Search Results - "Motavalli, P. P."

Compaction effects on soil macropore geometry and related parameters for an arable field by Kim, HyeMin, Anderson, S.H., Motavalli, P.P., Gantzer, C.J.

“…Soil compaction decreases soil pores are important for root growth as well as infiltration of water and nutrients. A study was conducted to evaluate the…”
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Impacts and management strategies for crop production in waterlogged or flooded soils: A review by Kaur, Gurpreet, Singh, Gurbir, Motavalli, Peter P., Nelson, Kelly A., Orlowski, John M., Golden, Bobby R.

“…Globally, flooding is one of the most damaging abiotic stresses, besides drought, that affects 17 million km2 of land surface annually. Recent research…”
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Soil greenhouse gas emissions from agroforestry and other land uses under different moisture regimes in lower Missouri River Floodplain soils: a laboratory approach by Moore, B. D., Kaur, G., Motavalli, P. P., Zurweller, B. A., Svoma, B. M.

“…Changes in land use management practices may have multiple effects on microclimate and soil properties that affect soil greenhouse gas (GHG) emissions. Soil…”
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Do bacterial and fungal communities in soils of the Bolivian Altiplano change under shorter fallow periods? by Gomez-Montano, L., Jumpponen, A., Gonzales, M.A., Cusicanqui, J., Valdivia, C., Motavalli, P.P., Herman, M., Garrett, K.A.

“…Traditional fallow periods in the Bolivian highlands are being shortened in an effort to increase short-term crop yields, with potential long-term impacts on…”
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Corn Response to Conventional and Slow-Release Nitrogen Fertilizers across a Claypan Landscape by Noellsch, A.J, Motavalli, P.P, Nelson, K.A, Kitchen, N.R

“…Improvement of N fertilizer recovery efficiency (NRE) is necessary to reduce excess N entering the environment and to increase economic returns. A 2-yr field…”
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Soil phosphorus fractions after 111 years of animal manure and fertilizer applications by MOTAVALLI, P. P, MILES, R. J

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Soil microbial activity and functional diversity changed by compaction, poultry litter and cropping in a claypan soil by Pengthamkeerati, P., Motavalli, P.P., Kremer, R.J.

“…► Moderate soil compaction increased soil microbial activities related to carbon. ► More severe soil compaction caused an adverse effect on these soil…”
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Impact of genetically modified crops and their management on soil microbially mediated plant nutrient transformations by Motavalli, P.P, Kremer, R.J, Fang, M, Means, N.E

“…One of the potential environmental effects of the recent rapid increase in the global agricultural area cultivated with transgenic crops is a change in soil…”
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Changes in soil chemical properties with flooding: A field laboratory approach by Unger, Irene M., Motavalli, Peter P., Muzika, Rose-Marie

“…Phenolic compounds, which can affect the availability of soil nitrogen (N) for plants, may accumulate in the soil under flooded conditions. The objective of…”
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Adaptation to Early-Season Soil Waterlogging Using Different Nitrogen Fertilizer Practices and Corn Hybrids by Kaur, Gurpreet, Nelson, Kelly A., Motavalli, Peter P., Singh, Gurbir

“…Excessive rainfall occurring in the early spring season in the Midwestern United States result in waterlogged soils contributing to corn production losses. The…”
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Cropping System Affects Polymer-Coated Urea Release and Corn Yield Response in Claypan Soils by Nelson, K. A., Motavalli, P. P., Dudenhoeffer, C. J.

“…Preplant‐applied, urea‐based fertilizer management in high‐residue, no‐till (NT) corn (Zea mays L.) is challenging because of potential N loss due to cool, wet…”
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Corn Yield Response to Timing of Strip‐Tillage and Nitrogen Source Applications by Nash, P. R., Nelson, K. A., Motavalli, P. P.

“…Development of effective management practices to maximize corn (Zea mays L.) production is important in poorly drained claypan soils due to their relatively…”
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Bacterial Diversity in Rhizospheres of Nontransgenic and Transgenic Corn by Fang, Min, Kremer, Robert J, Motavalli, Peter P, Davis, Georgia

“…Bacterial diversity in transgenic and nontransgenic corn rhizospheres was determined. In greenhouse and field studies, metabolic profiling and molecular…”
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Early-Season Soil Waterlogging and N Fertilizer Sources Impacts on Corn N Uptake and Apparent N Recovery Efficiency by Kaur, Gurpreet, Nelson, Kelly, Motavalli, Peter

“…Soil waterlogging resulting from extreme precipitation events creates anaerobic conditions that may inhibit plant growth and increase N losses. A three-year…”
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Effects of Polymer-Coated Urea Application Ratios and Dates on Wheat and Subsequent Double-Crop Soybean by Nash, P.R, Nelson, K.A, Motavalli, P.P, Meinhardt, C.G

“…Effective management of soil N fertilizer, including the use of enhanced efficiency N fertilizer sources and optimal dates of fertilizer application, may…”
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Management of Nitrapyrin and Pronitridine Nitrification Inhibitors with Urea Ammonium Nitrate for Winter Wheat Production by Habibullah, H., Nelson, Kelly, Motavalli, Peter

“…Synchrony between soil mineral nitrogen (N) supply and crop N demand is important for optimal plant growth. Excessively wet conditions expose poorly drained…”
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Relationship of Apparent Soil Electrical Conductivity to Claypan Soil Properties by Jung, W. K., Kitchen, N. R., Sudduth, K. A., Kremer, R. J., Motavalli, P. P.

“…Understanding relationships between sensor‐based measurements and soil properties related to soil quality may help in developing site‐specific management. The…”
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Soybean Response to Preplant and Foliar-Applied Potassium Chloride with Strobilurin Fungicides by Nelson, K.A, Motavalli, P.P, Stevens, W.E, Dunn, D, Meinhardt, C.G

“…Potassium chloride (KCl) preplant or foliar applied with fungicides to soybean [Glycine max (L.) Merr.] may allow farmers to increase yields when soil K…”
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Relating mobile sensor soil strength to penetrometer cone index by Chung, S.O., Sudduth, K.A., Motavalli, P.P., Kitchen, N.R.

“…► CI and PSSI were linear as a function of weight of soil, cohesion, adhesion, and depth. ► The patterns were exponential as a function of internal and…”
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Enhanced Efficiency Liquid Nitrogen Fertilizer Management for Corn Production by Motavalli, Peter P., Nelson, Kelly A., Singh, Gurbir, Steusloff, Tyler W.

“…Claypan soils have a high potential for N loss, which can lower corn (Zea mays L.) yields. Field research was conducted from 2011 to 2013 in Northeast Missouri…”
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