?????????? ???????? ?????????? ???????? ????????????? ????????? ???????? ?????? ????? ???????? ??? ????? ???? ???? ?????? ??? ??? ????????? ??? ???????? ???? ??? ?????????, ??????? ??? ??????????? ?????????? ??? ??????????.Ammonia also is renewed naturally as Portion of the nitrogen cycle that previously occurs as crops fertilize. Because of this