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SOIL NUTRIENTS, SOURCES AND UPTAKE - …
www.agronomy.k-state.eduSOIL NUTRIENTS, SOURCES AND UPTAKE Essential Plant Nutrients All green plants have the ability to manufacture their own food by using energy derived from the
SOIL NUTRIENTS, SOURCES AND UPTAKE
www.agronomy.k-state.eduo Soil organic matter is approximately 5% N and 0.5% P or S. o Organic matter is also the primary reservoir for available forms of most of the micronutrients. o Potassium is an important exception and does not exist in organic forms. Even though plants are not able to utilize nutrients in organic matter directly,