Diammonium Phosphate (DAP) kereiti ya sefepi ke monontsha wa phosphorus le nitrogen o sebediswang hangata o ka sebediswang e le tlatsetso ya phepo dijong tsa diphoofolo.E entsoe ka li-ion tsa ammonium le phosphate, tse fanang ka limatlafatsi tse hlokahalang bakeng sa kholo le nts'etsopele ea liphoofolo.
Kreiti ya dijo tsa DAP ka tlwaelo e na le kgatello e phahameng ya phosphorus (e ka bang 46%) le nitrogen (e ka bang 18%), e leng se etsang hore e be mohlodi wa bohlokwa wa dimatlafatsi tsena phepong ya diphoofolo.Phosphorus e bohlokoa bakeng sa mesebetsi e fapaneng ea 'mele, ho kenyelletsa le ho theoa ha masapo, metabolism ea matla le ho ikatisa.Naetrojene e bapala karolo ea bohlokoa tlhahisong ea protheine le kholong ka kakaretso.
Ha e kenyelelitsoe lijong tsa liphoofolo, kereiti ea phepo ea DAP e ka thusa ho fihlela litlhoko tsa phosphorus le naetrojene tsa mehlape le likhoho, ho khothaletsa kholo e phetseng hantle, ho ikatisa, le tlhahiso ka kakaretso.
Ho bohlokoa ho nahana ka litlhoko tse khethehileng tsa phepo ea liphoofolo le ho sebetsa le setsebi sa phepo e nepahetseng kapa ngaka ea liphoofolo ho fumana tekanyo e nepahetseng ea kenyeletso ea kereiti ea phepelo ea DAP tlhahisong ea phepo.