Ifumbire y'inkoko ni ifumbire mvaruganda yo mu rwego rwohejuru, irimo ibintu byinshi kama kama, azote, fosifore, potasiyumu, hamwe nibintu bitandukanye bya tronc, bihendutse kandi bihendutse, bishobora gukora neza ubutaka, kuzamura ubutaka neza, ndetse nko kunoza ikibazo cyubutaka ...
Soma byinshi