Nitrogen fatịlaịza N15

(1)ColorcomNitrogen fatịlaịza, nke nwere ike inye ihe ọkụkụ nitrogen nri mgbe etinyere ya na ala. Nitrogen fatịlaịza bụ fatịlaịza kasị ukwuu n'ụwa.

(2) Ọnụego fatịlaịza kwesịrị ekwesị nke nitrogen na-ekere òkè dị mkpa n'ịba ụba mkpụrụ ihe ọkụkụ na imeziwanye àgwà nke ngwaahịa ugbo.

(3) Enwere ike kewaa fatịlaịza nitrogen na fatịlaịza nitrogen amonia, fatịlaịza nitrogen ammonium, fatịlaịza nitrogen nitrate, fatịlaịza nitrogen nitrate, fatịlaịza nitrogen cyanamide na fatịlaịza amide nitrogen dị ka otu nwere nitrogen si dị.