Mubikorwa byinshi byinganda zikoreshwa mu nganda, kugabanya bisanzwe ntibishobora kuzuza ibikenewe byihariye, bisaba kubitondekanya bisanzwe. Kugabanya ibicuruzwa bidasanzwe birashobora kugabanya neza guhuza ibisabwa bidasanzwe mubikorwa byakazi, igipimo nogushiraho.