My children had milked cows and goats by hand on demonstration farms.

Water was first used to irrigate a demonstration farm, and then the fields of nearby farmers.

More than 230 people work on the park's development and maintenance crews and its three demonstration farms.

While the schools and hospital have continued to function, the original demonstration farm at Amppipal is gone.

A demonstration farm had goats, pigs and a garden.

In addition to promoting demonstration farms, instructors for the education of farmers were also furnished.

He said he looked forward to running a demonstration farm with diverse livestock and offering programs for students.

But Sunnyside was set up to be an experimental demonstration farm.

The harvest is just coming in on the demonstration farm.

Visitors are welcome at the 180-acre demonstration farm from June 1 through September.