http://www.permaculturevoices.com/scaling-up-the-market-garden-a-visit-to-the-farm-of-the-future-the-urban-farmer-season-2-week-2/
Ask The Urban Farmer — How we harvest interplanted crops http://www.permaculturevoices.com/scaling-up-the-market-garden-a-visit-to-the-farm-of-the-future-the-urban-farmer-season-2-week-2/
Ask The Urban Farmer — How we harvest interplanted crops