Distribution of Available Silicon of Volcanic Ash Soils in Jeju Island

<div>Comparison of available Si content among soil orders in typifying pedons of Jeju soils (Andisols and non-Andisols) and Korean mainland soils (Alfisols, Ultisols, Entisols, and Inceptisols). Boxes represent 25th, 50th (median), and 75th percentiles, and the whiskers indicate the minimum and maximum values. Mean values (dashed line); outliers (<i>o</i>).</div>

Applied and Environmental Soil Science

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Figure 5

Figure 5: Distribution of Available Silicon of Volcanic Ash Soils in Jeju Island 