Amathangi e-nitrogen ewuketshezi angamathuluzi okugcina abalulekile asetshenziswa ezimbonini ezahlukahlukene, okuhlanganisa ucwaningo, ukunakekelwa kwezempilo, kanye nokucubungula ukudla.Abalulekile ekugcineni i-nitrogen ewuketshezi futhi athole ukusetshenziswa okusabalele ekuhloleni izinga lokushisa eliphansi, ukulondolozwa kwesampula,...
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