Quantitative assessment of the removal of nutrients from the young apple orchard
This paper presents data on the removal rates of potassium, phosphorus, calcium and magnesium from the agroecosystem of the orchard. It was established that the removal of the elements of mineral nutrition from a young apple orchard with Sinap Orlovsky apple trees averages 6 kg of phosphorus, 11 kg of potassium, 22 kg of calcium and 4 kg of magnesium. It was shown that the smallest proportion of biogenic elements is carried away with the crop, the largest is temporarily immobilized with leaf litter.