The Analyst · 1964 · 48 citations · 0 references
AgricultureAnimal SciencesAnimal NutritionNitrogen CycleAmmonia Nitrogen AnalysisFeed Nutrient AnalysisNitrogen Content AnalysisNitrogen Content EstimationNitrogen Status Diagnostics
P. C. Williams, Analyst, 1964, 89, 276 DOI: 10.1039/AN9648900276