ORANGE CITY, Iowa — The Iowa State University Extension and Outreach Dairy Team will present its next free webinar from noon ...

In this 2,700 acre technology farm managed by Rift Valley Development–Registered Trustees, is a mammoth underground hay and silage storage facility that can keep feed fresh for three years.

Currently, Mwirigi has buried 230 tonnes of silage in the five-acre farm, enough stock to feed his cows for a whole year. The underground silage store is three feet deep and 30 metres long.