Hristov, AN, Hanigan, M., Cole, A., Todd, R., McAllister TA, Ndegwa, P. and Rotz, A. 2011.
Review: Ammonia emissions from dairy farms and beef feedlots. Can. J. Anim. Sci. 91: 1–35 …

The greenhouse gas (GHG) emissions from the agricultural sector account for about 25.5%
of total global anthropogenic emission. While CO 2 receives the most attention as a factor …

The environmental impacts of beef cattle production and their effects on the overall
sustainability of beef have become a national and international concern. Our objective was …

The methods for estimating methane emissions from cattle as used in the Australian national
inventory are based on older data that have now been superseded by a large amount of …

Purpose The need to assess the sustainability attributes of the United States beef industry is
underscored by its importance to food security locally and globally. A life cycle assessment …

Dairy farms in the United States are diverse and although regional dairy production and farm
strategy has been evaluated for environmental impact, a comprehensive national …

Escalating fertilizer and feed costs, declining product prices, and increasing regulations to
reduce environmental pollution have created new pressures to improve nutrient use in …

Grassland agriculture is an important industry for livestock production and land management
throughout the world. We review the principles of nutrient cycling in grassland agriculture …

In the USA, biomass crop systems will be needed to meet future ethanol production goals.
We estimated production costs, profits, and energy budgets for three potential crop systems …

Ammonia (NH3) emissions vary considerably among farms as influenced by climate and
management. Because emission measurement is difficult and expensive, process‐based …