???? ??? "????" ???????? ??? ???? ????? ????? ???????? ?? ????? ????????? ?? ???? ????? ????? ????? ???????? ?????? ???.IPI-Investigate-Subjects No. 22 describes in detail the functions of potassium and chloride in the plant and for this reason their great importance in crop generation.Potassium The natural way happens in soil, but farming depletes