Haasi ese mafetireza ane phosphorus akafanana. Nechikonzero ichi, kuve nechokwadi chekuti phosphorus yakakwana uye yakakodzera nguva yekudya kwembatatisi inogona kuve yakaoma kana kudhura zvakanyanya.
Kana mafetireza maviri aine huwandu hwakaenzana hwe elemental phosphorus, asi iri mune akasiyana makomisheni anoita zvakasiyana muvhu, mafetireza anogona kusiyana zvakanyanya muhuwandu uye padanho ripi remwaka wekukura richawanikwa kune zvirimwa. Chokwadi ichi chinoshungurudza varimi vakawanda vembatatisi uye zvinokonzeresa kukanganisa fetiraiza yezvirimwa.
Kuona kuti varimi vawana zvavakabhadharira nekudyara mukudyara kwezvirimwa, ese makuru ekutengesa phosphate mafetireza akanyorwa nechikamu che phosphorus (P2O5) icho chinowanikwa kuzvirimwa. Phosphorus inowanikwa kune zvirimwa inoverengwa nekuyera kunyungudika kwefosfate fertilizer mumvura uye ammonium citrate, asidi isina simba. Inotevedzera organic acids inowanzoitika muvhu kana yakavanzwa nemidzi yezvirimwa.