Search Results - "Quemada, M."

The cover crop determines the AMF community composition in soil and in roots of maize after a ten-year continuous crop rotation by Hontoria, C., García-González, I., Quemada, M., Roldán, A., Alguacil, M.M.

“…Intensive agricultural practices are responsible for soil biological degradation. By stimulating indigenous arbuscular mycorrhizal fungi (AMF), cover cropping…”
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Drought impact on cropland use monitored with AVIRIS imagery in Central Valley, California by Pancorbo, J.L., Quemada, M., Roberts, Dar A.

“…During 2012–2016 California experienced the longest and most severe drought in the last centuries. This water scarcity led to an increase in non-cultivated…”
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Exploring nitrogen indicators of farm performance among farm types across several European case studies by Quemada, M., Lassaletta, L., Jensen, L.S., Godinot, O., Brentrup, F., Buckley, C., Foray, S., Hvid, S.K., Oenema, J., Richards, K.G., Oenema, O.

“…•Nitrogen indicators depend on farm type, management and environmental conditions.•A characteristic operating space defines the farm population nitrogen…”
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Nitrogen use efficiency and residual effect of fertilizers with nitrification inhibitors by Alonso-Ayuso, M., Gabriel, J.L., Quemada, M.

“…•Conventional and fertilizers with DMPP were compared in a 3-year crop rotation.•The nitrification inhibitor reduced the recommended N rate in the second…”
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Do cover crops enhance N2O, CO2 or CH4 emissions from soil in Mediterranean arable systems? by Sanz-Cobena, A., García-Marco, S., Quemada, M., Gabriel, J.L., Almendros, P., Vallejo, A.

“…This study evaluates the effect of planting three cover crops (CCs) (barley, Hordeum vulgare L.; vetch, Vicia villosa L.; rape, Brassica napus L.) on the…”
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Meta-analysis of strategies to control nitrate leaching in irrigated agricultural systems and their effects on crop yield by Quemada, M., Baranski, M., Nobel-de Lange, M.N.J., Vallejo, A., Cooper, J.M.

“…•Meta-analysis of irrigated cropping systems strategies to control nitrate leaching.•Adjusting water application to crop needs reduced nitrate leaching by…”
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Replacing bare fallow with cover crops in a maize cropping system: Yield, N uptake and fertiliser fate by Gabriel, J.L., Quemada, M.

“…▶ Replacing bare fallow by cover crops (barley, vetch) was studied in a 3.5 year field trial. ▶ Cover crops did not have an effect on maize yield or biomass,…”
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Improved crop residue cover estimates obtained by coupling spectral indices for residue and moisture by Quemada, M., Hively, W.D., Daughtry, C.S.T., Lamb, B.T., Shermeyer, J.

“…Remote sensing assessment of crop residue cover (fR) and tillage intensity can improve predictions of the environmental impact of agricultural practices and…”
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The role of cover crops in irrigated systems: Water balance, nitrate leaching and soil mineral nitrogen accumulation by Gabriel, J.L., Muñoz-Carpena, R., Quemada, M.

“…► Cover crops reduced nitrate leaching in irrigated systems. ► More than 77% of nitrate leaching occurred during the intercrop period. ► Vetch, less efficient…”
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Nitrogen use efficiency and fertiliser fate in a long-term experiment with winter cover crops by Gabriel, J.L., Alonso-Ayuso, M., García-González, I., Hontoria, C., Quemada, M.

“…•Maize biomass and yield were not affected by cover crop treatment but N uptake did.•Vetch increased N uptake by maize from other sources, increasing N…”
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Assessing nitrate groundwater hotspots in Europe reveals an inadequate designation of Nitrate Vulnerable Zones by Serra, J., Marques-dos-Santos, C., Marinheiro, J., Cruz, S., Cameira, M.R., de Vries, W., Dalgaard, T., Hutchings, N.J., Graversgaard, M., Giannini-Kurina, F., Lassaletta, L., Sanz-Cobeña, A., Quemada, M., Aguilera, E., Medinets, S., Einarsson, R., Garnier, J.

“…Monitoring networks show that the European Union Nitrates Directive (ND) has had mixed success in reducing nitrate concentrations in groundwater. By combining…”
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Uncertainties in projected impacts of climate change on European agriculture and terrestrial ecosystems based on scenarios from regional climate models by Olesen, J. E, Carter, T. R, Díaz-Ambrona, C. H, Fronzek, S, Heidmann, T, Hickler, T, Holt, T, Minguez, M. I, Morales, P, Palutikof, J. P, Quemada, M, Ruiz-Ramos, M, Rubæk, G. H, Sau, F, Smith, B, Sykes, M. T

“…The uncertainties and sources of variation in projected impacts of climate change on agriculture and terrestrial ecosystems depend not only on the emission…”
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Predicting crop residue decomposition using moisture adjusted time scales by Quemada, M.

“…Crop residue decomposition is generally described by exponential decay functions with empirically determined decay constants. The most common time scales used…”
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Predicting crop residue decomposition using moisture adjusted time scales by Quemada, M.

“…Crop residue decomposition is generally described by exponential decay functions with empirically determined decay constants. The most common time scales used…”
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The role of cover crops in irrigated systems: Soil salinity and salt leaching by Gabriel, J.L., Almendros, P., Hontoria, C., Quemada, M.

“…► Cover crops reduced salt leaching in irrigated systems. ► Periods of salt gain occurred more often in the cover crops than in the fallow. ► After 3.5 years,…”
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Airborne hyperspectral and Sentinel imagery to quantify winter wheat traits through ensemble modeling approaches by Pancorbo, J. L., Alonso-Ayuso, M., Camino, C., Raya-Sereno, M. D., Zarco-Tejada, P. J., Molina, I., Gabriel, J. L., Quemada, M.

“…Early prediction of crop production by remote sensing (RS) may help to plan the harvest and ensure food security. This study aims to improve the quantification…”
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Integrating Water, Nitrogen, and Salinity in Sustainable Irrigated Systems: Cover Crops versus Fallow by Gabriel, J. L, Vanclooster, M, Quemada, M

“…AbstractCover cropping techniques are efficient for reducing pollutant leaching, avoiding soil erosion, or enhancing soil properties of agricultural soils…”
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Drainage and nitrate leaching under processing tomato growth with drip irrigation and plastic mulching by Vázquez, N., Pardo, A., Suso, M.L., Quemada, M.

“…Irrigated agricultural areas are particularly susceptible to groundwater pollution because irrigated crops are abundantly fertilized and occasionally…”
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Ground cover and leaf area index relationship in a grass, legume and crucifer crop by Ramirez-Garcia, J., Almendros, P., Quemada, M.

“…Canopy characterization is essential for describing the interaction of a crop with its environment. The goal of this work was to determine the relationship…”
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Soil water balance: Comparing two simulation models of different levels of complexity with lysimeter observations by Soldevilla-Martinez, M., Quemada, M., López-Urrea, R., Muñoz-Carpena, R., Lizaso, J.I.

“…•Two one-dimensional models differing in complexity were compared.•Lysimeter observations determined model performance.•We used the simulated annealing method…”
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