seasonal weather variations on soil total C and N concentrations, microbial biomass C pool,…”
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