Justification of the limit of expediency of using potash fertilizers
Journal: Collected Works of Uman National University of Horticulture
Year: 2021

The issues of the recoupment of potash fertilizers are considered, which is one of the most controversial in agronomy, since it is precisely this that determines the need for fertilizers and the economic efficiency of their use. It is shown that the payback of fertilizers is a complex value and not constant in different crops. The increase in yield from fertilizers in kind is taken on the basis of field experiments with fertilizers carried out on podzolized chernozem in the Uman NUS. The cost of