nitrogen balance

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  • noun

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the balance between the amount of nitrogen taken in (to the soil or the body) and the amount given off (lost or excreted)

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References in periodicals archive ?
Nutrient digestibility and nitrogen balance parameters were expressed as arithmetic means +- standard deviations (SD).
Nitrogen balance and endogenous loss estimate in lactating cows fed with diets of forage cactos and increasing levels of urea and cassava.
Negative nitrogen balance in these birds can only be caused by catabolism of amino acids and consequent excretion of nitrogen in excess of that gained by amino acid absorption from the diet.
Caption: Figure 4--Chorophyll Index - Dualex[R] 4 (A, B), Flavonoids Index - Dualex[R] 4 (C, D) and Nitrogen Balance Index--Dualex[R] 4 (E, F) of the ornamental pepper cultivars 'Calypso' and 'MG 302', after being treated with ethylene 48 hours, 1-MCP, 1-MCP + ethylene for 48 hours, STS and STS + ethylene for 48 hours and control.
Digestibility, nitrogen balance and blood metabolites in llama (Lama glama) and alpaca (Lama pacos) fed barley or barley alfalfa diets.
Modelling of water and nitrogen balances in the ponded water and soil profile of rice fields in Northern Greece.
Nitrogen balance and nitrogen retention indicate the state of the body in regard to ingestion and excretion of nitrogen.
It does not determine nitrogen balance, the determination of which is technically demanding, but instead responds rapidly to in vivo changes in rates of protein synthesis;
Compared to lower calorie-TPN, higher calorie-TPN did not improve estimated nitrogen balance, protein catabolic rate, or urea generation rate, but increased serum triglycerides, glucose, insulin need and nutritional fluid administration (one study).
The way a fire is prevented is by controlling the oxygen and nitrogen balance in a designated room.
Areas discussed include prebiosis with fermentable carbohydrates in pig nutrition, digestibility and nitrogen balance of non conventional protein sources fed to pigs of two different genotypes, effects of botanicals rich in polyphenolics on animal productivity and health, and the greenhouse gas budget of the dairy industry in Canada.
But it has been difficult to know precisely the extent to which such emissions have altered the nitrogen balance.
Nitrogen balance, serum albumin, and certain measures of immune function were significantly better in the L-glutamine group than in the control group.
One reason for this continued recommendation, I believe, is that the laboratory procedure used to justify an increased protein RDA (field-based nitrogen balance measurements) has many methodological shortcomings that are not recognized by the sports science community (Lamont, 2008).