“Yes I know it sounds creepy, but maggots are great feed for fish. That’s a raw deal, do yoghurtAt the modern dairy unit, Ngugi keeps healthy seven cows -five freshians and two Fleckviehs, a breed of dual-purpose cattle suitable for milk and meat production. The aquaponics system combines a hydroponic (unit that grows crops without soil) and aquaculture (fish pond) unit in one same space. Here, waste from fish is used as fertiliser for plants and plants purify the water by removing the nutrients increasing oxygen concentration. From his aqua phonics system, Ngugi gets 1,000 tilapia or catfish pieces of between one and one and a half kilos from each tank every six months.

Source: Standard Digital February 09, 2018 21:11 UTC