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J
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P
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U
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A| B | C| D | E | F | G|H|I | J | K| L| M| N | O | P | Q | R | S | T | U | V | W | X | Y | Z
O Horizon-
Organic horizon of mineral soils. Virgin soils will have an O horizon above a Ah.
Organic Soil-
A soil that contains at least 17 % organic carbon (30% organic matter) by weight. Commonly saturated with water and consist mainly of mosses, sedges and othe hydrophytic vegetation.
Organic Fertilizer-
A by product of the processing of plant and animal matter that has sufficient nutrient capacity to have value as a fertilizer.e.g manure.
Organism-
An individual living thing. From a bacteria to a plant.
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