Content tagged "nitrous oxide"

How Well Do We Understand Nitrous Oxide Emissions from Open-lot Cattle Systems?

Animal Manure Management Updated: May 19, 2017

Nitrous oxide (N2O) emissions from concentrated animal feeding operations, including cattle feedyards, have become an important research topic. However,...

A Model Comparison of Daily N2O Flux with DayCent, DNDC, and EPIC

Animal Manure Management Updated: May 04, 2017

Process-based models are increasingly used as tools for studying complex agroecosystem interactions and N2O emissions from agricultural fields. The...

Factors Affecting Nitrous Oxide Emissions Following Subsurface Manure Application

Animal Manure Management Updated: February 14, 2017

[Abstract] Subsurface manure application is theoretically susceptible to greater denitrification losses and nitrous oxide (N2O) emissions compared to surface...

Greenhouse Gases and Agriculture (Self Study Lesson)

Animal Manure Management Updated: January 14, 2016

This is a self-guided learning lesson about greenhouse gases (GHG) and their connections to livestock and poultry production. It is useful for self-study and...

Measuring Nitrous Oxide and Methane Emissions from Feedyard Pen Surfaces; Experience with the NFT-NSS Chamber Technique

Animal Manure Management Updated: August 03, 2015

Accurate estimation of greenhouse gas emissions, including nitrous oxide and methane, from open beef cattle feedlots is an increasing concern given the...

Measuring nitrous oxide emissions from a Wisconsin dairy forage cropping system

Animal Manure Management Updated: March 18, 2015

Nitrous oxide emitted from cropland constitutes a significant component of the agricultural sector's overall greenhouse gas footprint. In order to accurately...

Manure Application Method and Timing Effects on Emission of Ammonia and Nitrous Oxide

Animal Manure Management Updated: November 07, 2013

Waste to Worth home | More proceedings....We conducted a field study on corn to evaluate the effect of liquid dairy manure applied pre-plant (injection or...

Greenhouse Gas Emissions From Land Applied Swine Manure: Development of Method Based on Static Flux Chambers

Animal Manure Management Updated: November 06, 2013

Waste to Worth home | More proceedings....A new method was used at the Ag 450 Farm Iowa State University (41.98N, 93.65W) from October 24, 2012 through...

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This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.