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United States Department of Agriculture

Agricultural Research Service

Nutrient Data Bank & Feed Value
item The need for more uniform terms and measures of nitrogen use efficiency in agricultural production (Jul 2015)
item Feed conversion efficiency in dairy cows: Repeatability, variation in digestion and metabolism of energy and nitrogen, and ruminal methanogens (Apr 2015)
item Measures of nitrogen use efficiency and nitrogen loss from dairy production systems (Mar 2015)
item Performance, digestion, nitrogen balance, and emission of manure ammonia, enteric methane, and carbon dioxide in lactating cows fed diets with varying alfalfa silage-to-corn silage ratios (Jan 2015)
item Feed and manure use in low-N-input and high-N-input dairy cattle production systems (Nov 2014)
item Mitigating GHG emissions in dairy production (Nov 2014)
item Nitrogen use and trade-offs on dairy farms: an illustration of complexity (Aug 2014)
item Relative excretion of nitrogen from alfalfa silage, corn silage, corn grain, and soybean meal in urine and feces by lactating dairy cows (Jul 2014)
item Contribution of dairy ration components to nitrogen in milk, manure, crops, and environmental nitrogen loss (Jun 2014)
item Abatement of ammonia and nitrous oxide emissions from dairy farms using milk urea N (MUN) (Jun 2014)
item Using MUN to reduce nitrogen emissions from dairy farms (May 2014)
item What dairy cows are fed impacts manure chemistry and the environment (May 2014)
item Rapid qualitative and quantitative analysis of proanthocyanidin oligomers and polymers by ultra-performance liquid chromatography – tandem mass spectrometry (UPLC-MS/MS) (Mar 2014)
item What's new and basic in making good silage? (Mar 2014)
item Silage inoculant effects on milk production and why that may be important to you (Sep 2013)
item Potential probiotic effects of lactic acid bacteria on ruminant performance (Jul 2013)
item Relationship between proteolysis in the silo and efficiency of utilization of dietary protein by lactating dairy cows (Jul 2013)
item Abrupt changes in forage dry matter of one to three days affect intake and milk yield in lactating dairy cows (Jul 2013)
item High partial feed conversion efficiency appears to be a persistent trait associated with reduction in selected measures of methane emissions in dairy cattle (Jun 2013)
item Relationship among methane emission, ammonia emission and selected animal performance measurements (Jun 2013)
item Estimating ammonia and nitrous oxide emissions from dairy farms using milk urea nitrogen (Jun 2013)
item Greenhouse gas fluxes from experimental dairy barnyards (Jun 2013)
item What we feed dairy cows impacts manure chemistry and the environment (Apr 2013)
Last Modified: 9/20/2013
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