Field Crops Research · 2020 · 29 citations · 52 references
AgricultureAgronomyPlant SciencesCrop ProductionCropping SystemsPlant NutritionCrop Nutrient RequirementsNitrogen AssimilationNitrogen ManagementNitrogen NutritionSoil-plant Nutrient RelationsTillage SystemsCrop Nitrogen Requirement EstimationMaize CultivationNitrogen Effects On YieldNitrogen Fertilization EffectsPlant Nitrogen Status EstimationPlant-available NitrogenSoil Nitrogen Availability Assessment
52
J. J. Hanway · Iowa State University Digital Repository (Iowa State University) · 1966 · 1.9K citations · Full text
Brenda B. Casper, Robert B. Jackson · Annual Review of Ecology and Systematics · 1997 · 1.1K citations
Determination of Total Nitrogen in Plant Material<sup>1</sup>
D. W. Nelson, L. E. Sommers · Agronomy Journal · 1973 · 992 citations