Search Results - "Clough, Timothy J."

Ammonium sorption and ammonia inhibition of nitrite-oxidizing bacteria explain contrasting soil N2O production by Venterea, Rodney T., Clough, Timothy J., Coulter, Jeffrey A., Breuillin-Sessoms, Florence, Wang, Ping, Sadowsky, Michael J.

“…Better understanding of process controls over nitrous oxide (N 2 O) production in urine-impacted ‘hot spots’ and fertilizer bands is needed to improve…”
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Phylogenetic and functional potential links pH and N2O emissions in pasture soils by Samad, Md Sainur, Biswas, Ambarish, Bakken, Lars R., Clough, Timothy J., de Klein, Cecile A. M., Richards, Karl G., Lanigan, Gary J., Morales, Sergio E.

“…Denitrification is mediated by microbial, and physicochemical, processes leading to nitrogen loss via N 2 O and N 2 emissions. Soil pH regulates the reduction…”
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High-Resolution Denitrification Kinetics in Pasture Soils Link N2O Emissions to pH, and Denitrification to C Mineralization by Samad, Md Sainur, Bakken, Lars R, Nadeem, Shahid, Clough, Timothy J, de Klein, Cecile A M, Richards, Karl G, Lanigan, Gary J, Morales, Sergio E

“…Denitrification in pasture soils is mediated by microbial and physicochemical processes leading to nitrogen loss through the emission of N2O and N2. It is…”
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Influence of soil moisture on codenitrification fluxes from a urea-affected pasture soil by Clough, Timothy J., Lanigan, Gary J., de Klein, Cecile A. M., Samad, Md. Sainur, Morales, Sergio E., Rex, David, Bakken, Lars R., Johns, Charlotte, Condron, Leo M., Grant, Jim, Richards, Karl G.

“…Intensively managed agricultural pastures contribute to N 2 O and N 2 fluxes resulting in detrimental environmental outcomes and poor N use efficiency,…”
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Impact of nitrogen compounds on fungal and bacterial contributions to codenitrification in a pasture soil by Rex, David, Clough, Timothy J., Richards, Karl G., Condron, Leo M., de Klein, Cecile A. M., Morales, Sergio E., Lanigan, Gary J.

“…Ruminant urine patches on grazed grassland are a significant source of agricultural nitrous oxide (N 2 O) emissions. Of the many biotic and abiotic N 2 O…”
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Isotopes and trace elements as natal origin markers of Helicoverpa armigera--an experimental model for biosecurity pests by Holder, Peter W, Armstrong, Karen, Van Hale, Robert, Millet, Marc-Alban, Frew, Russell, Clough, Timothy J, Baker, Joel A

“…Protecting a nation's primary production sector and natural estate is heavily dependent on the ability to determine the risk presented by incursions of exotic…”
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Effects of bovine urine, plants and temperature on N2O and CO2 emissions from a sub-tropical soil by Uchida, Yoshitaka, Clough, Timothy J., Kelliher, Francis M., Hunt, John E., Sherlock, Robert R.

“…Grazing ruminants urinate and deposit N onto pastoral soils at rates up to 1,000 kg ha −1 , with most of this deposited N present as urea. In urine patches,…”
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Impact of Water Management on Methane Emission Dynamics in Sri Lankan Paddy Ecosystems by Lakshani, M. M. Tharindi, Deepagoda, T. K. K. Chamindu, Li, Yuan, Hansen, H. F. E., Elberling, Bo, Nissanka, Sarath P., Senanayake, Dassanayake M. J. B., Hamamoto, Shoichiro, Babu, G. L. Sivakumar, Chanakya, Hoysala N., G., Parameswaran T., Arunkumar, Pandit G., Sander, Bjoern Ole, Clough, Timothy J., Smits, Kathleen

“…Paddy ecosystems constitute a dominant source of greenhouse gases, particularly of methane (CH4), due to the continuous flooding (CF) practiced under…”
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Irrigation Scheduling with Soil Gas Diffusivity as a Decision Tool to Mitigate N2O Emissions from a Urine-Affected Pasture by Rousset, Camille, Clough, Timothy J., Grace, Peter R., Rowlings, David W., Scheer, Clemens

“…Pastures require year-round access to water and in some locations rely on irrigation during dry periods. Currently, there is a dearth of knowledge about the…”
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Characterization of Grain‐Size Distribution, Thermal Conductivity, and Gas Diffusivity in Variably Saturated Binary Sand Mixtures by Deepagoda, T.K.K. Chamindu, Smits, Kathleen, Jayarathne, J.R.R.N., Wallen, Benjamin M., Clough, Timothy J.

“…Core Ideas Parameterized models are relevant to applications where different porous media mixtures are used. Models include a grain‐size distribution function…”
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Organic matter contributions to nitrous oxide emissions following nitrate addition are not proportional to substrate-induced soil carbon priming by Li, Yuan, Moinet, Gabriel Y.K., Clough, Timothy J., Whitehead, David

“…The addition of carbon (C) substrate often modifies the rate of soil organic matter (SOM) decomposition. This is known as the priming effect. Nitrous oxide…”
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In situ nitrous oxide and dinitrogen fluxes from a grazed pasture soil following cow urine application at two nitrogen rates by Ding, Keren, Luo, Jiafa, Clough, Timothy J., Ledgard, Stewart, Lindsey, Stuart, Di, Hong J.

“…Cattle grazing of pastures deposits urine onto the pasture soil at high nitrogen (N) rates that exceed the pasture's immediate N demands, increasing the risk…”
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Measuring denitrification and the N2O:(N2O+N2) emission ratio from terrestrial soils by Friedl, Johannes, Cardenas, Laura M, Clough, Timothy J, Dannenmann, Michael, Hu, Chunsheng, Scheer, Clemens

“…Denitrification, a significant pathway of reactive N-loss from terrestrial soils, impacts on agricultural production and the environment. Net production and…”
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Recent advances in grazed pasture-based dairy science by Clough, Timothy J.

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Nitrous oxide emissions from ruminant urine: science and mitigation for intensively managed perennial pastures by Clough, Timothy J, Cardenas, Laura M, Friedl, Johannes, Wolf, Benjamin

“…Despite optimising fertiliser practice and nitrogen (N) use efficiency nitrous oxide N2O generation from ruminant-urine deposition prevails due to the…”
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Emissions of nitrous oxide, dinitrogen and carbon dioxide from three soils amended with carbon substrates under varying soil matric potentials by Li, Yuan, Clough, Timothy J., Moinet, Gabriel Y. K., Whitehead, David

“…Carbon (C) substrates are critical for regulating denitrification, a process that results in nitrous oxide (N2O) and dinitrogen (N2) emissions from soil…”
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Transformation of Organic Matter and the Emissions of Methane and Ammonia during Storage of Liquid Manure as Affected by Acidification by Sommer, Sven G., Clough, Timothy J., Balaine, Nimlesh, Hafner, Sasha D., Cameron, Keith C.

“…Acidification of livestock manure can reduce emission of the greenhouse gases methane (CH4) and nitrous oxide (N2O), as well as ammonia (NH3). We examined the…”
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Potential Environmental Benefits from Blending Biosolids with Other Organic Amendments before Application to Land by Paramashivam, Dharini, Dickinson, Nicholas M., Clough, Timothy J., Horswell, Jacqui, Robinson, Brett H.

“…Biosolids disposal to landfill or through incineration is wasteful of a resource that is rich in organic matter and plant nutrients. Land application can…”
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Effect of aggregate size distribution on soil moisture, soil-gas diffusivity, and N2O emissions from a pasture soil by Jayarathne, J.R.R.N., Chamindu Deepagoda, T.K.K., Clough, Timothy J., Thomas, Steve, Elberling, Bo, Smits, Kathleen M.

“…•Air-entry potential increased with increasing fine aggregate fraction.•Interaggregate pore characteristics varied with aggregate combinations.•Fine aggregate…”
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Irrigation scheduling needs to consider both plant‐available water and soil aeration requirements by Pragg, Beaulah, Deepagoda, T. K. K. Chamindu, Cameron, Keith, Di, Hong, Clough, Timothy J., Carrick, Sam

“…Global food production relying on irrigated agriculture accounts for >70% of the global freshwater withdrawal. A thorough understanding of soil–water…”
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