The time taken by the horizon to develop is 675 years.
Organic matter particles have more negatively charged particles, which hold on the positively charged particles.
The organic matter in the soil affects the water holding capacity of the soil. Thus is if there are more organic matter, this means that the organic matter is more. Thus the farmer has to add more organic matter.
In order to reduce the the acidity, the farmers add Calsium oxide, Calsium hydroxide and so on.
The horizon s formed after years of sediment formation. Thus the process can take years.
This is the half-life of the soil and with the formula of half-life we get 225 * 3 = 675 years.
Therefore, the time taken by the horizon to develop is 675 years.
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