Nmin method

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The quality (creditworthiness) of a soil with regard to its suitability for agricultural use is determined by means of bonitur. Especially when planting new vines for the first time, a laboratory analysis of the soil must be carried out as a first measure. The Nmin method is a procedure for determining the mineral content of nitrogen in the soil that is available to the plants. This is referred to as "Nmin" (in contrast to the organically bound nitrogen known as "Norg"). The organically bound nitrogen is not yet available to plants and is only gradually converted into plant-available nitrogen by microorganisms in the course of the annual vegetation cycle.

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Nmin method

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