Field Crops Research · 1987 · 14 citations · 22 references
AgriculturePlant BiologyPlant SciencesCrop PhysiologyPlant NutritionPlant PhysiologyNitrogen AssimilationNitrogen CycleNitrogen NutritionNutrient AvailabilityNutrient PartitioningSoil-plant Nutrient RelationsLeaf Nitrogen AssimilationLeaf Nitrogen ContentLeaf Senescence RegulationSenescenceSenescence Timing
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COPPER ENZYMES IN ISOLATED CHLOROPLASTS. POLYPHENOLOXIDASE IN <i>BETA VULGARIS</i>
Daniel I. Arnon · PLANT PHYSIOLOGY · 1949 · 22.3K citations · Full text
Sand and Water Culture Methods Used in the Study of Plant Nutrition
Agronomy Journal · 1952 · 2.7K citations