"?? ?????????? ?? ??????? ??? ??????? ?????? ????? ??? ?????? ??? ??????? ??????? ???? ?????? [...]"??????????? ???????? ????????????? ????????? ???? ????? ??? ?????????? ??????????????? ???? ?????? ???????? ????????? ?????? ? ??????? ??????? ???????? ???????? ????.Plant roots are A different frequent cause for sewer back again-ups and overflows. T