Plant and Soil · 1990 · 94 citations · 19 references
AgricultureAgronomyPlant SciencesCrop PhysiologyPlant BiochemistryPlant NutritionBarley ScienceCereal Crop PhysiologyNitrogen AssimilationNitrogen CycleNitrogen FixationNitrogen NutritionBarley Nutrient UptakeBarley Protein ContentGrain Amino Acid CompositionNickel NutritionNitrogen Deficiency PhysiologyNitrogen Deficiency SymptomsNitrogen Deficiency ToleranceNitrogen Effects On Yield
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Determination of Total Nitrogen in Plant Material<sup>1</sup>
D. W. Nelson, L. E. Sommers · Agronomy Journal · 1973 · 992 citations
Nickel: A Micronutrient Essential for Higher Plants
Patrick H. Brown, Ross M. Welch, Earle E. Cary · PLANT PHYSIOLOGY · 1987 · 551 citations · Full text