Umatshini wokuchumisa umgquba wenkukhu
Thumela i-imeyile kuthi
Ngaphambili: Umatshini wokwenza isichumiso se-Bio Okulandelayo: Umatshini wokurhweba womgquba
Izixhobo zokulungisa umgquba wenkukhu, ezinokuthi zikhethwe ngokobume bemveliso yonyaka, unyango lokukhuselwa kokusingqongileyo komgquba, ukuvutshelwa komgquba, ukutyumza, kunye nenkqubo yokwenziwa kwegranulation ehlanganisiweyo.
Bhala umyalezo wakho apha kwaye uwuthumele kuthi