Mamakucha yakuka kachiyuk mamakuchamanta yakumi kan. Tukuy Tiksimuyupa yakumanta, 97,4 % mamakucha yakumi kan, icha Tiksimuyupi tukuy mamakuchakunapi 1340 hunu km³ mamakucha yakuka tiyanmi. Chay yakuka 30-40g/kg kachita charin, chaymanta mana upiyana yaku kapanchu : runakunaka mamakucha yakutalla upiyakpika mana kawsanata ushan.
Shinapash, mamakucha yakupi tawka challwakunaka, yaku yurakunaka, ñuñuyuk wiwakunatapashmi kawsan. Runakunaka mamakucha yakuta ashtawan mutsun : paymanta mishki challwakunata, mullukunata, kachitapashmi surkun.
Kaypipash rikupay edit