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<p>or enabled by soil <a href="page.php?w=Microorganism">micro-organisms</a>. Like plants, many micro-organisms require or preferentially use inorganic forms of nitrogen, phosphorus or potassium and will compete with plants for these nutrients, tying up the nutrients in microbial <a href="page.php?w=biomass">biomass</a>, a process often called <a href="page.php?w=Immobilization_%28soil_science%29">immobilization</a>. The balance between immobilization and mineralization processes depends on the balance and availability of major nutrients and organic</p><p>
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