Research Article

Quality and Grain Yield Attributes of Rwandan Rice (Oryza sativa L.) Cultivars Grown in a Biotron Applying Two NPK Levels

Figure 2

Loading (a) and score (b) plot from principal components analysis of grain yield, its components, mineral elements, total phenolic content, total antioxidant capacity, polymeric protein, protein solubility, and UPP. First principal component explained 32% of the variation while the second principal component explained 19.9% of the variation.
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