Graeme Sait is an internationally renowned speaker and author of "Nutrition Rules!" – a guidebook for improving both soil health and human health. Graeme is also the CEO of the Sunshine Coast based Nutri-Tech Solutions, which specialises in the relationship between soil health, animal health & human health. Mary-Lou spoke further with Graeme about his business, which has become a recognised world leader in biological farming.

Click here to listen to the interview.