???? ??????? ????? ??? ???? ????? ??? ???? ?? ???????? ??? ???? ? ???? ????? ????? ????? ????? ????? ????? ?? ?????? ?? ??? ??? ?? ???? ?? ?? ???? ????? ? ????? ( ?????? ?? ) ? ??????? ???? ???? ????????? ??? ????? ?? ????? ????? ?? ????.It is actually recognized that adequate Potassium degrees are essential to crops to obtain larger high-quality y