Effect of maca (Lepidium meyenii) food supplementation on growth of Rainbow trout (oncorhynchus mykiss)

Lepidium meyeni (maca) has been cultivated for over 2000 years in the Andean mountains and the tuber of this plant has long used as food and folk medicine. The maca meal is used in rainbow trout diet formulation. In this research rainbow trout with 0.2 gram average weight were fed with %10 maca in diet for 12 weeks. Effect of maca meal supplementation on growth of rainbow trout was positive and growth was significantly improved in the groups fed diets with maca in comparison with the control (P>0.05).