Search Results - "Ramírez, Paulina B."

Dryland Winter Wheat Production and Its Relationship to Fine-Scale Soil Carbon Heterogeneity—A Case Study in the US Central High Plains by Ramírez, Paulina B., Calderón, Francisco J., Vigil, Merle F., Mankin, Kyle R., Poss, David, Fonte, Steven J.

“…Soil carbon plays a key role in maintaining soil quality, but its direct impact on crop yields depends on the interplay of different factors. This study aims…”
Get full text

Soil microbial community responses to labile organic carbon fractions in relation to soil type and land use along a climate gradient by Ramírez, Paulina B., Fuentes-Alburquenque, Sebastián, Díez, Beatriz, Vargas, Ignacio, Bonilla, Carlos A.

“…There has been a growing interest in studying the labile C pool in order to promote the sequestration and stabilization of soil organic carbon (SOC). Although…”
Get full text

Environmental controls and long-term changes on carbon stocks under agricultural lands by Ramírez, Paulina B., Calderón, Francisco J., Fonte, Steven J., Bonilla, Carlos A.

“…•Cultivated lands in semiarid and subhumid areas were more vulnerable to C losses.•SOC stocks in cooler humid regions, were stable or increased over…”
Get full text

Using Diffuse Reflectance Spectroscopy as a High Throughput Method for Quantifying Soil C and N and Their Distribution in Particulate and Mineral-Associated Organic Matter Fractions by Ramírez, Paulina B., Calderón, Francisco J., Haddix, Michelle, Lugato, Emanuele, Cotrufo, M. Francesca

“…Large-scale quantification of soil organic carbon (C) and nitrogen (N) stocks and their distribution between particulate (POM) and mineral-associated (MAOM)…”
Get full text

Using Mid-Infrared Spectroscopy to Optimize Throughput and Costs of Soil Organic Carbon and Nitrogen Estimates: An Assessment in Grassland Soils by Paulina B. Ramírez, Samantha Mosier, Francisco Calderón, M. Francesca Cotrufo

“…Low-cost techniques, such as mid-infrared (MIR) spectroscopy, are increasingly necessary to detect soil organic carbon (SOC) and nitrogen (N) changes in…”
Get full text

Addressing the effects of soil organic carbon on water retention in US Pacific Northwest wheat–soil systems by Ramírez, Paulina B., Machado, Stephen, Singh, Surendra, Plunkett, Rachael, Calderón, Francisco J.

“…Soil organic carbon (SOC) is considered a significant contributor to soil water retention. However, generalizations about the role of SOC in available…”
Get full text

Spectral responses to labile organic carbon fractions as useful soil quality indicators across a climatic gradient by Ramírez, Paulina B., Calderón, Francisco J., Fonte, Steven J., Santibáñez, Fernando, Bonilla, Carlos A.

“…•LF material had similar spectral features across different climates.•SOM content did not vary in relation to spectral characteristics of LF.•Aliphatic CH and…”
Get full text

Applying NIR and MIR spectroscopy for C and soil property prediction in northern cold-region ecosystems. Which approach works better? by Ramírez, Paulina B., Calderón, Francisco J., Jastrow, Julie D., Ping, Chien-Lu, Matamala, Roser

“…Developing reliable predictions of soil attributes is necessary to understand northern cold-region climate-soil feedback. Calibration models using…”
Get full text